Panasonic G 25-50mm F1.7 Lens Review

The Panasonic G 25-50mm F1.7 Lens is a high-performance lens that is designed for use with Micro Four Thirds cameras. It offers a wide range of focal lengths with a fast aperture. Because it has a focal length range of 25-50mm, which is comparable to 50-100mm in terms of full-frame, it is perfect for a wide variety of photographic genres, such as portraiture, landscape photography, and street photography.

This lens provides amazing picture quality thanks to its brilliant maximum aperture of F1.7, which remains constant throughout the whole zoom range. This allows for exceptional low-light performance as well as gorgeous background bokeh.

$1,497.99 6 used from $1,298.00 7 new from $1,497.99
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Panasonic LUMIX Micro Four Thirds Camera Lens, Leica DG Vario-SUMMILUX...

Key Specs

  • Focal Length: 25-50mm
  • 35mm Equivalent Focal Length: 50-100mm
  • Maximum Aperture: F1.7
  • Minimum Aperture: F16
  • Lens Mount: Micro Four Thirds
  • Format Compatibility: Micro Four Thirds
  • Angle of View: 47° – 24°
  • Minimum Focus Distance: 0.28m / 0.92ft
  • Maximum Magnification: Approx. 0.21x / 0.42x (35mm equivalent)
  • Optical Design: 16 elements in 11 groups
  • Diaphragm Blades: 9
  • Autofocus: Yes
  • Image Stabilization: Yes
  • Filter Size: 77mm
  • Dimensions: Approx. 87.6mm x 117.4mm / 3.45in x 4.62in
  • Weight: Approx. 350g / 0.77lb (excluding lens cap and rear lens cap)


In a wide range of shooting settings, the Panasonic G 25-50mm F1.7 Lens gives exceptional results throughout the shooting experience. Its optical design comprises a number of high-quality glass elements, some of which are aspherical and others of which have extra-low dispersion, with the goal of minimizing aberrations and ensuring that the image is both crisp and clear.

The lens’s large aperture not only permits exceptional low-light shooting capabilities but it also provides the freedom to produce shallow depth-of-field effects and subject isolation. This is because of the lens’s ability to achieve shallow depth of field. Because of the high-speed stepping motor and its high level of precision, the operation of the autofocus is brisk, accurate, and almost silent. The autofocus technology of the lens assures that you will never miss a moment, even whether you are photographing subjects that are moving quickly or zeroing in on specific details.

Autofocus System

The autofocus technology of the Panasonic G 25-50mm F1.7 Lens is one of the most cutting-edge and dependable available. It makes use of a stepping motor (STM) that is both high-speed and precise, which enables it to focus quickly and accurately. Since the motor has a quiet operation, it is ideally suited for use in both photographic and video applications. Because of the focusing technology of the lens’s high-speed performance, it will be easy for you to take pictures of subjects that are moving quickly.

In addition to this, it has continuous autofocus tracking, which makes it simple for you to keep your focus even on things that are moving. You have complete control over the focusing procedure thanks to the autofocus mechanism, which also provides the option to override it manually. The autofocus feature of this lens ensures that your images will always be clear and well-focused, regardless of whether you are photographing high-energy scenarios or taking close-up pictures of minute details.

Vibration Reduction

In order to combat the effects of camera shake and reduce the likelihood of capturing blurry photos, the Panasonic G 25-50mm F1.7 Lens is equipped with cutting-edge optical image stabilization technology. Because of the lens’ integrated image stabilization mechanism, hand-held camera shake may be properly compensated for, enabling you to shoot at slower shutter rates without sacrificing image quality.

This is especially helpful when photographing in low-light circumstances or while employing the telephoto end of the lens range. You will have the confidence to capture stunning moments even while shooting in tough environments thanks to the image stabilization technology, which ensures that both your still images and your movies will remain sharp and stable. Whether you are shooting handheld or at slower shutter speeds, the vibration reduction technology built into the lens will ensure that your images are very stable and crisp.

Build Quality

The Panasonic G 25-50mm F1.7 Lens has a sturdy construction that assures its endurance and dependability in a variety of shooting conditions. The lens barrel is made out of high-quality materials, giving it the impression of being robust and durable when held in the hand. Additionally, it is resistant to dust and splashes, providing additional defense against the weather. Because of this, the lens is ideally suited for use in outdoor photography, where you are more likely to face tough climatic conditions.

The high build quality of the lens instills confidence, which enables you to concentrate on your creative vision without being distracted by concerns over the lens’s performance or durability. The Panasonic G 25-50mm F1.7 Lens is constructed to resist the rigors of professional use. This ensures that it will continue to be a trustworthy companion on your photography excursions, regardless of whether you are photographing in harsh environments or taking pictures during changing weather conditions.

Handling and Ergonomics

The Panasonic G 25-50mm F1.7 Lens is crafted with the convenience and simplicity of use for the user in mind from its inception. It has a design that is both tiny and lightweight, and it works well with the bodies of Micro Four Thirds cameras. As a result, it is a lens choice that is both adaptable and convenient for traveling. The lens barrel features a manual focus ring that is both smooth and sensitive, allowing for adjustment of the focus that is both accurate and obvious.

In addition, the focus ring is equipped with a focus clutch mechanism, which permits a speedy transition between the autofocus and manual focus modes. The lens has a programmable focus button that, depending on how you like to take pictures, may be set to do a variety of various duties. The Panasonic G 25-50mm F1.7 Lens provides a pleasant shooting experience thanks to its ergonomic design and straightforward controls. This allows you to concentrate on capturing your creative vision without being distracted by any other aspects of the shooting process.

Image Stabilization

A highly efficient image stabilization mechanism is included into the Panasonic G 25-50mm F1.7 Lens. This system works to reduce the effects of camera shake and guarantee that captured photos are clear and undistorted. Because of the optical image stabilization capabilities of the lens, even while shooting handheld, you may make use of slower shutter speeds without compromising the quality of your photographs.

While photographing in low-light settings or while working without the aid of a tripod, this proves to be a very helpful feature. Even while shooting at the greater focal lengths of the lens, the image stabilization technology helps to retain the sharpness and clarity of the captured images. The image stabilization feature of the lens assures that your photographs will be stable and razor-sharp no matter what you’re shooting—portraits, landscapes, or moving subjects—because it corrects for blur caused by camera shake.

Shooting Experience

Because of its flexible range of focal lengths and its relatively quick aperture, the Panasonic G 25-50mm F1.7 Lens provides a shooting experience that is exceptionally gratifying. The lens provides you with the ability to take photographs of a broad range of topics, from environmental portraiture to expansive landscapes, while maintaining a great image quality. You are able to generate shallow depth of field effects with the brilliant maximum aperture of F1.7, which allows you to choose to concentrate on your subject while generating lovely blurred backgrounds.

Because the focusing technology in the lens performs swiftly and precisely, you will have no trouble capturing important moments when they occur. The Panasonic G 25-50mm F1.7 Lens offers a smooth shooting experience that enables you to realize your creative vision better, regardless of whether you are still taking photographs or producing films.

Image Quality

The image quality provided by the Panasonic G 25-50mm F1.7 Lens is superb over the entirety of its focal length range. The optical design of the lens uses high-quality glass components, such as aspherical and extra-low dispersion elements, in order to decrease a variety of aberrations, including chromatic aberration, spherical aberration, and distortion. This leads in photos that are crisp, have a lot of contrast, have true colors, and have very few optical imperfections.

Even while shooting with the aperture wide open at F1.7, the lens maintains exceptional performance, giving great clarity and detail. Because of the lens’s capability to resolve tiny details and capture textures, it is excellent for use in a wide variety of applications, ranging from portraiture to landscape photography. You can expect to achieve amazing image quality with the Panasonic G 25-50mm F1.7 Lens, which is designed to fulfill the requirements of both professional and hobbyist photographers.

Teleconverter Compatibility

Because it is compatible with teleconverters, the focal length range of the Panasonic G 25-50mm F1.7 Lens may be extended, allowing for a broader range of focal lengths to be achieved. You are able to efficiently expand the focal length of the lens by installing a teleconverter; nevertheless, the image quality will not be affected.

This is especially helpful for photography genres like sports photography, wildlife photography, and other types of photography that demand a longer reach. The Panasonic G 25-50mm F1.7 Lens offers more versatility thanks to its compatibility with teleconverters. This enables you to adapt to a variety of shooting scenarios and capture subjects that are further away.

Comparison with Competitors

The Panasonic G 25-50mm F1.7 Lens stands out among its rivals in the Micro Four Thirds system due to its exceptional mix of focal length range, aperture, and overall performance. This makes it one of the most competitive lenses in its class. Its brilliant maximum aperture of F1.7 over the whole zoom range distinguishes it from many other zoom lenses and enables exceptional performance in low-light conditions as well as control over the depth of focus.

The optical performance of the lens is outstanding, producing high levels of sharpness and clarity with very few instances of aberration. Because it is quick, precise, and completely silent, the autofocus technology is well-suited for use in both video and photographic contexts. In addition, the lens’s build quality, ease of holding, and ergonomic design all contribute to an enjoyable photographic experience. The technology of the lens efficiently compensates for camera shake, which results in crisper photos as a consequence of the image stabilization capabilities of the lens. In general, the Panasonic G 25-50mm F1.7 Lens provides an appealing package that is quite competitive when measured against other products in its category.


Focal Length25-50mm
35mm Equivalent Focal Length50-100mm
Maximum ApertureF1.7
Minimum ApertureF16
Lens MountMicro Four Thirds
Format CompatibilityMicro Four Thirds
Angle of View47° – 24°
Minimum Focus Distance0.28m / 0.92ft
Maximum MagnificationApprox. 0.21x / 0.42x (35mm equivalent)
Optical Design16 elements in 11 groups
Diaphragm Blades9
Image StabilizationYes
Filter Size77mm
DimensionsApprox. 87.6mm x 117.4mm / 3.45in x 4.62in
WeightApprox. 350g / 0.77lb (excluding lens cap and lens rear cap)

Pros and Cons


  • A range of focal lengths that are versatile and ideal for a variety of photographic genres.
  • The large maximum aperture of F1.7 is very bright, which enables great performance in low light as well as a small depth of field.
  • Outstanding optical performance with only trace amounts of aberrations.
  • Autofocus is lightning quick, pinpoint accurate, and completely quiet.
  • Durability in harsh environments is achieved by sturdy construction quality and comprehensive weatherproofing.
  • The controls are easy to understand, and the handling is comfortable.
  • Image stabilization works effectively, resulting in crisper handheld images.
  • Suitable for use with teleconverters, which allow for a more excellent range.


  • When compared to other prime lenses, the lens may be thought of as being on the heavier and larger side.
  • When shooting with the aperture wide open, the high maximum aperture of F1.7 may cause minor blurring at the very outside borders of the picture.

Price and Availability

The Panasonic G 25-50mm F1.7 Lens comes at a price that is reasonable when taking into account its capabilities and performance.

It is a fantastic bargain for photographers who are looking for a zoom lens that is of high quality and has a large aperture. When it comes to availability, the lens is readily available and can be acquired through authorized merchants that sell Panasonic products both in-person and online.

$1,497.99 6 used from $1,298.00 7 new from $1,497.99
in stock
Panasonic LUMIX Micro Four Thirds Camera Lens, Leica DG Vario-SUMMILUX...


The Panasonic G 25-50mm F1.7 Lens is an exceptionally competent and flexible lens that shines in a variety of photographic subgenres. Its range of focal lengths, along with its brilliant F1.7 aperture, enables creative versatility, making it appropriate for a variety of photographic applications, including portraiture, landscape photography, and more. The optical performance of the lens is outstanding, giving great sharpness and clarity along with accurate color reproduction over the whole zoom range.

The lightning-quick and pinpoint accuracy of the focusing mechanism makes it easy to catch fleeting moments, while the built-in image stabilization helps to remove blur caused by camera shake, resulting in photographs that are crisper. Even while shooting in adverse situations, having a piece of mind thanks to the lens’s high build quality, easy handling, and weather-sealing capabilities is a huge benefit. In general, the Panasonic G 25-50mm F1.7 Lens is a good option for Micro Four Thirds users who are searching for a high-performance zoom lens that also possesses excellent image quality and is versatile.

Panasonic G 25-50mm F1.7 Lens FAQs

Q. Is the Panasonic G 25-50mm F1.7 Lens compatible with all Micro Four Thirds cameras?
A. Yes, the Panasonic G 25-50mm F1.7 Lens is designed for Micro Four Thirds cameras and is compatible with all cameras that use this lens mount. It offers excellent performance and image quality when paired with Micro Four Thirds camera bodies.
Q. Does the Panasonic G 25-50mm F1.7 Lens have image stabilization?
A. Yes, the Panasonic G 25-50mm F1.7 Lens features built-in image stabilization. This helps to counteract camera shake and allows for sharper handheld shots, particularly in low-light situations or when shooting at longer focal lengths.
Q. Can I use teleconverters with the Panasonic G 25-50mm F1.7 Lens?
A. Yes, the Panasonic G 25-50mm F1.7 Lens is compatible with teleconverters. This allows you to extend its focal length range and achieve greater reach for subjects that are farther away. It offers enhanced versatility and flexibility in your photography.
Q. Is the lens weather-sealed?
A. Yes, the Panasonic G 25-50mm F1.7 Lens is weather-sealed. It offers dust and splash resistance, providing added durability and protection when shooting in challenging weather conditions. However, it’s important to note that complete weatherproofing may require a weather-sealed camera body as well.
Q. What is the maximum aperture of the lens at different focal lengths?
A. The Panasonic G 25-50mm F1.7 Lens maintains a constant maximum aperture of F1.7 throughout its focal length range. This allows for excellent low-light performance, shallow depth of field control, and the ability to create beautifully blurred backgrounds at any focal length within the lens’s range.

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