Canon EOS R5 Mark IIvs A7R III
Canon
Canon EOS R5 Mark II (2024)
Starting from £4299 new
Best for Hybrid shooters & professionals
View Canon EOS R5 Mark II
Sony
A7R III (2017)
Starting from £1799 new
Best for Landscape, studio & commercial photography
View A7R III
GearScore™ Verdict — 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.
Landscape, Studio & Commercial Photography — A7R III (2017): The camera that converted professionals to mirrorless — 42MP, IBIS, and 10fps in a body that still competes today.
Who should buy what
Canon EOS R5 Mark II (2024)
- Professional photographers who want 8K RAW and 45MP in one body
- R5 owners upgrading to faster AF, improved overheating, and neural network processing
- Wildlife and sports professionals who need high resolution and fast burst
- Hybrid shooters who demand the very best Canon has to offer
A7R III (2017)
- Landscape and studio photographers who need 42MP resolution at a used-price discount vs A7R IV
- Canon/Nikon DSLR professionals considering a mirrorless switch at a lower investment
- Commercial and product photographers who want full-frame resolution with IBIS for handheld work
- Portrait photographers who want the sharpest possible full-frame files for large print work
Quick take: The canon eos r5 mark ii has the highest resolution at 45mp; the a7r iii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R5 Mark II (2024) | A7R III (2017) |
|---|---|---|
| Price | £4,299 | £1,799 |
| Sensor | 45MP full-frame BSI stacked CMOS | 42.4MP full-frame BSI Exmor R CMOS |
| Resolution | 45.0MP | 42.4MP |
| Video | 8K/60p RAW, 4K/120p, Cinema RAW Light | 4K/30p (full-frame readout), 1080p/120p |
| Autofocus | Dual Pixel CMOS AF II, AI subject tracking | 399 phase-detect + 425 contrast AF points — real-time Eye AF |
| Stabilisation | 8-stop IBIS (coordinated with IS lenses) | 5-axis IBIS — 5.5 stops |
| Burst Rate | 30fps electronic / 12fps mechanical | 10fps with AF/AE tracking |
| Battery Life | 570 shots (CIPA) | ~650 shots (CIPA) |
| Weight | 746g body only | 650g body only |
| Dimensions | 138.5 × 101.2 × 93.5mm | 126.9 × 95.6 × 73.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.64" OLED EVF, 5.76M dots, 120fps | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.2" fully articulating touchscreen | 3.0" touchscreen, tilting |
| Mount | Canon RF | Sony FE mount (full-frame E-mount) |
| Memory Cards | CFexpress Type B + SD UHS-II | Dual SD slots (one UHS-II) |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth | USB-C, Bluetooth, Wi-Fi, 3.5mm mic jack |
Suitability by genre
| Genre | Canon EOS R5 Mark II | A7R III |
|---|---|---|
| Sports & Action | — | |
| Wildlife | — | |
| Vlogging & Video | ||
| Portrait | ||
| Landscape | ||
| Wedding & Events | — | |
| Wedding | — | |
| Street | — | |
| Sports | — |
More comparisons with Canon EOS R5 Mark II
Camera family history