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Canon EF 16 35mm F2 8L III USM Review | 54 Data compared

Avg. price in UK: ~£2,020
Avg. price in US: ~$2,200
Lens mount: Canon EF
Maximum focal length: 35 mm
Maximum aperture (telephoto end): 2.8
Optical image stabilization: no
Maximum angle of view: 108.2 °

Canon EF 16 35mm F2 8L III USM review. Compare 54 technical specifications and user reviews to see how it ranks among camera lenses and if it is worth buying.

7.7

Very good

7.6

Very good

8.3

Excellent

7.2
Low-light photography
Score components:
70.0%
9.8
Maximum aperture (telephoto end)
30.0%
1.0
Optical image stabilization
6.8
Travel
Score components:
30.0%
8.0
Lens length
25.0%
6.8
Lens diameter
25.0%
10
Weather sealing (splashproof)
20.0%
1.0
Optical image stabilization

Best prices in UK

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Verdict

The Canon EF 16-35mm f/2.8L III USM is a professional ultra-wide-angle zoom lens featuring a constant f/2.8 maximum aperture, a 16-element optical design with three aspherical and two Ultra-low Dispersion (UD) elements, and a 9-blade rounded diaphragm for smooth bokeh. Key characteristics include its advanced Subwavelength (SWC) and Air Sphere (ASC) coatings to minimize flare, a Ring-type Ultrasonic Motor (USM) for fast autofocus, and a weather-sealed construction with fluorine-coated front and rear elements. Main pros include exceptional edge-to-edge sharpness that significantly improves upon its predecessor, excellent low-light performance, and a versatile focal range for landscape and architecture; however, it lacks image stabilization, has a large 82mm filter thread, and remains quite expensive and heavy.

Technical Specifications of Canon EF 16 35mm F2 8L III USM

Overall score

7.7

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Popularity

What it is: An indicator based on the number of reviews received by the camera lens.

When it matters: When you want to see which camera lenses attract the most buyer attention and review activity.

Mount & Format

1.0

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Lens type

What it is: The optical category that indicates whether the lens is a prime, zoom, macro, fisheye, or another design.

When it matters: When you are choosing between a prime, zoom, macro, or specialty lens for the kind of subjects you shoot.

Importance: LOW

zoom

Lens mount

What it is: The mechanical and electronic interface that determines which cameras the lens can be attached to.

When it matters: When camera compatibility and access to the right lens ecosystem are central to your buying decision.

Importance: LOW

Canon EF

Sensor format coverage

What it is: The largest sensor size the lens is designed to cover without severe vignetting.

When it matters: When you need the lens to fully cover your camera sensor without heavy corner darkening.

Importance: LOW

Full-frame

Filter thread size

What it is: The diameter of the front filter thread used for screw-in filters and compatible accessories.

When it matters: When you plan to use screw-in filters such as polarizers, ND filters, or protective glass.

Importance: LOW

82 mm

Teleconverter compatibility

What it is: Whether the lens can be used with compatible teleconverters to extend focal length.

When it matters: When you want to extend reach for wildlife or sports without changing to a different long lens.

Importance: HIGH

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Optics & Aperture

8.3

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Minimum focal length

What it is: The shortest focal length the lens can provide, which determines its widest framing.

When it matters: When wide framing matters for landscapes, interiors, architecture, or travel shots.

Importance: LOW

16 mm

Maximum focal length

What it is: The longest focal length the lens can reach, which determines its telephoto reach.

When it matters: When you need more reach for wildlife, sports, stage events, or distant details.

Importance: LOW

35 mm

Optical zoom

What it is: The ratio between the longest and shortest focal lengths available in the lens zoom range.

When it matters: When you want one lens to cover a broader range of compositions without swapping glass.

Importance: LOW

2.2x

Maximum angle of view

What it is: The widest scene the lens can capture at its shortest focal length.

When it matters: When you need to fit more of a room, skyline, or landscape into the frame.

Importance: LOW

108.2 °

Minimum angle of view

What it is: The narrowest scene the lens captures at its longest focal length.

When it matters: When you want tighter framing on faraway subjects without moving closer.

Importance: LOW

63 °

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Focus & Controls

6.6

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Focus motor

What it is: The autofocus drive system responsible for moving lens elements into focus.

When it matters: When fast, quiet autofocus matters for video, wildlife, street shots, or moving subjects.

Importance: LOW

ring USM

Minimum focus distance

What it is: The shortest distance at which the lens can focus on a subject.

When it matters: When you like shooting details, food, flowers, or products from a very short distance.

Importance: MEDIUM

Maximum reproduction ratio

What it is: The highest magnification the lens can achieve when focusing at its closest distance.

When it matters: When close-up magnification matters for macro work, textures, or small product details.

Importance: MEDIUM

Full-time manual focus

What it is: The ability to adjust focus manually without leaving autofocus mode.

When it matters: When you want to fine-tune focus instantly without switching out of autofocus.

Importance: HIGH

Internal focusing

What it is: A focusing design in which internal elements move while the outer barrel length stays unchanged.

When it matters: When you use polarizers, gimbals, or close-up setups that benefit from a lens that does not extend while focusing.

Importance: HIGH

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Stabilization

4.2

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Optical image stabilization

What it is: A hardware system that shifts optical elements to counteract camera shake and reduce blur.

When it matters: When you want steadier handheld shots and less blur, especially in low light or at longer focal lengths.

Importance: HIGH

Stabilization effectiveness (CIPA stops)

What it is: The rated stabilizer benefit, measured in stops, under CIPA testing standards.

When it matters: When you are comparing stabilized lenses and want to know how much handheld shutter-speed advantage they offer.

Importance: HIGH

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Build & Handling

9.1

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Weight

What it is: The total mass of the lens, affecting portability and handling balance on the camera body.

When it matters: When you carry a lens all day for travel, hiking, or event coverage and want to keep your kit manageable.

Importance: HIGH

Lens length

What it is: The physical length of the lens body from mount to front edge.

When it matters: When bag space, balance, or front clearance matters in a compact travel or video setup.

Importance: HIGH

Lens diameter

What it is: The widest outer diameter of the lens barrel.

When it matters: When grip comfort, filter size, or fit inside a tight camera bag matters to you.

Importance: MEDIUM

Weather sealing (splashproof)

What it is: Protective sealing intended to resist splashes, dust, and light environmental exposure.

When it matters: When you often shoot outdoors in light rain, dust, or changing conditions.

Importance: HIGH

Metal mount

What it is: A lens mount made of metal rather than plastic for greater durability at the camera connection point.

When it matters: When durability matters because you change lenses often or use heavier gear for work.

Importance: HIGH

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Lab Scores

7.9

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DxOMark overall score

What it is: The combined DxOMark lens rating based on lab-tested optical performance.

When it matters: When you want a quick lab-based summary of overall optical performance before comparing lenses in detail.

Importance: HIGH

DxOMark sharpness score

What it is: The DxOMark subscore that reflects how much detail the lens can resolve across the frame.

When it matters: When fine detail matters for landscapes, product work, or high-resolution cameras.

Importance: HIGH

DxOMark transmission

What it is: The measured light transmission of the lens, expressed as T-stop rather than nominal f-number.

When it matters: When real light loss matters for exposure consistency in studio, cinema, or mixed-lens shoots.

Importance: MEDIUM

DxOMark distortion

What it is: The DxOMark metric that measures how much the lens bends straight lines away from their true shape.

When it matters: When straight lines matter in architecture, interiors, copy work, or product photography.

Importance: MEDIUM

DxOMark vignetting

What it is: The DxOMark measurement of corner darkening relative to the center of the image.

When it matters: When even corner brightness matters for skies, studio backdrops, or clean product shots.

Importance: MEDIUM

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Canon EF 16 35mm F2 8L III USM vs the average camera lens

Why is Canon EF 16 35mm F2 8L III USM better than the average camera lens?

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Has fluorine coating
Canon EF 16 35mm F2 8L III USM has a fluorine coating, the average camera lens does not. 25.5% of camera lenses use a fluorine coating.
What it is: A protective coating on exposed elements that repels water, oil, and dirt for easier cleaning.
When it matters: When you shoot in rain, sea spray, or dusty places and want easier front-element cleaning.
Importance: HIGH
Canon EF 16 35mm F2 8L III USM has a fluorine coating, the average camera lens does not. 25.5% of camera lenses use a fluorine coating.
Has focus distance scale
Canon EF 16 35mm F2 8L III USM has a focus distance scale, the average camera lens does not. 48.6% of camera lenses include a focus distance scale.
What it is: A marked scale that shows the approximate focus distance set on the lens.
When it matters: When you pre-focus manually for street, zone focusing, or repeatable tripod setups.
Importance: MEDIUM
Canon EF 16 35mm F2 8L III USM has a focus distance scale, the average camera lens does not. 48.6% of camera lenses include a focus distance scale.
Has internal zoom
Canon EF 16 35mm F2 8L III USM has internal zoom, the average camera lens does not. 10% of camera lenses support internal zoom.
Maintains length during zooming.
What it is: A zoom design that changes focal length without extending the outer barrel.
When it matters: When balance on a gimbal or tripod matters and you do not want the lens length to change while zooming.
Importance: LOW
Canon EF 16 35mm F2 8L III USM has internal zoom, the average camera lens does not. 10% of camera lenses support internal zoom.
8 points higher DxOMark score
Canon EF 16 35mm F2 8L III USM has a higher DxOMark overall score than the average camera lens (34 vs 26). The average lens has a DxOMark overall score of 26.
What it is: The combined DxOMark lens rating based on lab-tested optical performance.
When it matters: When you want a quick lab-based summary of overall optical performance before comparing lenses in detail.
Importance: HIGH
Canon EF 16 35mm F2 8L III USM has a higher DxOMark overall score than the average camera lens (34 vs 26). The average lens has a DxOMark overall score of 26.34 vs 26
8 points higher DxOMark sharpness
Canon EF 16 35mm F2 8L III USM has a higher DxOMark sharpness score than the average camera lens (24 vs 16). The average lens has a DxOMark sharpness score of 16.
What it is: The DxOMark subscore that reflects how much detail the lens can resolve across the frame.
When it matters: When fine detail matters for landscapes, product work, or high-resolution cameras.
Importance: HIGH
Canon EF 16 35mm F2 8L III USM has a higher DxOMark sharpness score than the average camera lens (24 vs 16). The average lens has a DxOMark sharpness score of 16.24 vs 16
1 more aspherical elements
Canon EF 16 35mm F2 8L III USM has more aspherical elements than the average camera lens (3 vs 2). The average lens has 2 aspherical elements.
What it is: Specially shaped lens elements used to reduce distortion and improve sharpness with fewer optical compromises.
When it matters: When edge sharpness and lower distortion matter in wide-angle, travel, or everyday shooting.
Importance: MEDIUM
Canon EF 16 35mm F2 8L III USM has more aspherical elements than the average camera lens (3 vs 2). The average lens has 2 aspherical elements.3 vs 2
1 more aspherical elements
Canon EF 16 35mm F2 8L III USM has more aspherical elements than the average camera lens (3 vs 2). The average lens has 2 aspherical elements.
Has focus distance scale
Canon EF 16 35mm F2 8L III USM has a focus distance scale, the average camera lens does not. 48.6% of camera lenses include a focus distance scale.
Has internal zoom
Canon EF 16 35mm F2 8L III USM has internal zoom, the average camera lens does not. 10% of camera lenses support internal zoom.
Has fluorine coating
Canon EF 16 35mm F2 8L III USM has a fluorine coating, the average camera lens does not. 25.5% of camera lenses use a fluorine coating.
8 points higher DxOMark score
Canon EF 16 35mm F2 8L III USM has a higher DxOMark overall score than the average camera lens (34 vs 26). The average lens has a DxOMark overall score of 26.
8 points higher DxOMark sharpness
Canon EF 16 35mm F2 8L III USM has a higher DxOMark sharpness score than the average camera lens (24 vs 16). The average lens has a DxOMark sharpness score of 16.

Optics & Aperture

Focus & Controls

Build & Handling

Why is Canon EF 16 35mm F2 8L III USM worse than the average camera lens?

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284.6 g heavier
Canon EF 16 35mm F2 8L III USM is heavier than the average camera lens (810 g vs 525.4 g). The average lens weighs 525.4 g.
35.5 mm longer lens
Canon EF 16 35mm F2 8L III USM is longer than the average camera lens (127.5 mm vs 92 mm). The average lens has a length of 92 mm.
11.5 mm wider lens barrel
Canon EF 16 35mm F2 8L III USM is wider than the average camera lens (88.5 mm vs 77 mm). The average lens has a diameter of 77 mm.
0.1 % higher optical distortion
Canon EF 16 35mm F2 8L III USM has a higher optical distortion than the average camera lens (0.4% vs 0.3%). The average lens has optical distortion of 0.3%.
284.6 g heavier
Canon EF 16 35mm F2 8L III USM is heavier than the average camera lens (810 g vs 525.4 g). The average lens weighs 525.4 g.
What it is: The total mass of the lens, affecting portability and handling balance on the camera body.
When it matters: When you carry a lens all day for travel, hiking, or event coverage and want to keep your kit manageable.
Importance: HIGH
Canon EF 16 35mm F2 8L III USM is heavier than the average camera lens (810 g vs 525.4 g). The average lens weighs 525.4 g.810 g vs 525.4 g
35.5 mm longer lens
Canon EF 16 35mm F2 8L III USM is longer than the average camera lens (127.5 mm vs 92 mm). The average lens has a length of 92 mm.
What it is: The physical length of the lens body from mount to front edge.
When it matters: When bag space, balance, or front clearance matters in a compact travel or video setup.
Importance: HIGH
Canon EF 16 35mm F2 8L III USM is longer than the average camera lens (127.5 mm vs 92 mm). The average lens has a length of 92 mm.127.5 mm vs 92 mm
11.5 mm wider lens barrel
Canon EF 16 35mm F2 8L III USM is wider than the average camera lens (88.5 mm vs 77 mm). The average lens has a diameter of 77 mm.
What it is: The widest outer diameter of the lens barrel.
When it matters: When grip comfort, filter size, or fit inside a tight camera bag matters to you.
Importance: MEDIUM
Canon EF 16 35mm F2 8L III USM is wider than the average camera lens (88.5 mm vs 77 mm). The average lens has a diameter of 77 mm.88.5 mm vs 77 mm
0.1 % higher optical distortion
Canon EF 16 35mm F2 8L III USM has a higher optical distortion than the average camera lens (0.4% vs 0.3%). The average lens has optical distortion of 0.3%.
What it is: The DxOMark metric that measures how much the lens bends straight lines away from their true shape.
When it matters: When straight lines matter in architecture, interiors, copy work, or product photography.
Importance: MEDIUM
Canon EF 16 35mm F2 8L III USM has a higher optical distortion than the average camera lens (0.4% vs 0.3%). The average lens has optical distortion of 0.3%.0.4 % vs 0.3 %
3.81x more expensive
Canon EF 16 35mm F2 8L III USM is more expensive than the average camera lens (£2,020 vs £530).
Canon EF 16 35mm F2 8L III USM is more expensive than the average camera lens (£2,020 vs £530).£2,020 vs £530
28.8% worse value for money
Canon EF 16 35mm F2 8L III USM has a worse value-for-money score than the average camera lens (5.70 vs 7.346).
What it is: An indicator that combines the camera lens's overall rating with its cost.
When it matters: When you want to know how much overall quality you get for the price.
Canon EF 16 35mm F2 8L III USM has a worse value-for-money score than the average camera lens (5.70 vs 7.346).5.7 vs 7.35

Build & Handling

Graphic comparison of Canon EF 16 35mm F2 8L III USM and

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Third-party reviews

United Kingdom

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(Reviews last updated: July 2026)

What customers like about Canon EF 16 35mm F2 8L III USM?

Exceptional center-to-edge sharpness across the entire zoom range, even when shot wide open at f/2.8.
Significant improvement in optical performance over its predecessor, the Mark II.
Robust professional build quality featuring dust and water resistance.
New coatings (SWC and ASC) that effectively eliminate ghosting and lens flare, even with direct light.
Fast, accurate, and quiet autofocus powered by a ring-type USM motor.
Excellent contrast and color rendition with well-controlled chromatic aberration.

What customers dislike about Canon EF 16 35mm F2 8L III USM?

High price point compared to previous versions and competitors.
Noticeable vignetting (corner shading) at 16mm and f/2.8, requiring software correction.
Lacks internal image stabilization (IS), which some competitors in this range provide.
Larger and heavier than previous iterations of the lens.
Moderate barrel distortion at the 16mm wide end.
The 82mm filter thread requires larger, more expensive filters.

Expert reviews

the-digital-picture.com

19/10/2016

Summary of the review

Canon EF 16-35mm f/2.8L III USM Lens Review(lenstip.com) | December 04, 2016 | Canon EF 16-35 mm f/2.8L III USM review - LensTip.com

The Canon EF 16-35mm f/2.8L III USM lens delivers exceptional, professional-grade sharpness across the full-frame sensor, even at its widest 16mm f/2.8 setting, backed by advanced coating technologies that effectively manage flare and ghosting. Key pros include the fast f/2.8 constant aperture for enhanced low-light performance and bokeh, robust L-series weather sealing, and a reliable, fast ring-type AF system. Conversely, the review identifies significant, yet common, drawbacks for this class of lens, such as heavy, noticeable vignetting at maximum aperture and a very high price point compared to f/4 alternatives. Crucially, the lens lacks built-in Image Stabilization (IS), limiting its handheld capabilities in low light compared to the EF 16-35mm f/4L IS, while the 82mm filter thread demands larger, more expensive filters.

dustinabbott.net

09/11/2016

Summary of the review

Canon EF 16-35mm f/2.8L III USM Review - DustinAbbott.net

In his review on DustinAbbott.net, the Canon EF 16-35mm f/2.8L III USM is praised for its exceptional optical performance, featuring outstanding edge-to-edge sharpness at f/2.8, minimal chromatic aberrations, and excellent flare resistance. This professional, weather-sealed lens offers a useful 0.25x maximum magnification, marking a significant upgrade over its predecessor in sharpness and contrast. Notable drawbacks include a high $2,199 price point, increased weight, and a larger 82mm filter requirement compared to previous models. Furthermore, the lens lacks image stabilization (IS) and shows slight, expected softening toward the corners at the 35mm end. YouTube

lenstip.com

04/12/2016

Summary of the review

Canon EF 16-35 mm f/2.8L III USM review - Introduction

The Canon EF 16-35 mm f/2.8L III USM is a high-end, full-frame ultra-wide-angle zoom lens that dramatically improves upon its predecessor's weak edge resolution. According to the comprehensive testing by LensTip, this third iteration finally corrects the poor optical performance on peripheral sensors, delivering exceptional sharpness where older versions failed. LensTip.com Pros & Cons Overview Pros: It features a solid casing, sensational image quality in the frame center, and good to very good resolution on both full-frame and APS-C edges. Optically, it boasts imperceptible longitudinal chromatic aberration, well-managed lateral chromatic aberration, moderate spherical aberration, and superior distortion correction relative to its competitors. The autofocus system is fast, silent, and highly accurate, complemented by surprisingly pleasant out-of-focus bokeh for an ultra-wide lens. LensTip.com Cons: The primary drawbacks identified include monstrous vignetting on full frame and slightly elevated coma toward the longer 35mm end of the focal range. LensTip.com

kenrockwell.com

12/12/2016

Summary of the review

Canon 16-35mm f/2.8 L III Review - Ken Rockwell

The Canon 16-35mm f/2.8 L III is characterized by Ken Rockwell as Canon's sharpest 16-35mm lens, offering exceptional, top-tier optical performance with superior corner-to-corner sharpness at f/2.8 compared to earlier models. Key advantages include fast, quiet USM autofocus, excellent flare resistance, minimal focus breathing, and great build quality for demanding professional applications like sports and journalism. Conversely, the lens is notably large, heavy, and expensive, making it less suitable for travel, and it lacks image stabilization (IS), leading to a recommendation of the 16-35mm f/4 L IS for handheld, non-action shooting. Additionally, it uses large, costly 82mm filters, and the construction incorporates more plastic than its predecessor, according to Rockwell.

dxomark.com

16/12/2016

Summary of the review

Canon EF 16-35mm f/2.8L III lens review - DXOMARK

The Canon EF 16-35mm f/2.8L III USM is Canon's highest-performing wide-angle zoom, specifically engineered to address the edge-sharpness weaknesses of its predecessors. Tested on the EOS 5DS R, it achieved an excellent DxOMark score of 34, bolstered by a significant sharpness increase to 24 P-Mpix compared to the 18 P-Mpix of the Mark II. Key strengths include a fast f/2.8 maximum aperture for low-light photography, improved durability with dust and water resistance, and vastly superior uniform resolution across the frame, especially at the 16mm focal length. Despite these optical achievements, the lens has several drawbacks, notably its high $2,199 price point and the lack of Image Stabilization (IS). It is physically large and heavy, and while it improves on chromatic aberration and distortion, users can still expect barrel distortion at 16-18mm and heavy vignetting of -1.7Ev at the widest settings. While it outperforms Nikon's 17-35mm f/2.8D equivalent, the review notes that the much cheaper f/4L IS version remains a compelling alternative for landscape photographers who prioritize stabilization and portability over a fast aperture. If you'd like, I can: Compare its...

dpreview.com

19/12/2016

Summary of the review

Canon EF 16-35mm F2.8L III USM lens review

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snapshot.canon-asia.com

24/01/2017

Summary of the review

Review: EF16-35mm f/2.8L III USM lens on interior spaces

The Canon EF16-35mm f/2.8L III USM lens is hailed as an exceptional tool for interior photography, offering a bright constant f/2.8 aperture for low-light shooting and delivering minimal distortion with superior sharpness from center to corner. While praised for its performance, the 16mm focal length can sometimes be too wide, leading to potential edge stretching that may misrepresent room size, prompting preferences for a 24mm length for more natural perspective.

dpreview.com

19/12/2016

Summary of the review

Canon EF 16-35mm F2.8L III USMGo to product viewer dialogue for this item. lens review - DPReview

The Canon EF 16-35mm F2.8L III USM is recognized as an exceptionally sharp wide-angle zoom with improved corner performance and reduced chromatic aberration over its predecessor, earning a 91% rating and high praise for low-light, landscape, and astrophotography applications. Pros include rugged weather-sealed construction, excellent coma control, and superior sharpness at 16mm. Conversely, the lens experiences reduced sharpness at focal lengths beyond 24mm, offering only minor improvements over the Mark II version in that range. Additionally, it exhibits heavy, persistent vignetting at 16mm wide open.

ephotozine.com

23/11/2016

Summary of the review

Canon EF 16-35mm f/2.8L III USM Review | ePHOTOzine

The ⁠ePHOTOzine review of the Canon EF 16-35mm f/2.8L III USM highly praises the ultra-wide zoom lens for its outstanding optical performance, robust build quality, and effective weather sealing. It delivers exceptional sharpness, effective control over aberrations, and fast autofocus, making it a premium choice for full-frame users. However, the lens is very expensive, lacks optical image stabilization (IS), and features an 82mm filter thread that requires removing the lens hood to adjust circular polarizers. Ultimately, ePHOTOzine concludes that the lens provides top-tier performance for the cost, but suggests weighing its price against alternative options.

focus-review.com

10/10/2016

Summary of the review

Review Canon EF 16-35mm F2.8L III USM

The Canon EF 16-35mm f/2.8L III USM is a high-end, ultra-wide-angle zoom lens designed for documentary photographers who require an expansive field of view and high brightness in low-light conditions. This third-generation model introduces vital optical improvements, notably delivering excellent center-to-corner sharpness and utilising advanced SubWavelength and Air Sphere Coatings that make the lens exceptionally resistant to flare and ghosting. While the lens does not feature image stabilization, Canon instead optimized its internal durability to minimize moving groups during zooming, ensuring performance under harsh conditions. Key advantages of the lens include its high image quality extending all the way to the corners, a constant fast f/2.8 aperture, robust weather-sealed construction, and reliable autofocus. However, these upgrades come at the cost of being significantly more expensive, larger, and heavier than its predecessor, measuring 88.5×127.5mm and weighing 790 grams. Testing also revealed noticeable raw distortion and heavy vignetting, particularly at 16mm at f/2.8, which requires digital lens correction profiles to mitigate. Ultimately, it represents a premium option for professionals seeking uncompromised optical quality over budget.

space.com

23/09/2021

Summary of the review

Canon EF 16-35MM F/2.8L III USM lens review - Space Would you like to compare the sharpness of this Mark III version against the older Mark II or the...

The Canon EF 16-35mm f/2.8L III USM is a premium wide-angle zoom lens highly praised for wide-field nightscape and astrophotography, delivering pin-sharp image quality across the entire frame. Built to exploit high-resolution camera sensors, it features a 16-element optical design with ultra-low dispersion glass and advanced Air Sphere coatings that effectively minimize ghosting, flare, and chromatic aberration. Its fast and fixed f/2.8 aperture allows it to capture maximum light, enabling photographers to capture sharp, detailed 15-second exposures of the Milky Way with almost no obvious coma or field distortion. Additionally, the lens features a rapid, highly accurate USM autofocus system that handles brighter stars and planets exceptionally well, alongside a precise focus ring for users who prefer manual focus. Despite its superb performance, the lens has notable drawbacks, primarily its very high price tag of over $2,000 and its hefty weight of 790 grams, which requires a very sturdy tripod setup. Reviewers note that while the image quality is exceptional, there is still very minor field distortion at the extreme corners of full-frame images. For experienced photographers, it remains a...

pcmag.com

25/06/2018

Summary of the review

Canon EF 16-35mm f/2.8L III USM Review - PCMag 💡 Key Takeaway: Reviews consistently highlight that this "Mark IIIGo to product viewer dialogue for th...

The Canon EF 16-35mm f/2.8L III USM is a premium, weather-sealed wide-angle zoom lens that earns an Editors' Choice award for its exceptional sharpness, bright constant f/2.8 aperture, and robust build quality, featuring a fluorine coating for added protection. It provides excellent full-frame coverage, making it a high-performance, albeit costly, upgrade for professional photographers. Conversely, the lens carries a high price tag, omits optical image stabilization, and exhibits noticeable distortion and vignetting at wider focal lengths, according to the review. Despite these drawbacks, it is hailed as a top-tier performer in its class.

digitalkamera.de

17/10/2017

Summary of the review

Review: Canon EF 16-35 mm f/2.8L III USM - digitalkamera.de

The digitalkamera.de review highlights the Canon EF 16-35 mm 2.8L III USM as a robust, professional-grade wide-angle zoom lens delivering excellent resolution and minimal distortion, particularly in the center of the frame. Tested on a 26-megapixel Canon EOS 6D Mark II, the lens features a weather-sealed construction with smooth, precise mechanical handling, making it a superior choice for landscape and architectural photography over its predecessor. Key disadvantages include severe vignetting at the 16mm end, showing a 67 percent light drop at f/2.8, along with significant weight and size increases. Additionally, the lens lacks optical image stabilization, which may complicate handheld, low-light shooting.

fotorganic.ch

13/05/2019

Summary of the review

Canon EF 16-35mm f/2.8L USM III Review - Nature Photography

The Canon EF 16-35mm f/2.8L USM III is a premium ultra-wide-angle zoom lens designed for landscape, night, and astro-photography, delivering sharpness and micro-contrasts that rival first-class prime lenses. Its standout features (pros) include an exceptional resolution across the entire focal range with virtually no edge weaknesses, rendering it ideal for high-resolution full-frame cameras like the Canon EOS 5DS R or R5. Additionally, the lens boasts excellent chromatic aberration control and outstanding correction of coma, ensuring stars appear as sharp points rather than distorted streaks at the image borders. Its nine rounded aperture blades produce a visually pleasing 18-pointed sunstar and a smooth bokeh, while the physical build offers reliable weather sealing and standard 82mm filter thread compatibility. However, the lens requires some operational compromises (cons), most notably its loose and overly sensitive manual focusing ring, which caused frequent accidental defocusing during dark night shoots in Norway. Optically, it exhibits heavy vignetting at the wide end, suffering a 1.6-stop light loss (67% drop) at 16mm and f/2.8, which significantly degrades image quality and elevates digital noise when corrected during low-light astrophotography....

digitalkamera.de

Unknown

Summary of the review

Canon EF 16-35mm f/2.8L III USM Datasheet - Digitalkamera.de

The Canon EF 16-35 mm 2.8L III USM is a premium, high-performance wide-angle zoom that offers exceptional corner-to-corner sharpness, even at f/2.8, significantly improving upon its predecessor's optical issues. The lens features a robust, weather-sealed design with advanced coatings to minimize flare and includes fast, silent ring-type USM autofocus. However, the lens is heavy at 790 grams, expensive, and requires large, costly 82mm filters. Key disadvantages include noticeable barrel distortion at 16mm and considerable vignetting at wider apertures, along with the notable omission of optical image stabilization.

lesnumeriques.com

28/11/2016

Summary of the review

Canon EF 16-35mm f/2.8L III USM Review

This review covers the Canon EF 16-35 mm f/2,8 L III USM ultra-wide-angle zoom lens, designed to match the demanding ultra-high resolution of 50-megapixel sensors like the EOS 5DsR. Structurally, it features a redesigned optical formula of 16 elements in 11 groups and includes a 9-blade circular diaphragm that creates very soft and pleasant bokeh. The lens maintains a constant f/2.8 maximum aperture and a 28 cm minimum focusing distance. Built as a weather-sealed "all-weather" optic with a solid, slightly granular plastic barrel, it features an ring-type USM ultrasonic autofocus motor and excellent manual control rings with perfect fluidity. However, this updated design makes it heavier (790 g) and 16 mm longer than its predecessor, while entirely lacking an optical image stabilization system. The real-world and laboratory performance highlights clear optical strengths and weaknesses. On the positive side, the lens delivers an exceptionally high level of general sharpness that handles high-megapixel sensors with ease, optimal sharpness across the frame at f/8, and very well-contained geometric distortions that are easily corrected in post-production. On the negative side, the lens suffers from...

pyrros.fr

12/01/2025

Summary of the review

Canon EF 16-35mm f/2.8L III USM Lens Review - Pyrros.fr

The Canon EF 16-35mm III f/2.8 L USM is a high-performance ultra-wide-angle zoom lens built for professional landscape, architecture, and reportage photography. This Mark III version stands out for its constant f/2.8 aperture, which makes it ideal for low-light environments, event coverage, weddings, and astrophotography. It features a robust, weather-sealed metal construction to endure harsh shooting environments. Additionally, its 9-blade diaphragm produces a smooth, aesthetically pleasing bokeh. Optically, the lens delivers impressive edge-to-edge sharpness even when shooting wide open, effectively controlling chromatic aberrations, ghosts, and flares through its specialized SWC and ASC lens coatings. Furthermore, its Ring-type Ultrasonic Motor (USM) ensures fast, silent, and precise autofocus tracking for dynamic scenes. Despite these strengths, the lens has a few specific drawbacks to consider before buying. The most prominent missing feature is built-in optical image stabilization (IS). While its fast f/2.8 aperture helps mitigate low-light issues, handheld video shooters or slow-shutter landscape photographers might need a camera body with internal stabilization (IBIS). Weighing 790 grams, it is a relatively hefty piece of glass to carry around for extended handheld sessions. Lastly, because...

dxomark.fr

16/12/2016

Summary of the review

Canon EF 16-35mm f/2.8L III USM - DxOMark For detailed performance metrics, visit DxOMark.

The DXOMARK review evaluates the Canon EF 16-35mm f/2.8L III USM mounted on the high-resolution Canon EOS 5DS R camera body, awarding it an excellent overall score of 34 points. This update represents a major leap in image quality over its predecessors, boosting its sharpness score significantly to 24 P-Mpix. The core pros highlighted in the review are its outstanding edge-to-edge and outer-field sharpness, which is a substantial upgrade from the older Mark I and Mark II versions. Additionally, it features a fast, constant f/2.8 maximum aperture tailored for quick-paced photography, along with enhanced professional L-series durability that includes dust and water resistance. Minor improvements were also noted in its control over distortion and chromatic aberration. DxOMark Conversely, the review notes several cons and potential drawbacks to consider. Optically, the lens suffers from visible vignetting at wide apertures, which is slightly worse than the previous version. While chromatic aberration and barrel distortion are improved, some color fringing and barrel distortion over 0.5% are still present at the widest 16–18mm focal ranges. Physically, the lens is described as large and heavy,...

digitalcamaralens.com

25/03/2026

Summary of the review

Canon EF 16-35mm f/2.8L III USM Review

The Canon EF 16-35mm f/2.8L III USM is a professional-grade ultra-wide-angle zoom lens that features a redesigned optical structure compared to its predecessor. This third iteration is physically larger and heavier, weighing 790g, due to more substantial aspherical glass elements intended to improve image quality. The construction utilizes a mix of metal and high-quality thermosetting plastic, featuring a weather-sealed mount and a non-rotating front element that facilitates the use of 82mm filters. Notable technical upgrades include a new 9-blade rounded diaphragm for smoother background blur and a highly precise internal focusing system. The lens offers several professional advantages, such as excellent build quality with a smooth zoom ring and a fast, constant f/2.8 aperture suitable for low-light photography. Its internal zoom mechanism prevents external extension, which helps maintain balance and improves dust resistance. However, there are some drawbacks, including its increased weight and lack of image stabilization, which may be a concern for handheld videography. Additionally, the manual focus ring has a very short throw, and the lens is not compatible with teleconverters, limiting its versatility for users who might...

fotografiaflash.com

26/04/2022

Summary of the review

Canon EF 16-35mm f/2.8L III USM - Review

The Canon EF 16-35mm f/2.8L III USM is a premium, professional-grade ultra-wide-angle zoom lens that delivers outstanding image quality and sharp performance across its focal range. Key advantages highlighted in the review include its exceptional center and corner sharpness—even when shooting wide open at f/2.8—and its robust, weather-sealed L-series construction that features protective fluorine coatings. It also boasts a highly effective Ring USM autofocus system that is fast, precise, and quiet enough for video tracking. Furthermore, the optical design incorporates advanced ASC and subwavelength coatings to suppress flare and ghosting, while maintaining near-perfect control over chromatic aberrations. However, the lens has notable drawbacks, with its high price tag being the primary obstacle for many photographers. It lacks built-in image stabilization, making it less versatile for low-light handheld video or slow-shutter motion tracking when compared to its f/4 counterpart. The physical footprint is another con, as this third iteration grew bulkier and heavier than its predecessor, weighing in at nearly 800 grams and requiring large 82mm filters. Optically, users must contend with evident barrel distortion and heavy vignetting at the wide...

canonistas.com

16/01/2017

Summary of the review

Review of the EF 16–35mm f/2.8L III USM zoom lens

The forum review of the Canon EF 16–35mm f/2.8L III USM lens notes that after two highly disappointing previous versions, this third iteration finally delivers performance worthy of the prestigious L-series red ring. Tested on a Canon EOS 5D Mark IV, the reviewer praises its drastic improvements in optical quality, noting that utilizing the extreme wide-angle focal lengths is no longer a strain on the eyes. A key highlight is the lens's rapid, silent autofocus system and an excellent correction of perspective that leaves previous issues with distortion and chromatic aberrations in the past. Furthermore, linear resolution is described as offering the richest detail ever seen in a Canon 16–35mm f/2.8 zoom, with a high level of contrast that remains strong even when shooting wide open at f/2.8. Despite the overwhelming praise for its optics, the reviewer identifies several prominent drawbacks, starting with a steep retail price of around €2.400. The build quality is also questioned, as the reviewer cannot understand why an elite L-series lens still relies heavily on a plastic exterior construction. Additionally, the lens lacks image stabilization...

photo-review.com

13/01/2017

Summary of the review

Canon EF 16–35mm f/2.8L III USM Lens Review

The Canon EF 16–35mm ƒ/2.8L III USM marks a major optical breakthrough for Canon, finally correcting the flaws that plagued its two previous generations. The reviewer notes that this lens delivers excellent linear resolution from the center all the way to the corners, alongside high contrast and well-controlled chromatic aberrations, making it worthy of Canon's premium L-series red ring. It features a redesigned optical construction of 16 elements in 11 groups, a 9-blade diaphragm, and specialized ASC and fluorine coatings to reduce glare and smudges. Built to withstand harsh environments, the lens includes robust weather sealing, while its USM autofocus system delivers exceptionally fast, precise, and silent performance. Despite these stellar performance upgrades, the reviewer highlights several notable drawbacks, particularly its high price tag of €1,959 and the complete lack of image stabilization (IS). The review criticizes Canon for "castrating" this lens by omitting stabilization, especially since cheaper competitors like Tamron include it, and Canon's own 16-35mm ƒ/4L variant features IS with comparable optical quality. Additionally, the physical build relies heavily on plastic polymers rather than premium metal, which feels...

juzaphoto.com

01/08/2016

Summary of the review

Canon EF 16-35mm f/2.8 L III USM: Features and Reviews

The Canon EF 16-35mm f/2.8 L III USM is a highly-rated professional wide-angle zoom lens designed for full-frame and APS-C cameras, produced between 2016 and 2026. Users praise its exceptional build quality, weather sealing, and professional-grade performance, noting that it yields vivid, sharp, and three-dimensional images. Reviewers consistently highlight its superb sharpness across the entire zoom range, extending from the center all the way to the corners, even when shooting wide open at f/2.8. This bright f/2.8 aperture makes it a versatile tool for low-light reporting, events, weddings, and astrophotography, allowing photographers to keep their ISO settings lower. Despite its top-tier optics, the lens comes with several notable drawbacks, primary among them being its high cost, heavy weight, and bulky dimensions. Additionally, it completely lacks image stabilization (IS), which some reviewers note would have been helpful for landscape photography, though it is less critical for event coverage or when utilizing a tripod. Because it costs twice as much as Canon's f/4 version while being bulkier and losing stabilization, multiple reviewers suggest that casual hobbyists and landscape-only photographers might find better...

juzaphoto.com

28/06/2022

Summary of the review

Canon RF 15-35mm vs EF 16-35mm f/2.8: Sharpness Test and Comparison

The reviewer evaluated the Canon RF 15-35mm f/2.8L IS USM, comparing it directly against the Canon EF 16-35mm f/2.8L III USM and the ultra-compact Canon RF 16mm f/2.8 STM during a trip to Madeira. At the 16mm and 24mm focal lengths, both zoom lenses performed identically with exceptional sharpness at the center and corners at both f/2.8 and f/11. However, the RF 15-35mm pulled ahead by demonstrating noticeably less vignetting at 16mm and vastly superior corner sharpness when shot wide open at 35mm f/2.8, where the EF version began to drop in quality. Conversely, the budget RF 16mm prime struggled significantly, showing severe distortion resembling a fisheye, heavy vignetting, and corner resolution so poor at f/2.8 that the reviewer deemed it practically unusable until stopped down to f/11. The core advantages (pros) of the Canon RF 15-35mm f/2.8L include its impeccable overall image sharpness across all focal lengths, built-in image stabilization (IS), professional weather-sealed build quality, and an expanded 15mm field of view without needing an adapter. Its primary disadvantages (cons) are its high price tag of around €2400 and...

tapatalk.com

25/08/2016

Summary of the review

Canon EF 16-35mm f/2.8L III USM Review: Are you interested in a deep dive into the optical performance of this specific lens, or would you prefer to c...

The Canon EF 16-35mm f/2.8L USM III is lauded as a professional-grade, ultra-wide zoom offering exceptional optical clarity, superior color rendering, and minimal distortion compared to its predecessors. Its constant f/2.8 aperture delivers impressive low-light performance and smooth, circular bokeh, making it ideal for event and reportage photography. YouTube · Conversely, the review notes the significant absence of image stabilization (IS), which, while less critical for action, limits its utility for handheld video. Additionally, the lens requires a high-resolution, full-frame body to fully unlock its elite edge-to-edge sharpness, as pairing it with a crop sensor diminishes its primary value proposition.

focus-review.com

10/10/2016

Summary of the review

Review of the Canon EF 16-35mm F2.8L III USM

The Canon EF 16-35mm f/2.8L III USM is a high-performance ultra-wide-angle zoom lens designed for demanding reportage photography. This third-generation model delivers exceptional image quality with impressive center sharpness that remains remarkably consistent into the corners, solving the corner softness flaws found in its predecessor. Built with a robust, dust- and splash-resistant construction, it features 16 lens elements in 11 groups, a 0.28-meter minimum focusing distance, and 9 diaphragm blades that produce round bokeh balls. Furthermore, advanced SubWavelength and Air Sphere coatings make the lens almost completely immune to ghosting and flare, even when shooting directly into the sun. The core advantages of this lens include its excellent edge-to-edge image quality, a constant fast f/2.8 aperture, reliable autofocus, a weather-sealed body, and compatibility with standard screw-in filters. However, it has notable disadvantages, such as being larger and heavier than the previous version, lacking optical image stabilization, and carrying a very high price tag. Additionally, it suffers from heavy raw vignetting of over 1.6 stops at f/2.8 and moderate barrel-to-pincushion distortion, though these optical flaws can be easily corrected in-camera or...

eoszine.nl

31/10/2016

Summary of the review

Review of the EF 16-35mm f/2.8L III USM

The ⁠Canon EF 16-35mm f/2.8L III USM is reviewed by Pieter Dhaeze as a highly advanced super-wide-angle zoom lens that sets a new performance benchmark for professional photographers. It introduces notable upgrades over its predecessor, including a sturdier build using durable materials, improved internal glass elements, and highly effective new coatings. In terms of performance, the lens features a silent and incredibly fast autofocus system that works reliably under dim lighting conditions when paired with bodies like the EOS 5D Mark IV. Its optical quality delivers outstanding center sharpness at f/2.8 and superior corner sharpness compared to the f/4 IS version. Furthermore, its advanced coatings minimize chromatic aberration down to nearly imperceptible levels, providing an excellent tool for landscape, interior, and architectural photography. Despite its superb optical capabilities, the review highlights several distinct drawbacks for prospective buyers to consider. Pros include its exceptional corner-to-corner sharpness, vastly superior control over chromatic aberration, dust- and splash-proof construction, and a 9-blade aperture that generates beautiful bokeh and 18-point starbursts at f/16. On the downside, cons include its increased physical size and heavier weight...

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