Canon EOS R5 Mark IIvs OM-5vs Ricoh GR III

GearFrame · Updated March 2026

Canon Canon EOS R5 Mark II Canon Canon EOS R5 Mark II (2024) From £4299 Best for Hybrid shooters & professionals View Canon EOS R5 Mark II
VS
OM System OM-5 OM System OM-5 (2022) From £899 Best for Outdoor & adventure View OM-5
VS
Ricoh Ricoh GR III Ricoh Ricoh GR III (2019) From £899 Best for Street photography & urban reportage View Ricoh GR III

Which should you buy?

Hybrid Shooters & Professionals — Canon EOS R5 Mark II (2024): The most complete hybrid camera Canon has ever made — 45MP stacked BSI, 30fps burst, 8K/60p RAW, and Canon's legendary Dual Pixel AF in one body.

Outdoor & Adventure — OM-5 (2022): The toughest camera at this price — IP53 weather sealing and 7.5-stop IBIS built for adventure photographers.

Street Photography & Urban Reportage — Ricoh GR III (2019): The purest street photography compact — APS-C sensor, 28mm perspective, IBIS, and cult-favourite JPEG rendering in a shirt pocket.

↓ Full specifications below

Canon EOS R5 Mark II (2024)

  • You're a working photographer or filmmaker who needs high-resolution stills and professional video
  • You shoot commercial, editorial, or high-end portrait work
  • You want the absolute best Canon mirrorless has to offer

OM-5 (2022)

  • You need weather sealing and in-body stabilisation in a compact, lightweight body
  • You hike, travel, or shoot outdoors and want serious protection without the weight penalty
  • You're in the MFT ecosystem and want a step up in capability from entry-level bodies

Ricoh GR III (2019)

  • You shoot street, travel, or documentary and want APS-C quality in a coat or shirt pocket
  • You want a camera you'll genuinely always carry without thinking about it
  • You appreciate sharp, characterful images from a fixed 28mm equivalent focal length

Quick take: The canon eos r5 mark ii has the highest resolution at 45mp; the om-5 is the most affordable; only the canon eos r5 mark ii, om-5 are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS R5 Mark II (2024)OM-5 (2022)Ricoh GR III (2019)
Price £4,299 £899 £899
Sensor 45MP full-frame BSI stacked CMOS 20.4MP Micro Four Thirds Live MOS 24.2MP APS-C CMOS
Resolution 45.0MP 20.4MP 24.2MP
Video 8K/60p RAW, 4K/120p, Cinema RAW Light 4K/60p, 4K/120p Cinema4K 1080p/60p
Autofocus Dual Pixel CMOS AF II, AI subject tracking Phase-detect, 121 all-cross points, subject tracking Hybrid contrast/phase-detect AF with subject detection
Stabilisation 8-stop IBIS (coordinated with IS lenses) 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) 4-stop IBIS (Shake Reduction)
Burst Rate 30fps electronic / 12fps mechanical 30fps electronic, 10fps mechanical 4fps
Battery Life 570 shots (CIPA) ~370 shots (CIPA) 200 shots (CIPA)
Weight 746g body only 414g body only 257g
Dimensions 138.5 × 101.2 × 93.5mm 122.3 × 87.6 × 49.7mm 109.4 × 61.9 × 33.2mm
Weather Sealed Yes Yes No
Viewfinder 0.64" OLED EVF, 5.76M dots, 120fps EVF, 2.36M dots, 0.74× magnification None
Screen 3.2" fully articulating touchscreen 3.0" fully articulating touchscreen 3.0" fixed touchscreen
Mount Canon RF Micro Four Thirds Fixed 28mm-equiv f/2.8 lens
Memory Cards CFexpress Type B + SD UHS-II Dual SD UHS-II slots Single SD UHS-I
Connectivity USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth USB-C, Bluetooth, Wi-Fi USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side Canon EOS R5 Mark II prices → OM-5 prices → Ricoh GR III prices →

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