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Products in this category are evaluated mathematically under Frontumo Camera lenses Methodology v1.0 using verified laboratory benchmarks, technical specifications, and authentic consumer ratings with 0% commercial bias.
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Canon EF 300mm F2 8L IS II USM Review | 54 Data compared

Avg. price:~£5,240Lens mount:Canon EFMaximum focal length:300 mmMaximum aperture (telephoto end):2.8Optical image stabilization:yesMaximum angle of view:8.3 °

Canon EF 300mm F2 8L IS II USM Review: Compare 54 technical specifications and user reviews to see how this product ranks in the Camera lenses category and whether it is worth buying.

7.4

Overall score

Score
7.4/ 10
✕
What it is
An overall evaluation of the camera lens's quality, based on technical analyses and user reviews.
When it matters
When you need a quick reference to identify the best camera lenses on the market.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

80%

7.2

Technical score

20%

8.1

User score

â–²Better than 74% of camera-lenses
7.2

Technical score

Technical score
7.2/ 10
✕
What it is
An assessment of technical performance for products in the Camera lenses category across these key areas: Mount & Format, Optics & Aperture, Focus & Controls, Stabilization, Build & Handling, Lab Scores.
When it matters
When you want to compare camera lenses based on technical performance and available features.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

35%

7.6

Optics & Aperture

24%

5.8

Build & Handling

20%

7.2

Focus & Controls

10%

?

Lab Scores

8%

8.2

Stabilization

3%

10

Mount & Format

â–²Better than 78% of camera-lenses
8.1

User score

User score
8.1/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the camera lens.
When it matters
When real-world owner satisfaction and review volume matter to your decision.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

9.2

User ratings

30%

5.5

Number of reviews

Based on 68 buyer reviews from online shops.
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
â–¼Worse than 59% of camera-lenses
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  • canon-ef-300mm-f2-8l-is-ii-usm
  • canon-ef-300mm-f2-8l-is-ii-usm
canon-ef-300mm-f2-8l-is-ii-usm
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canon-ef-300mm-f2-8l-is-ii-usm

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Best rankings

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Technical Specifications of camera lens Canon EF 300mm F2 8L IS II USM

Technical score
Technical score
7.2/ 10
✕
What it is
An assessment of technical performance for products in the Camera lenses category across these key areas: Mount & Format, Optics & Aperture, Focus & Controls, Stabilization, Build & Handling, Lab Scores.
When it matters
When you want to compare camera lenses based on technical performance and available features.
Score distribution
â–¼
<55-66-77-88-99-10
Score components:

35%

7.6

Optics & Aperture

24%

5.8

Build & Handling

20%

7.2

Focus & Controls

10%

?

Lab Scores

8%

8.2

Stabilization

3%

10

Mount & Format

7.2
User score
User score
8.1/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the camera lens.
When it matters
When real-world owner satisfaction and review volume matter to your decision.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

9.2

User ratings

30%

5.5

Number of reviews

Based on 68 buyer reviews from online shops.
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
8.1
Popularity
Popularity
5.5/ 10
✕
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.
Score distribution
â–¼
<55-66-77-88-99-10
Popularity:
Canon EF 300mm F2 8L IS II USM has a popularity score of 5.5 points, which is lower than 71.6% of camera lenses.
5.5
Value for money
Value for money
5.5/ 10
✕
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.
Score distribution
â–¼
<55-66-77-88-99-10
Score components:

60%

7.4

Overall score

40%

1.0

Price

5.5
Lens type
telephoto prime
Lens mount
Canon EF
Sensor format coverage
Full-frame
Filter thread size
N/A
Teleconverter compatibility
yes
Teleconverter compatibility
yes
This camera lens supports teleconverters. 15.2% of camera lenses support teleconverters.
Supports EF 1.4x and EF 2x extenders.
Show more
Minimum focal length
300 mm
Maximum focal length
300 mm
Optical zoom
N/A
Maximum angle of view
8.3 °
Minimum angle of view
8.2 °
Show more
Focus motor
ring USM
Minimum focus distance
2 m
Minimum focus distance
2 m
This camera lens focuses as close as 2 m, which is farther than 95.4% of camera lenses and equal to 0.6% of camera lenses.
Maximum reproduction ratio
0.18xx
Maximum reproduction ratio
0.18x
This camera lens reaches a reproduction ratio of 0.18x, which is lower than 54.3% of camera lenses and equal to 2.4% of camera lenses.
Full-time manual focus
yes
Full-time manual focus
yes
This camera lens supports full-time manual focus. 68.3% of camera lenses support full-time manual focus.
Internal focusing
yes
Internal focusing
yes
This camera lens supports internal focusing. 83.6% of camera lenses support internal focusing.
Show more
Optical image stabilization
yes
Optical image stabilization
yes
This camera lens supports optical image stabilization. 29% of camera lenses include optical image stabilization.
Stabilization effectiveness (CIPA stops)
4 stops
Stabilization effectiveness (CIPA stops)
4 stops
This camera lens offers 4 stops of stabilization, which is stronger than 21.3% of camera lenses and equal to 44.5% of camera lenses.
Weight
2,350 g
Weight
2,350 g
This camera lens weighs 2,350 g, which is heavier than 96.3% of camera lenses.
Lens length
248 mm
Lens length
248 mm
This camera lens is 248 mm long, which is longer than 95.3% of camera lenses.
Lens diameter
128 mm
Lens diameter
128 mm
This camera lens has a diameter of 128 mm, which is wider than 97.2% of camera lenses and equal to that of 0.6% of camera lenses.
Weather sealing (splashproof)
yes
Weather sealing (splashproof)
yes
This camera lens supports weather sealing. 50.2% of camera lenses support weather sealing.
Metal mount
yes
Metal mount
yes
This camera lens uses a metal lens mount. 93.6% of camera lenses use a metal lens mount.
Show more
DxOMark overall score
?
DxOMark sharpness score
?
DxOMark transmission
?
DxOMark distortion
?
DxOMark vignetting
?
Show more

Canon EF 300mm F2 8L IS II USM vs the average camera lens

246810TotalMount & FormatOptics & ApertureFocus & ControlsStabilizationBuild & HandlingLab Scores
  • Has optical image stabilization
    Optical image stabilization
    yes
    This camera lens has optical image stabilization, the average camera lens does not. 29% of camera lenses include optical image stabilization.
  • Teleconverter compatible
    Teleconverter compatibility
    yes
    This camera lens supports teleconverters, while the average camera lens does not.
    Supports EF 1.4x and EF 2x extenders.
  • Has focus hold button
    Focus hold button
    yes
    This camera lens has a focus hold button, the average camera lens does not. 16.6% of camera lenses include a focus hold button.
    AF stop / focus hold buttons.
  • Has focus distance scale
    Focus distance scale
    yes
    This camera lens has a focus distance scale, the average camera lens does not. 48.6% of camera lenses include a focus distance scale.
  • Has drop-in filter support
    Drop-in / rear filter
    yes
    This camera lens supports drop-in or rear filters, while the average camera lens does not.
    Drop-in filter support.
  • Has focus limiter switch
    Focus limiter switch
    yes
    This camera lens has a focus limiter switch, the average camera lens does not. 16.4% of camera lenses include a focus limiter switch.
    Multiple limiter ranges.
  • Teleconverter compatible
    Teleconverter compatibility
    yes
    This camera lens supports teleconverters, while the average camera lens does not.
    Supports EF 1.4x and EF 2x extenders.
  • Has drop-in filter support
    Drop-in / rear filter
    yes
    This camera lens supports drop-in or rear filters, while the average camera lens does not.
    Drop-in filter support.
  • Has focus hold button
    Focus hold button
    yes
    This camera lens has a focus hold button, the average camera lens does not. 16.6% of camera lenses include a focus hold button.
    AF stop / focus hold buttons.
  • Has focus distance scale
    Focus distance scale
    yes
    This camera lens has a focus distance scale, the average camera lens does not. 48.6% of camera lenses include a focus distance scale.
  • Has focus limiter switch
    Focus limiter switch
    yes
    This camera lens has a focus limiter switch, the average camera lens does not. 16.4% of camera lenses include a focus limiter switch.
    Multiple limiter ranges.
  • Has optical image stabilization
    Optical image stabilization
    yes
    This camera lens has optical image stabilization, the average camera lens does not. 29% of camera lenses include optical image stabilization.
  • 1,840 g heavier
    Weight
    2,350 g
    This camera lens is heavier than the average camera lens (2350 g vs 510 g). The average lens weighs 510 g.
    2,350 g vs 510 g
  • 155.75 mm longer lens
    Lens length
    248 mm
    This camera lens is longer than the average camera lens (248 mm vs 92.25 mm). The average lens has a length of 92.25 mm.
    248 mm vs 92.25 mm
  • 2 fewer aspherical elements
    Aspherical elements
    0
    This camera lens has fewer aspherical elements than the average camera lens (0 vs 2). The average lens has 2 aspherical elements.
    0 vs 2
  • 51 mm wider lens barrel
    Lens diameter
    128 mm
    This camera lens is wider than the average camera lens (128 mm vs 77 mm). The average lens has a diameter of 77 mm.
    128 mm vs 77 mm
  • 1.7 m longer minimum focus distance
    Minimum focus distance
    2 m
    This camera lens has a higher minimum focus distance than the average camera lens (2 m vs 0.3 m). The average lens has a minimum focus distance of 0.3 m.
    2 m vs 0.3 m
  • 2 fewer low-dispersion elements
    Low-dispersion elements
    0
    This camera lens has fewer low-dispersion elements than the average camera lens (0 vs 2). The average lens has 2 low-dispersion elements.
    Also includes 2 fluorite elements.
    0 vs 2
  • Older release date
    Release date
    2011
    This camera lens was released earlier than the average camera lens.
    August 2011
    2011 vs 2016
  • 9.89x more expensive
    Canon EF 300mm F2 8L IS II USM is more expensive than the average camera lens (£5,240 vs £530).
    £5,240 vs £530
  • 9.89x more expensive
    Canon EF 300mm F2 8L IS II USM is more expensive than the average camera lens (£5,240 vs £530).
    £5,240 vs £530
  • 25.4% worse value for money
    Canon EF 300mm F2 8L IS II USM has a worse value-for-money score than the average camera lens (5.49 vs 6.9).
    5.49 vs 6.89
  • 31.3% less popular
    Canon EF 300mm F2 8L IS II USM is less popular than the average camera lens (5.55 vs 7.3).
    5.55 vs 7.29
  • 2 fewer aspherical elements
    Aspherical elements
    0
    This camera lens has fewer aspherical elements than the average camera lens (0 vs 2). The average lens has 2 aspherical elements.
    0 vs 2
  • 2 fewer low-dispersion elements
    Low-dispersion elements
    0
    This camera lens has fewer low-dispersion elements than the average camera lens (0 vs 2). The average lens has 2 low-dispersion elements.
    Also includes 2 fluorite elements.
    0 vs 2
  • 2 fewer fluorite elements
    Fluorite elements
    2
    This camera lens has fewer fluorite elements than the average camera lens (2 vs 0). The average lens has 0 fluorite elements.
    2 vs 0
  • 1.7 m longer minimum focus distance
    Minimum focus distance
    2 m
    This camera lens has a higher minimum focus distance than the average camera lens (2 m vs 0.3 m). The average lens has a minimum focus distance of 0.3 m.
    2 m vs 0.3 m
  • 0.01 x lower maximum reproduction ratio
    Maximum reproduction ratio
    0.18 x
    This camera lens has a lower maximum reproduction ratio than the average camera lens (0.2 x vs 0.2 x). The average lens has a maximum reproduction ratio of 0.192 x.
    0.18 x vs 0.192 x
  • 1,840 g heavier
    Weight
    2,350 g
    This camera lens is heavier than the average camera lens (2350 g vs 510 g). The average lens weighs 510 g.
    2,350 g vs 510 g
  • 155.75 mm longer lens
    Lens length
    248 mm
    This camera lens is longer than the average camera lens (248 mm vs 92.25 mm). The average lens has a length of 92.25 mm.
    248 mm vs 92.25 mm
  • 51 mm wider lens barrel
    Lens diameter
    128 mm
    This camera lens is wider than the average camera lens (128 mm vs 77 mm). The average lens has a diameter of 77 mm.
    128 mm vs 77 mm
  • Older release date
    Release date
    2011
    This camera lens was released earlier than the average camera lens.
    August 2011
    2011 vs 2016

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Expert reviews

In-depth analysis and verdict from leading tech publications

T
the-digital-picture.com
10/11/2011
Summary of the review
L
lenstip.com
03/02/2012
Summary of the review
E
ephotozine.com
15/08/2012
Summary of the review
P
photosafari.com.my
10/10/2013
Summary of the review
C
canonrumors.com
23/02/2015
Summary of the review
S
stevenbirdphotography.com
18/04/2017
Summary of the review
J
juzaphoto.com
19/10/2015
Summary of the review
D
doctor-speed.de
22/10/2013
Summary of the review
D
dxomark.fr
01/07/2010
Summary of the review
C
canon.es
15/03/2021
Summary of the review
J
juzaphoto.com
01/03/2011
Summary of the review
C
cameraservice.it
01/05/2026
Summary of the review
D
digifotopro.nl
13/10/2011
Summary of the review

Third-party reviews

Based on 68 buyer reviews from online shops.
Reviews last updated: July 2026 · How we calculate this

What we like about Canon EF 300mm F2 8L IS II USM

  • Unrivaled sharpness and exceptional image quality even wide open at f/2.8
  • Lightning-fast and highly accurate autofocus performance
  • Effective 4-stop image stabilization with three selectable modes
  • Professional-grade build quality with durable magnesium alloy and weather sealing
  • Produces smooth, 'creamy' bokeh that is highly praised for portraits and sports
  • Excellent performance when paired with 1.4x and 2x teleconverters
  • Significant weight reduction compared to its predecessor

What we don't like about Canon EF 300mm F2 8L IS II USM

  • Extremely high price tag that can be prohibitive for non-professionals
  • Still relatively heavy and bulky for long periods of handheld shooting
  • Fixed tripod collar can occasionally interfere with handheld handling
  • 300mm focal length may feel too short for some wildlife and field sports applications
  • Contrast can take a noticeable hit when shooting directly against bright light

Verdict

The Canon EF 300mm f/2.8L IS II USM is a professional-grade super-telephoto prime lens featuring an optical design of 16 elements in 12 groups, including fluorite and UD elements to virtually eliminate chromatic aberrations. Weighing approximately 2,350g—roughly 13% lighter than its predecessor—it provides 4 stops of image stabilization across three selectable modes and a fast f/2.8 maximum aperture ideal for low-light sports and wildlife photography. Main pros include its near-perfect edge-to-edge sharpness, rapid ring-type USM autofocus, and robust magnesium alloy weather-sealed construction. Primary cons are its high retail price, significant physical size compared to slower zooms, and the potential for noticeable vignetting when shooting wide open at f/2.8.

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