Panasonic LEICA DG SUMMILUX 25mm f/1.4 II ASPH. H-XA025A

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Micro Four Thirds Prime mft 2026

Weather Sealed

Autofocus

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Useful links

Official Website

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Compare with

25mm

Focal length

f/1.4

Max aperture

205 g

Weight

14mm35mm85mm200mm600mm

▲ 25mm

Max aperture

f/1.4

f/2

Constant Aperture

Zoom Ratio: 1x

Aperturef/1.4

f/1.4f/16

Near focus7' 7"

Far focus8' 11"

Total DOF1' 4"

Hyperfocal101' 7"

Subject distance8' 2"

Focal length25 mm

Aperturef/1.4

SensorMicro 4/3

Illustrative scene preview based on this lens's focal length, aperture, and sensor coverage.

This preview uses 25mm, f/1.4, and Micro 4/3. Subject distance is estimated to keep lens previews comparable.

Min aperture: f/16
Diaphragm blades: 7

Optics

Optical construction: 9 elements in 7 groups
Special elements: 2 aspherical elements, 1 UHR element
Coatings: Nano Surface Coating, fluorine coating

Focusing

Minimum focus: 30 cm
Max magnification: 0.11×

Physical

Weight: 205 g
Dimensions: ⌀63mm × 55mm
Filter thread: 46 mm
Color: Black

Recommended Use

Ideal for: Portraits, Street, Travel, Vlogging, Walkaround / Daily, Weddings

Release year: 2026
Announced: Aug 25, 2026
Approx price: $650 USD

The best

Fast Micro Four Thirds 25mm f/1.4 normal prime with sealing and fluorine coating

Also

50mm-equivalent lens for street, travel, environmental portraits and daily use

Summary

The Panasonic LEICA DG SUMMILUX 25mm f/1.4 II ASPH. H-XA025A is a Micro Four Thirds prime with a classic 50mm-equivalent field of view, designed as a bright normal lens for Lumix G and other MFT cameras. This updated version keeps the familiar 25mm f/1.4 concept while adding practical refinements such as a fluorine coating, Nano Surface Coating, dust- and splash-resistant construction, a 46mm filter thread and a compact 205 g body. Optically, it uses 9 elements in 7 groups, including two aspherical elements and one UHR element.

Its photographic value comes from pairing a natural perspective with a fast aperture in a small system. On Micro Four Thirds, 25mm is one of the most useful focal lengths for everyday scenes, environmental portraits, reportage, travel and street photography; the f/1.4 aperture helps in low light and gives more subject separation than typical kit zooms. The 0.30 m minimum focusing distance and 0.11x maximum magnification are not macro-level figures, but they are enough for casual close details, food, objects and texture shots.

This lens makes sense as a main walkaround prime, a brighter companion to a compact zoom, or a video lens when the goal is cleaner indoor footage without carrying heavy glass. It does not include optical stabilization, so stabilized bodies remain useful, but the tradeoff is a fast aperture, weather-resistant handling and a more serious optical construction than many small normal primes. The refresh is modest, yet meaningful for photographers who use this focal length every day.

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Where to buy

Amazon USAView offers B&H PhotoView product

Some links may be affiliate links (sponsored).

Panasonic LEICA DG SUMMILUX 25mm f/1.4 II ASPH. H-XA025A Comparisons

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Pros & Cons

Pros

Bright f/1.4 aperture for low light and subject separation
50mm-equivalent field of view on Micro Four Thirds
Confirmed dust- and splash-resistant construction
Nano Surface Coating plus fluorine coating
Compact size and weight for a fast normal prime

Cons

No optical image stabilization in the lens
0.11x maximum magnification limits demanding close-up work
International USD pricing is not confirmed
The update focuses on coatings and sealing rather than a completely new optical formula