Canon EOS R3vs OM-5vs Sony RX100 VII

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
OM System OM-5 OM System OM-5 (2022) From £899 Best for Outdoor & adventure View OM-5
VS
Sony Sony RX100 VII Sony Sony RX100 VII (2019) From £1099 Best for Travel & versatility View Sony RX100 VII

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.

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

Travel & Versatility — Sony RX100 VII (2019): The most versatile compact camera ever made — 24-200mm zoom, 20fps burst, and 960fps slow-motion in a jacket pocket.

↓ 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

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

Sony RX100 VII (2019)

  • You want serious image quality in a camera small enough to carry absolutely everywhere
  • You shoot travel, events, or street photography and want something discreet but genuinely capable
  • You need fast burst shooting and reliable autofocus in the most pocketable possible package

Quick take: The canon eos r3 has the highest resolution at 24mp; the om-5 is the most affordable; only the canon eos r3, om-5 are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS R3 (2021)OM-5 (2022)Sony RX100 VII (2019)
Price £5,999 £899 £1,099
Sensor 24.1MP full-frame BSI stacked CMOS 20.4MP Micro Four Thirds Live MOS 20.1MP 1-inch Exmor RS BSI CMOS (stacked)
Resolution 24.1MP 20.4MP 20.1MP
Video 6K RAW, 4K/120p, 1080p/180p 4K/60p, 4K/120p Cinema4K 4K/30p HLG, FHD/960fps super slow-motion
Autofocus Dual Pixel CMOS AF II with Eye Control AF Phase-detect, 121 all-cross points, subject tracking 357-point phase-detect + 425 contrast, Eye AF, tracking
Stabilisation 8-stop IBIS 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) 3-stop Optical SteadyShot
Burst Rate 30fps electronic / 12fps mechanical 30fps electronic, 10fps mechanical 20fps AF/AE tracking (90fps short burst)
Battery Life 620 shots (CIPA) ~370 shots (CIPA) ~260 shots (CIPA)
Weight 1015g body only 414g body only 302g with battery and card
Dimensions 150.0 × 142.6 × 87.2mm 122.3 × 87.6 × 49.7mm 101.6 × 58.1 × 42.8mm
Weather Sealed Yes Yes No
Viewfinder 0.76" OLED EVF, 5.76M dots, 120fps EVF, 2.36M dots, 0.74× magnification Pop-up EVF, 2.36M dots, 0.59× magnification
Screen 3.2" fully articulating touchscreen 3.0" fully articulating touchscreen 3.0" tilting touchscreen
Mount Canon RF Micro Four Thirds Fixed Zeiss Vario-Sonnar 24-200mm f/2.8-4.5
Memory Cards Dual CFexpress Type B Dual SD UHS-II slots Single SD UHS-I slot
Connectivity USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN USB-C, Bluetooth, Wi-Fi USB-C, Bluetooth, Wi-Fi, NFC
⚡ Compare specs side by side Canon EOS R3 prices → OM-5 prices → Sony RX100 VII prices →

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