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MP 0.72vs Pentax K-3 Mark III

GearFrame · Updated March 2026

Leica MP 0.72 Leica MP 0.72 (2003) Starting from £4850 new Best for Street, Documentary & Reportage Film Photography View MP 0.72
VS
Pentax Pentax K-3 Mark III Pentax Pentax K-3 Mark III (2021) Starting from £1699 new Best for DSLR enthusiasts & outdoor photographers View Pentax K-3 Mark III

GearScore™ Verdict — Which should you buy?

Street, Documentary & Reportage Film Photography — MP 0.72 (2003): The purist's Leica — a fully mechanical 35mm rangefinder with no electronics bar the meter. Still built by hand in Wetzlar. The most honest camera ever made.

Dslr Enthusiasts & Outdoor Photographers — Pentax K-3 Mark III (2021): The finest APS-C DSLR ever made — class-leading weather sealing, optical viewfinder, 5-axis IBIS, and extraordinary build for photographers committed to DSLR.

↓ Full specifications below

MP 0.72 (2003)

  • Serious film photographers who want the finest rangefinder ever made
  • Street and documentary photographers who shoot Kodak Tri-X or HP5
  • Leica M-mount collectors and long-term lens owners
  • Photographers who value mechanical precision over electronic convenience

Pentax K-3 Mark III (2021)

  • DSLR photographers who want the finest APS-C optical viewfinder experience
  • Outdoor and weather photographers who need robust all-weather sealing
  • Pentax lens owners who want to use their existing K-mount glass
  • Photographers who prefer optical viewfinders and refuse to switch to mirrorless

Quick take: The pentax k-3 mark iii is the most affordable; only the pentax k-3 mark iii is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification MP 0.72 (2003)Pentax K-3 Mark III (2021)
Price £4,850 £1,699
Sensor 35mm film 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 25.7MP
Video 4K/30p, 1080p/60p
Autofocus Manual focus rangefinder — coupled 0.72× viewfinder SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate ~1fps (manual film advance) 12fps
Battery Life Effectively unlimited — battery powers meter only 800 shots (CIPA)
Weight 600g (body only) 820g body only
Dimensions 138 × 77 × 38mm 134.5 × 103.5 × 73.5mm
Weather Sealed No Yes
Viewfinder Optical rangefinder, 0.72× magnification, 28–135mm framelines Optical pentaprism, 100% coverage, 1.05× magnification
Screen None 3.2" tilting touchscreen
Mount Leica M-mount Pentax KF-mount
Memory Cards 35mm film (ISO 25–3200 recommended) Dual SD UHS-II
Connectivity None USB-C, Wi-Fi, Bluetooth
Genre MP 0.72Pentax K-3 Mark III
Street
9.0
Travel
8.0
7.0
Portrait
8.0
7.0
Landscape
7.0
9.0
Wildlife
9.0
Sports & Action
9.0
Vlogging & Video
4.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

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