Canon EOS R5 Mark IIvs A7 IVvs Sony A9 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
Sony A7 IV Sony A7 IV (2021) From £2299 Best for Portrait & wedding photography View A7 IV
VS
Sony Sony A9 III Sony Sony A9 III (2023) From £5999 Best for Sports & action professionals View Sony A9 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.

Portrait & Wedding Photography — A7 IV (2021): The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.

Sports & Action Professionals — Sony A9 III (2023): A paradigm-shifting camera — the global shutter eliminates every rolling shutter limitation that has constrained action photography for years.

↓ 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

A7 IV (2021)

  • You want a high-resolution full-frame all-rounder for portraits, weddings, or travel
  • You're stepping up from APS-C or a DSLR and want the best all-round full-frame body under £3,000
  • You shoot a mix of stills and video and need a single body that handles both seriously
  • You want access to the widest lens ecosystem in the mirrorless market

Sony A9 III (2023)

  • You shoot professional sport, motorsport, or action and need zero rolling shutter distortion
  • You need reliable high-speed flash sync for studio or on-location action work
  • You want the absolute pinnacle of Sony's action and sports camera technology

Quick take: The canon eos r5 mark ii has the highest resolution at 45mp; the a7 iv is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS R5 Mark II (2024)A7 IV (2021)Sony A9 III (2023)
Price £4,299 £2,299 £5,999
Sensor 45MP full-frame BSI stacked CMOS 33MP Full-frame BSI Exmor R CMOS 24.6MP full-frame Exmor RS CMOS (global shutter)
Resolution 45.0MP 33.0MP 24.6MP
Video 8K/60p RAW, 4K/120p, Cinema RAW Light 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone 4K/120p, 4K/60p, 1080p/240p
Autofocus Dual Pixel CMOS AF II, AI subject tracking 759-point phase-detect, AI subject recognition AI subject recognition AF, 759-point phase-detect
Stabilisation 8-stop IBIS (coordinated with IS lenses) 5-axis IBIS, 5.5 stops 8-stop IBIS
Burst Rate 30fps electronic / 12fps mechanical 10fps mechanical, 30fps electronic 120fps blackout-free electronic
Battery Life 570 shots (CIPA) ~580 shots (CIPA) 530 shots (CIPA)
Weight 746g body only 659g body only 703g body only
Dimensions 138.5 × 101.2 × 93.5mm 131.3 × 96.4 × 79.8mm 136.1 × 96.9 × 82.9mm
Weather Sealed Yes Yes Yes
Viewfinder 0.64" OLED EVF, 5.76M dots, 120fps EVF, 3.69M dots, 0.78× magnification 0.64" Quad-XGA OLED EVF, 9.44M dots
Screen 3.2" fully articulating touchscreen 3.0" vari-angle touchscreen 3.2" fully articulating touchscreen
Mount Canon RF Sony FE (full-frame E-mount) Sony FE (E-mount)
Memory Cards CFexpress Type B + SD UHS-II Dual slots: CFexpress Type A + SD UHS-II Dual CFexpress Type A / SD UHS-II
Connectivity USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth USB-C (3.2 Gen 2), Bluetooth, Wi-Fi USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3
⚡ Compare specs side by side Canon EOS R5 Mark II prices → A7 IV prices → Sony A9 III prices →

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