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Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH MFT Review

Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH

Main Features

  • 10-25mm Focal Range
  • F1.7 Max Aperture
  • Weather-sealed
  • Filter Thread: 77mm
  • Max Format: FourThirds
  • Micro Four Thirds Mount
  • Weight: 690g / 1.52 lb
  • Dimensions(øxL): 88mm x 128mm
  • Min Focus Distance: 0.28m
  • Max Magnification: 0.14x
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Panasonic 10-25mm F1.7 ASPH Overview


Panasonic 10-25mm F1.7 ASPH is a Fixed aperture Auto Focus (AF) Ultra-Wideangle Zoom lens with FourThirds max sensor coverage, and it is designed to be used with MFT cameras.

What type of photography is the Panasonic 10-25mm F1.7 ASPH lens good for?

The type of photography that you are planning to use the Panasonic 10-25mm F1.7 ASPH is an important decision factor. Here we have evaluated its suitability to various photography scenarios:

Photography Type Suitability
Bird/WildlifeFair
SportsAverage
PortraitVery Good
TravelVery Good
StreetVery Good
WeddingVery Good
Walk AroundVery Good
VloggingVery Good
LandscapeVery Good
MacroPoor

Panasonic 10-25mm F1.7 ASPH is a member of Panasonic's Summilux series of lenses. Below you can see the latest lenses in this series.

Summilux Series Lenses in Micro Four Thirds Mount
Model Coverage Weight Focusing Street Price
Panasonic Leica DG Summilux 9mm F1.7 ASPH Lens Panasonic Leica DG Summilux 9mm F1.7 ASPH
Compare
FourThirds 130gr AF Amazon B&H Photo
Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH Lens Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
FourThirds 690gr AF Amazon B&H Photo
Panasonic Leica DG Summilux 25mm F1.4 II ASPH Lens Panasonic Leica DG Summilux 25mm F1.4 II ASPH
Compare
FourThirds 205gr AF Amazon B&H Photo
Panasonic Lumix G Leica DG Summilux 12mm F1.4 ASPH Lens Panasonic Lumix G Leica DG Summilux 12mm F1.4 ASPH
Compare
FourThirds 335gr AF Amazon B&H Photo
Panasonic Leica Summilux DG 25mm F1.4 Lens Panasonic Leica Summilux DG 25mm F1.4
Compare
FourThirds 200gr AF Amazon B&H Photo
Panasonic Leica DG Summilux 15mm F1.7 ASPH Lens Panasonic Leica DG Summilux 15mm F1.7 ASPH
Compare
FourThirds 115gr AF Amazon B&H Photo

Reasons to Buy Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH Lens

Here we've included a summary of the advantages and disadvantages of the Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH lens in a list form to help you determine whether it offers the features you need.

PROs
Weather-sealed
Autofocus
Aperture Ring
Distance Scale
Hood supplied
Full-time Manual Focusing
Internal Focusing
Fast Aperture at Wide end
Fast Aperture at Tele end
Constant f1.7 aperture throughout the range
9 Diaphragm Blades for Smooth Bokeh
Minimum focus distance of 0.28m / 11.0 inch
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Buy Panasonic 10-25mm F1.7 ASPH from Amazon or B&H PHOTO


CONs
Pricey


Lens Mount

Panasonic 10-25mm F1.7 ASPH is compatible with cameras that have a Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with the Micro Four Thirds lenses are Panasonic G9 II, OM System OM-5 and Panasonic GH6.


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Size, Weight and Filter Thread

Size and weight is a very important decision factor when searching for your next lens. Panasonic 10-25mm F1.7 ASPH has a maximum diameter of 88mm and total length of 128mm. It weighs 690g / 24.3 oz.

Below you can find a scaled side-by-side image of Panasonic 10-25mm F1.7 ASPH and Olympus ED 8-25mm F4 Pro (Micro Four Thirds mount) to get a better idea of how their sizes compare in real life. Check the detailed comparison of these two lenses here.

Panasonic 10-25mm F1.7 ASPH vs Olympus ED 8-25mm F4 Pro Lens Size Comparison
Comparison image of the Panasonic 10-25mm F1.7 ASPH and the Olympus ED 8-25mm F4 Pro Size and Weight

Panasonic 10-25mm F1.7 ASPH has a filter thread of 77mm. Below are links to the filters that we recommend you to consider for your Panasonic 10-25mm F1.7 ASPH:

  • 77mm Variable ND Lens Filters
  • 77mm Circular Polarizer Lens Filters
  • 77mm Clear Protection Lens Filters


https://cameradecision.com/lenses/img/other/Panasonic-Leica-DG-Vario-Summilux-10-25mm-F1.7-ASPH-topview.jpg
Panasonic 10-25mm F1.7 ASPH Lens Top View




Focal Range

Panasonic 10-25mm F1.7 ASPH has a focal range of 10-25mm and 2.5X zoom ratio which has a 35mm equivalent focal range of 20-50mm when used on a FourThirds format camera.



Weather Sealings

The Panasonic 10-25mm F1.7 ASPH is a weather-sealed lens, which provides extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have effective protection, you have to pair the Panasonic 10-25mm F1.7 ASPH with a weather-sealed camera body such as the Panasonic G9 II, OM System OM-5 and Panasonic GH6.

Panasonic 10-25mm F1.7 ASPH MTF Charts

Below you can find the MTF chart of Panasonic 10-25mm F1.7 ASPH which would give an idea of the its contrast and resolution from the center to its edges.


https://cameradecision.com/lenses/img/other/Panasonic-Leica-DG-Vario-Summilux-10-25mm-F1.7-ASPH-mtf-chart-1.jpg
MTF Chart of the Panasonic 10-25mm F1.7 ASPH

Zoom Method

Panasonic 10-25mm F1.7 ASPH features Rotary (internal) zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compared to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.

Maximum Magnification Ratio

Panasonic 10-25mm F1.7 ASPH has a Max Magnification Ratio of 0.14x and has a minimum focusing distance of 0.28m. 0.14x means that the max magnification ratio is very low and not suitable even for modest close-up shots.


Aperture

Panasonic 10-25mm F1.7 ASPH is a fixed aperture lens with a constant max aperture of f1.7 from 10mm all the way to the 25mm .

Focal Length Max Aperture Min Aperture
10mm F1.7 F16
25mm F1.7 F16

Optical Formula

Panasonic 10-25mm F1.7 ASPH's optical formula consists of 17 elements in 12 groups . Following special elements are used in this design:

  • 1 UHR
  • 3 aspherical
  • 4 ED elements

https://cameradecision.com/lenses/img/other/Panasonic-Leica-DG-Vario-Summilux-10-25mm-F1.7-ASPH-optical-structure.jpg
Optical Construction of the Panasonic 10-25mm F1.7 ASPH

Lens Hood

Panasonic 10-25mm F1.7 ASPH comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.

Body Colour

Panasonic 10-25mm F1.7 ASPH is available in Black color.

Popular Comparisons of Panasonic 10-25mm F1.7 ASPH

Here are the eight most popular comparisons of the Panasonic 10-25mm F1.7 ASPH amongst Camera Decision readers.

Top Alternatives of Panasonic 10-25mm F1.7 ASPH Lens
Model Coverage Weight Focusing Street Price
Olympus M.Zuiko Digital ED 8-25mm F4 Pro Lens Olympus M.Zuiko Digital ED 8-25mm F4 Pro
Compare
FourThirds 411 g / 0.90 lb AF Amazon B&H Photo
Panasonic Leica DG Vario-Elmarit 12-60mm F2.8-4.0 ASPH Power OIS Lens Panasonic Leica DG Vario-Elmarit 12-60mm F2.8-4.0 ASPH Power OIS
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FourThirds 320 g / 0.70 lb AF Amazon B&H Photo
Olympus M.Zuiko Digital ED 12-40mm f2.8 PRO Lens Olympus M.Zuiko Digital ED 12-40mm f2.8 PRO
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FourThirds 382 g / 0.84 lb AF Amazon B&H Photo
Panasonic Leica DG Vario-Elmarit 8-18mm F2.8-4.0 ASPH Lens Panasonic Leica DG Vario-Elmarit 8-18mm F2.8-4.0 ASPH
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FourThirds 315 g / 0.69 lb AF Amazon B&H Photo
Panasonic Leica DG Summilux 9mm F1.7 ASPH Lens Panasonic Leica DG Summilux 9mm F1.7 ASPH
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FourThirds 130 g / 0.29 lb AF Amazon B&H Photo
Olympus M.Zuiko Digital ED 7-14mm F2.8 PRO Lens Olympus M.Zuiko Digital ED 7-14mm F2.8 PRO
Compare
FourThirds 534 g / 1.17 lb AF Amazon B&H Photo
Panasonic Lumix G X Vario 12-35mm F2.8 ASPH Power OIS Lens Panasonic Lumix G X Vario 12-35mm F2.8 ASPH Power OIS
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FourThirds 305 g / 0.67 lb AF Amazon B&H Photo
Panasonic Lumix G Leica DG Summilux 12mm F1.4 ASPH Lens Panasonic Lumix G Leica DG Summilux 12mm F1.4 ASPH
Compare
FourThirds 335 g / 0.74 lb AF Amazon B&H Photo


**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate, I earn from qualifying purchases.

Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH Alternatives in Micro Four Thirds Mount
Model Coverage Weight Focusing Street Price
Panasonic Leica DG Vario-Elmarit 8-18mm F2.8-4.0 ASPH Lens Panasonic Leica DG Vario-Elmarit 8-18mm F2.8-4.0 ASPH
Compare
FourThirds 315 g / 0.69 lb AF Amazon B&H Photo
Panasonic Leica DG Vario-Elmarit 12-35mm F2.8 ASPH POWER OIS Lens Panasonic Leica DG Vario-Elmarit 12-35mm F2.8 ASPH POWER OIS
Compare
FourThirds 306 g / 0.67 lb AF Amazon B&H Photo
Olympus M.Zuiko Digital ED 9-18mm f4.0-5.6 Lens Olympus M.Zuiko Digital ED 9-18mm f4.0-5.6
Compare
FourThirds 155 g / 0.34 lb AF Amazon B&H Photo
Panasonic Lumix G Vario HD 12-32mm F3.5-5.6 Mega OIS Lens Panasonic Lumix G Vario HD 12-32mm F3.5-5.6 Mega OIS
Compare
FourThirds 70 g / 0.15 lb AF Amazon B&H Photo
Panasonic Lumix G X Vario 12-35mm F2.8 ASPH Power OIS Lens Panasonic Lumix G X Vario 12-35mm F2.8 ASPH Power OIS
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FourThirds 305 g / 0.67 lb AF Amazon B&H Photo
Olympus M.Zuiko Digital ED 8-25mm F4 Pro Lens Olympus M.Zuiko Digital ED 8-25mm F4 Pro
Compare
FourThirds 411 g / 0.90 lb AF Amazon B&H Photo
Panasonic Lumix G X Vario 12-35mm F2.8 II ASPH Power OIS Lens Panasonic Lumix G X Vario 12-35mm F2.8 II ASPH Power OIS
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FourThirds 305 g / 0.67 lb AF Amazon B&H Photo

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Panasonic 10-25mm F1.7 ASPH Detailed Specifications


General
Brand Panasonic
Lens Type Zoom
Lens Type Wideangle Zoom
Lens Mount Micro Four Thirds
Max Format FourThirds
Focal Range 10-25mm
Image Stabilization
Colour Black
Zoom Method Rotary (internal)
Power Zoom No
Zoom Lock No
Zoom Ratio 2.5X
APERTURE
Max Aperture F1.7
Min Aperture F16
Aperture Ring Yes
Diaphragm Blades 9
Optics
Optical Elements 17
Optical Groups 12
Special Elements 1 UHR, 3 aspherical, 4 ED elements

FOCUSING
Min Focus Distance 0.28m
Max Magnification 0.14X
Autofocus Yes
AF Motor Type Stepper motor
Full Time Manual Yes
Focus Method Internal
Distance Scale Yes
DoF Scale No
PHYSICAL SPECS
Weight 690g
Diameter 88mm
Length 128mm
Materials Magnesium alloy
Weather Sealing Yes
Filter Thread 77mm
Filter Notes -
Hood Supplied Yes
Tripod Collar No
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Frequently Asked Questions about Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
is the Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH a Weather-sealed lens?
What is the Minimum Focusing Distance of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
is the Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH an Autofocus (AF) lens?
What is the Filter Thread Size of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH
Does Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH have Image Stabilization?
Does Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH have Aperture Ring?
What is the Maximum Magnification Ratio of Panasonic Leica DG Vario-Summilux 10-25mm F1.7 ASPH


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