Canon EOS R3vs Canon EOS R5 Mark IIvs A7C

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
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
Sony A7C Sony A7C (2020) From £1299 Best for Compact travel & content creation View A7C

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.

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.

Compact Travel & Content Creation — A7C (2020): The A7C proves full-frame doesn't have to be bulky. Excellent battery life, reliable Eye AF and a vari-angle screen in a pocketable body is a compelling combination for travel and content creators. The A7C II improved on it, but the original remains a strong value buy.

↓ 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

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

A7C (2020)

  • Travel photographers who want full-frame in the smallest possible body
  • Content creators who need a flip screen and reliable Eye AF
  • Photographers upgrading from APS-C who want to keep a compact kit
  • Vloggers who need 4K and great battery life on the road

Quick take: The canon eos r5 mark ii has the highest resolution at 45mp; the a7c is the most affordable; only the canon eos r3, canon eos r5 mark ii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS R3 (2021)Canon EOS R5 Mark II (2024)A7C (2020)
Price £5,999 £4,299 £1,299
Sensor 24.1MP full-frame BSI stacked CMOS 45MP full-frame BSI stacked CMOS 24.2MP Full-Frame Exmor R BSI CMOS
Resolution 24.1MP 45.0MP 24.2MP
Video 6K RAW, 4K/120p, 1080p/180p 8K/60p RAW, 4K/120p, Cinema RAW Light 4K/30p (oversampled), 1080p/120p slow-motion, S-Log2/S-Log3
Autofocus Dual Pixel CMOS AF II with Eye Control AF Dual Pixel CMOS AF II, AI subject tracking Phase-detect, 693 points, real-time Eye AF & animal AF
Stabilisation 8-stop IBIS 8-stop IBIS (coordinated with IS lenses) 5-axis IBIS, 5 stops
Burst Rate 30fps electronic / 12fps mechanical 30fps electronic / 12fps mechanical 10fps with AF/AE tracking
Battery Life 620 shots (CIPA) 570 shots (CIPA) ~740 shots (CIPA) — outstanding for a Sony mirrorless
Weight 1015g body only 746g body only 509g (body, battery, card)
Dimensions 150.0 × 142.6 × 87.2mm 138.5 × 101.2 × 93.5mm 124.0 × 71.1 × 59.7mm
Weather Sealed Yes Yes No
Viewfinder 0.76" OLED EVF, 5.76M dots, 120fps 0.64" OLED EVF, 5.76M dots, 120fps None built-in — use rear screen or accessory EVF
Screen 3.2" fully articulating touchscreen 3.2" fully articulating touchscreen 3.0" vari-angle touchscreen, 921k dots
Mount Canon RF Canon RF Sony E-mount
Memory Cards Dual CFexpress Type B CFexpress Type B + SD UHS-II Single SD UHS-II
Connectivity USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth USB-C (USB 3.2 Gen 2), Wi-Fi, Bluetooth, NFC
⚡ Compare specs side by side Canon EOS R3 prices → Canon EOS R5 Mark II prices → A7C prices →

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