OVERALL
ALTERNATIVES
SPECS
VS AVERAGE
REVIEWS
Scored using Camera lenses Methodology v1.0
Camera lenses Methodology v1.0
Mathematical & Unbiased Scoring
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.
Explore Camera lenses Methodology v1.0

Panasonic Leica DG Summilux 25mm F 1 4 II ASPH Review | 54 Data compared

Avg. price:~£520Lens mount:Micro Four ThirdsMaximum focal length:25 mmMaximum aperture (telephoto end):1.4Optical image stabilization:noMaximum angle of view:47 °

Panasonic Leica DG Summilux 25mm F 1 4 II ASPH 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.

7.3

Overall score

Score
7.3/ 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
â–² Better than 68% of models
Score components

80%

7.1

Technical score

20%

7.8

User score

â–²Better than 68% of camera-lenses
7.1

Technical score

Technical score
7.1/ 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
â–² Better than 72% of models
Score components

35%

8.4

Optics & Aperture

24%

8.9

Build & Handling

20%

5.6

Focus & Controls

10%

?

Lab Scores

8%

1.0

Stabilization

3%

1.0

Mount & Format

â–²Better than 72% of camera-lenses
7.8

User score

User score
7.8/ 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
â–¼ Worse than 79% of models
Score components

70%

8.6

User ratings

30%

6.0

Number of reviews

Based on 119 buyer reviews from online shops.
Read buyer reviews on Amazon →
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 79% of camera-lenses
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
  • panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph
panasonic-leica-dg-summilux-25mm-f-1-4-ii-asph

Best prices

*As an Amazon Associate, we earn from qualifying purchases.

Best rankings

Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
Loading category ranking...

Technical Specifications of camera lens Panasonic Leica DG Summilux 25mm F 1 4 II ASPH

Technical score
Technical score
7.1/ 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
â–² Better than 72% of models
Score components:

35%

8.4

Optics & Aperture

24%

8.9

Build & Handling

20%

5.6

Focus & Controls

10%

?

Lab Scores

8%

1.0

Stabilization

3%

1.0

Mount & Format

7.1
User score
User score
7.8/ 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
â–¼ Worse than 79% of models
Score components

70%

8.6

User ratings

30%

6.0

Number of reviews

Based on 119 buyer reviews from online shops.
Read buyer reviews on Amazon →
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.
7.8
Popularity
Popularity
6.0/ 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
â–¼ Worse than 67% of models
Popularity:
Panasonic Leica DG Summilux 25mm F 1 4 II ASPH has a popularity score of 6 points, which is lower than 65.6% of camera lenses.
6.0
Value for money
Value for money
7.4/ 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
â–² Better than 75% of models
Score components:

60%

7.3

Overall score

40%

7.8

Price

7.4
Lens type
prime
Lens mount
Micro Four Thirds
Sensor format coverage
Micro Four Thirds
Filter thread size
46 mm
Teleconverter compatibility
no
Teleconverter compatibility
no
â–¼ Worse than 15% of models
This camera lens does not support teleconverters. 15.3% of camera lenses support teleconverters.
Show more
Minimum focal length
25 mm
Maximum focal length
25 mm
Optical zoom
N/A
Maximum angle of view
47 °
Minimum angle of view
47 °
Show more
Focus motor
STM
Minimum focus distance
0.3 m
Minimum focus distance
0.3 m
â–² Better than 48% of models
Market range: <0.18 m – >1.1 m
This camera lens focuses as close as 0.3 m, which is closer than 48.3% of camera lenses and equal to 7.9% of camera lenses.
Maximum reproduction ratio
0.11xx
Maximum reproduction ratio
0.11x
â–¼ Worse than 87% of models
Market range: <0.11 x – >0.39 x
This camera lens reaches a reproduction ratio of 0.11x, which is lower than 86.7% of camera lenses and equal to 3.7% of camera lenses.
Full-time manual focus
yes
Full-time manual focus
yes
â–² Better than 32% of models
This camera lens supports full-time manual focus. 68.3% of camera lenses support full-time manual focus.
Override via AF+MF setting.
Internal focusing
yes
Internal focusing
yes
â–² Better than 16% of models
This camera lens supports internal focusing. 83.6% of camera lenses support internal focusing.
Show more
Optical image stabilization
no
Optical image stabilization
no
â–¼ Worse than 29% of models
This camera lens does not support optical image stabilization. 29.1% of camera lenses include optical image stabilization.
Stabilization effectiveness (CIPA stops)
N/A
Weight
335 g
Weight
335 g
â–² Better than 71% of models
Market range: <171 g – >1.3k g
This camera lens weighs 335 g, which is lighter than 70.5% of camera lenses and equal to the weight of 0.4% of camera lenses.
Lens length
54.5 mm
Lens length
54.5 mm
â–² Better than 85% of models
Market range: <46 mm – >189 mm
This camera lens is 54.5 mm long, which is shorter than 85.4% of camera lenses.
Lens diameter
63 mm
Lens diameter
63 mm
â–² Better than 87% of models
Market range: <62.4 mm – >94.7 mm
This camera lens has a diameter of 63 mm, which is slimmer than 87.3% of camera lenses and equal to that of 2.1% of camera lenses.
Weather sealing (splashproof)
yes
Weather sealing (splashproof)
yes
â–² Better than 50% of models
This camera lens supports weather sealing. 50.2% of camera lenses support weather sealing.
Metal mount
yes
Metal mount
yes
â–² Better than 6% of models
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

Panasonic Leica DG Summilux 25mm F 1 4 II ASPH vs the average camera lens

246810TotalMount & FormatOptics & ApertureFocus & ControlsStabilizationBuild & HandlingLab Scores
  • 1.4 lower f-number at telephoto end
    Maximum aperture (telephoto end)
    1.4
    â–² Better than 84% of models
    Market range: <1.4 – >5.6
    This camera lens has a brighter maximum telephoto aperture than the average camera lens (f/1.4 vs f/2.8). The average lens has a maximum telephoto aperture of f/2.8.
    1.4 vs 2.8
  • 37.75 mm shorter lens
    Lens length
    54.5 mm
    â–² Better than 85% of models
    Market range: <46 mm – >189 mm
    This camera lens is shorter than the average camera lens (54.5 mm vs 92.25 mm). The average lens has a length of 92.25 mm.
    54.5 mm vs 92.25 mm
  • 14 mm narrower lens barrel
    Lens diameter
    63 mm
    â–² Better than 87% of models
    Market range: <62.4 mm – >94.7 mm
    This camera lens is slimmer than the average camera lens (63 mm vs 77 mm). The average lens has a diameter of 77 mm.
    63 mm vs 77 mm
  • 175 g lighter
    Weight
    335 g
    â–² Better than 71% of models
    Market range: <171 g – >1.3k g
    This camera lens is lighter than the average camera lens (335 g vs 510 g). The average lens weighs 510 g.
    335 g vs 510 g
  • Newer release date
    Release date
    2019
    â–² Better than 65% of models
    Market range: <2k – >2k
    This camera lens was released more recently than the average camera lens.
    2019 vs 2016
  • 1.4 lower f-number at telephoto end
    Maximum aperture (telephoto end)
    1.4
    â–² Better than 84% of models
    Market range: <1.4 – >5.6
    This camera lens has a brighter maximum telephoto aperture than the average camera lens (f/1.4 vs f/2.8). The average lens has a maximum telephoto aperture of f/2.8.
    1.4 vs 2.8
  • 37.75 mm shorter lens
    Lens length
    54.5 mm
    â–² Better than 85% of models
    Market range: <46 mm – >189 mm
    This camera lens is shorter than the average camera lens (54.5 mm vs 92.25 mm). The average lens has a length of 92.25 mm.
    54.5 mm vs 92.25 mm
  • 14 mm narrower lens barrel
    Lens diameter
    63 mm
    â–² Better than 87% of models
    Market range: <62.4 mm – >94.7 mm
    This camera lens is slimmer than the average camera lens (63 mm vs 77 mm). The average lens has a diameter of 77 mm.
    63 mm vs 77 mm
  • 175 g lighter
    Weight
    335 g
    â–² Better than 71% of models
    Market range: <171 g – >1.3k g
    This camera lens is lighter than the average camera lens (335 g vs 510 g). The average lens weighs 510 g.
    335 g vs 510 g
  • Newer release date
    Release date
    2019
    â–² Better than 65% of models
    Market range: <2k – >2k
    This camera lens was released more recently than the average camera lens.
    2019 vs 2016
  • 2 fewer aperture blades
    Aperture blades
    7
    â–¼ Worse than 61% of models
    Market range: <7 – >9
    This camera lens has fewer aperture blades than the average camera lens (7 vs 9). The average lens has 9 aperture blades.
    7 vs 9
  • 2 fewer low-dispersion elements
    Low-dispersion elements
    0
    â–¼ Worse than 76% of models
    Market range: <0 – >4
    This camera lens has fewer low-dispersion elements than the average camera lens (0 vs 2). The average lens has 2 low-dispersion elements.
    0 vs 2
  • 0.08 x lower maximum reproduction ratio
    Maximum reproduction ratio
    0.11 x
    â–¼ Worse than 87% of models
    Market range: <0.11 x – >0.39 x
    This camera lens has a lower maximum reproduction ratio than the average camera lens (0.1 x vs 0.2 x). The average lens has a maximum reproduction ratio of 0.192 x.
    0.11 x vs 0.192 x
  • 6.8% lower user score
    User score
    7.8/ 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
    ▼▼
    <55-66-77-88-99-10
    Panasonic Leica DG Summilux 25mm F 1 4 II ASPH
    the average camera lens
    Panasonic Leica DG Summilux 25mm F 1 4 II ASPH has a lower user score than the average camera lens (7.83 vs 8.360).
    7.83 vs 8.36
  • 20.7% less popular
    Panasonic Leica DG Summilux 25mm F 1 4 II ASPH is less popular than the average camera lens (6.04 vs 7.3).
    6.04 vs 7.29
  • 6.8% lower user score
    User score
    7.8/ 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
    ▼▼
    <55-66-77-88-99-10
    Panasonic Leica DG Summilux 25mm F 1 4 II ASPH
    the average camera lens
    Panasonic Leica DG Summilux 25mm F 1 4 II ASPH has a lower user score than the average camera lens (7.83 vs 8.360).
    7.83 vs 8.36
  • 20.7% less popular
    Panasonic Leica DG Summilux 25mm F 1 4 II ASPH is less popular than the average camera lens (6.04 vs 7.3).
    6.04 vs 7.29
  • 2 fewer aperture blades
    Aperture blades
    7
    â–¼ Worse than 61% of models
    Market range: <7 – >9
    This camera lens has fewer aperture blades than the average camera lens (7 vs 9). The average lens has 9 aperture blades.
    7 vs 9
  • 2 fewer low-dispersion elements
    Low-dispersion elements
    0
    â–¼ Worse than 76% of models
    Market range: <0 – >4
    This camera lens has fewer low-dispersion elements than the average camera lens (0 vs 2). The average lens has 2 low-dispersion elements.
    0 vs 2
  • 0.08 x lower maximum reproduction ratio
    Maximum reproduction ratio
    0.11 x
    â–¼ Worse than 87% of models
    Market range: <0.11 x – >0.39 x
    This camera lens has a lower maximum reproduction ratio than the average camera lens (0.1 x vs 0.2 x). The average lens has a maximum reproduction ratio of 0.192 x.
    0.11 x vs 0.192 x

Video reviews

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

Expert reviews

In-depth analysis and verdict from leading tech publications

P
photographylife.com
09/11/2025
Summary of the review
The Best Micro Four Thirds Lenses: 11 of My Favorites (Includes technical evaluation of II version)
D
digitalkamera.de
23/08/2021
Summary of the review
Review: Panasonic Leica DG Summilux 25 mm 1.4 II Asph. tested
(Translated)Show original
L
lesnumeriques.com
06/05/2020
Summary of the review
Panasonic Leica DG Summilux 25mm f/1.4 ASPH II Review
(Translated)Show original
F
focus-review.com
20/11/2014
Summary of the review
Review of the Panasonic Leica DG Summilux 25mm f/1.4 ASPH Lens
(Translated)Show original

Third-party reviews

Based on 119 buyer reviews from online shops.
Reviews last updated: July 2026 · How we calculate this
Read buyer reviews on Amazon →

What we like about Panasonic Leica DG Summilux 25mm F 1 4 II ASPH

  • Exceptional image quality with rich color rendering and high contrast
  • Fast f/1.4 aperture provides excellent low-light performance and shallow depth of field
  • Sharpness is impressive, especially when stopped down slightly to f/2
  • Compact and lightweight design, making it highly portable for travel and street photography
  • Improved Mark II features include dust- and splash-resistant weather sealing
  • Quick and nearly silent autofocus performance suitable for both stills and video
  • Smooth and 'creamy' bokeh rendering

What we don't like about Panasonic Leica DG Summilux 25mm F 1 4 II ASPH

  • Noticeable chromatic aberration and purple fringing in high-contrast or backlit scenes
  • Softness at the edges of the frame when used wide open at f/1.4
  • Aperture blades can produce a 'rattlesnake' clicking noise on some camera bodies
  • Included lens hood is large, non-reversible, and cumbersome for storage
  • Lacks internal optical image stabilization
  • Higher price point compared to other 25mm Micro Four Thirds alternatives

Verdict

The Panasonic Leica DG Summilux 25mm f/1.4 II ASPH is a premium normal-length prime lens for Micro Four Thirds cameras, providing a 50mm equivalent focal length ideal for portraits and street photography. Its optical design consists of 9 elements in 7 groups, featuring two aspherical elements and one Ultra-High Refractive Index (UHR) element to minimize aberrations, alongside a Nano Surface Coating to reduce flare and ghosting. This Mark II version introduces a rugged dust- and splash-resistant construction and a high-speed 240-fps stepping autofocus motor for quick, silent operation. Main pros include its bright f/1.4 aperture for excellent low-light performance, superb bokeh quality, and improved weather sealing. However, cons include the lack of built-in optical image stabilization, some noticeable chromatic aberration (purple fringing) at wide apertures, and a lens hood design that cannot be reverse-mounted.

Compare Panasonic Leica DG Summilux 25mm F 1 4 II ASPH with other products in the Camera lenses category

1Product to compare no. 1
VS
2Product to compare no. 2
VS
3Product to compare no. 3 (optional)

Graphic comparison of Panasonic Leica DG Summilux 25mm F 1 4 II ASPH and other products in the Camera lenses category

No results found