Canon EOS R3vs GFX 50S IIvs Ricoh GR IIIx

GearFrame · Updated March 2026

Canon Canon EOS R3 Canon Canon EOS R3 (2021) From £5999 Best for Sports & photojournalism professionals View Canon EOS R3
VS
Fujifilm GFX 50S II Fujifilm GFX 50S II (2021) From £2999 Best for Studio & portrait specialists View GFX 50S II
VS
Ricoh Ricoh GR IIIx Ricoh Ricoh GR IIIx (2021) From £999 Best for Street portraits & reportage View Ricoh GR IIIx

Which should you buy?

Sports & Photojournalism Professionals — Canon EOS R3 (2021): The pinnacle of Canon's mirrorless lineup for speed — Eye Control AF and 30fps burst in the most rugged body Canon has ever produced.

Studio & Portrait Specialists — GFX 50S II (2021): Medium format quality at the most accessible price ever — 51MP detail and tonal richness no APS-C or full-frame body can replicate.

Street Portraits & Reportage — Ricoh GR IIIx (2021): APS-C in a shirt pocket with a 40mm perspective — the GR IIIx is the ideal street portrait compact for photographers who want a slightly tighter frame.

↓ Full specifications below

Canon EOS R3 (2021)

  • You shoot sport, motorsport, wildlife, or news at a professional level
  • You need Canon's most reliable and fastest autofocus available
  • You need extreme weather sealing for demanding shooting conditions

GFX 50S II (2021)

  • You want to experience medium format without a five-figure investment
  • You shoot landscape, architecture, or portraits where resolution and tonal depth matter
  • You're in the Fujifilm ecosystem and want to step up to a larger sensor

Ricoh GR IIIx (2021)

  • You want the GR experience with a slightly tighter, more versatile field of view
  • You shoot portraits, food, or street scenes where 40mm suits better than 28mm wide
  • You want a premium compact that fits in a shirt pocket with better tonal rendering than a phone

Quick take: The gfx 50s ii has the highest resolution at 51mp; the ricoh gr iiix is the most affordable; only the canon eos r3, gfx 50s ii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS R3 (2021)GFX 50S II (2021)Ricoh GR IIIx (2021)
Price £5,999 £2,999 £999
Sensor 24.1MP full-frame BSI stacked CMOS 51.4MP Medium Format GFX 44×33mm BSI CMOS 24.2MP APS-C CMOS
Resolution 24.1MP 51.4MP 24.2MP
Video 6K RAW, 4K/120p, 1080p/180p 4K/30p (cropped) 1080p/60p
Autofocus Dual Pixel CMOS AF II with Eye Control AF Phase-detect, 425 points Hybrid contrast/phase-detect AF with subject detection
Stabilisation 8-stop IBIS 5-axis IBIS, 6.5 stops 4-stop IBIS (Shake Reduction)
Burst Rate 30fps electronic / 12fps mechanical 3fps 4fps
Battery Life 620 shots (CIPA) ~440 shots (CIPA) 200 shots (CIPA)
Weight 1015g body only 900g body only 262g
Dimensions 150.0 × 142.6 × 87.2mm 150.0 × 104.2 × 87.2mm 111.2 × 61.4 × 33.2mm
Weather Sealed Yes Yes No
Viewfinder 0.76" OLED EVF, 5.76M dots, 120fps EVF, 3.69M dots, 0.77× magnification None
Screen 3.2" fully articulating touchscreen 3.2" tilting touchscreen 3.0" fixed touchscreen
Mount Canon RF Fujifilm G-mount (medium format) Fixed 40mm-equiv f/2.8 lens
Memory Cards Dual CFexpress Type B Dual SD UHS-II slots Single SD UHS-I
Connectivity USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN USB-C, Bluetooth, Wi-Fi USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side Canon EOS R3 prices → GFX 50S II prices → Ricoh GR IIIx prices →

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