Leica M10 (2017)

At 660 grams, it rests in the hand like a film-era M, only quieter — and far more deliberate.

Overview

The Leica M10 isn’t a reinvention. It’s a refinement — a distillation of what the M-series was always meant to be. Introduced on 19 January 2017, it replaced the Typ 240 with a body that’s 39mm thick, matching the profile of the classic M7. That wasn’t accidental. The design goal was to return to the fundamentals: a compact, manual-focus digital rangefinder that feels like its analog ancestors. At 660 grams with battery, it’s only 30 grams heavier than the M6 or M7, a detail owners report makes a tangible difference in balance and handling. The camera’s construction is hand-made in Wetzlar, Germany, and that craftsmanship shows in the tight tolerances, the smooth film-wind-like shutter release, and the satisfying heft of the top-plate dials.

It uses a full-frame CMOS sensor measuring 35.8 x 23.9 mm, delivering 24 megapixels of effective resolution, a spec shared with the M10-P. Unlike later M-series models, the M10 omits video capability entirely, focusing instead on still photography through the optical rangefinder. Exposure control is straightforward: aperture-priority (A) or full manual, with shutter speeds from 1/4000 to 125 seconds, including bulb mode. ISO starts at 200, with manual or automatic selection, and the dedicated ISO dial on the top plate keeps settings tactile and immediate. The Leica Maestro-II image processor handles data, though buffer depth and continuous shooting speed aren’t documented in available specs.

Lens compatibility remains one of its strengths. It works with all Leica M-mount lenses, including 6-dot coded types that enable automatic EXIF and corrections. Uncoded M lenses from 1954 onward function fully, though metadata must be entered manually. Screw-mount lenses from 1925 onward can be used with an adapter, again with manual input. Leica R-mount SLR lenses are technically compatible via adapter, but sources describe them as “big, clumsy” with performance inferior to M optics. The viewfinder offers parallax correction, but no magnification adjustment based on focusing distance, a limitation noted in the lineage of M-series design.

Specifications

Manufacturer	Leica Camera AG
Product type	full-frame digital rangefinder camera
Dimensions	139 mm × 80 mm × 39 mm (5.5 in × 3.1 in × 1.5 in)
Weight	660 g (23 oz) (incl. battery)
Image Processor	Leica Maestro-II
Video Capability	No
Battery	BP-SCL5 lithium-ion battery
Lens Mount	Leica M-mount
Shutter Speed Range	1/4000 - 125 sec
Bulb Mode	Yes
ISO Range	ISO increments from ISO 200, choice of automatic control or manual setting
Exposure Modes	Choice of automatic shutter speed control with manual aperture preselection - aperture priority A, or manual shutter speed and ...
Aspect Ratio	3:2
Effective Pixels	24 megapixels
Sensor Size	Full frame (35.8 x 23.9 mm)
Sensor Type	CMOS

Key Features

Manual Focus via Optical Rangefinder

Focusing is entirely manual, using the central patch in the optical viewfinder. The patch is bright and well-contrasted, with a classic microprism design that snaps into clarity when aligned. There’s no autofocus, no focus peaking, no electronic assistance — just mechanical precision and user skill. The experience is tactile and immersive, encouraging slower, more deliberate photography. The rangefinder base length and magnification are consistent with prior M bodies, preserving the familiar handling and focusing throw of lenses like the 35mm Summicron or 50mm Noctilux.

Compact Full-Frame Body Matching M7 Thickness

At 39mm thick, the M10 is the slimmest digital M to date, shedding 7mm compared to the Typ 240. This reduction wasn’t just cosmetic — it restored the balance and pocketability of the film-era M7. The top plate dials (shutter speed and ISO) are now stacked vertically, freeing up space and improving ergonomics. The rear LCD is fixed and non-touchscreen, a deliberate omission that keeps the interface clean and distraction-free. The design philosophy is clear: reduce bulk, preserve tradition, eliminate anything that doesn’t serve the act of taking a photograph.

Dedicated ISO Dial with Manual and Auto Settings

The ISO dial on the top plate rotates independently and offers both manual settings and an “Auto” position. When set to Auto, the camera selects ISO within a user-defined range, but the physical dial keeps the setting visible and adjustable without diving into menus. This is a small but significant detail — it maintains the analog workflow where exposure settings are always at hand. The dial clicks positively into place, and its integration with the shutter speed dial reinforces the M10’s identity as a tool for photographers who think in terms of aperture, shutter, and sensitivity, not touchscreens and nested settings.

Historical Context

The Leica M10 succeeded the Leica M (Typ 240), addressing criticisms about size, weight, and usability. It shares similarities with, and differences from, the Typ 240, but its most notable departure was the return to a more compact form factor. It wasn’t a radical leap forward in specs — the 24MP sensor was familiar — but rather a refinement of form and function. The M10-P followed later with a quieter shutter, and the M10 Monochrom pushed resolution to 41MP for black-and-white work, but the standard M10 stood as the core expression of Leica’s digital rangefinder philosophy in 2017.

Collectibility & Value

The original price was reportedly $6,500 for the body alone, though some sources list $8,295 — a discrepancy possibly due to regional pricing or confusion with the M10-R variant. By 2020, used listings prompted questions like “Is It Worth $6000?”, suggesting depreciation but sustained interest. Owners note that service, maintenance, and repairs are available through Leica, though a forum post titled “M10 Repairs by Leica UK” indicates that some owners encounter issues requiring professional attention. There is no documented data on common failures or long-term reliability trends beyond this. Collectibility remains tied to Leica’s reputation and the M10’s role as a return to form, rather than any documented scarcity or investment value.