Canon EOS R3vs EOS R6 Mark IIvs A7C II
Canon
Canon EOS R3 (2021)
From £5999
Best for Sports & photojournalism professionals
View Canon EOS R3
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.
Portraits & Action — EOS R6 Mark II (2022): 40fps burst, 8-stop IBIS, and Canon's best-in-class Dual Pixel AF — exceptional for action, sports, and portrait work.
Full-Frame Hybrid — A7C II (2023): Full-frame AI autofocus in the most compact body available — the best camera under £1,500 for hybrid shooters.
Who should buy what
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
EOS R6 Mark II (2022)
- You want a do-everything full-frame body for weddings and events
- You need reliable subject tracking across stills and fast-moving video
- You shoot both photos and video professionally and need a single body that handles both
- You want Canon's colour science with a modern mirrorless system
A7C II (2023)
- You want full-frame image quality in the most compact body possible
- You travel constantly and need a serious camera that doesn't weigh down your bag
- You're a portrait or lifestyle photographer who shoots on the move
- You create content for social media or YouTube and want full-frame quality in a vlog-friendly form
Quick take: The a7c ii has the highest resolution at 33mp; the a7c ii is the most affordable; only the canon eos r3, eos r6 mark ii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R3 (2021) | EOS R6 Mark II (2022) | A7C II (2023) |
|---|---|---|---|
| Price | £5,999 | £2,099 | £1,499 |
| Sensor | 24.1MP full-frame BSI stacked CMOS | 24.2MP Full-frame BSI CMOS | 33MP Full-frame Exmor R BSI CMOS |
| Resolution | 24.1MP | 24.2MP | 33.0MP |
| Video | 6K RAW, 4K/120p, 1080p/180p | 4K/60p 10-bit oversampled, 6K RAW out, FHD/180p | 4K/60p oversampled, S-Log3, 10-bit internal |
| Autofocus | Dual Pixel CMOS AF II with Eye Control AF | Dual Pixel CMOS AF II, 6072 zones, deep-learning subject tracking | 759-point phase-detect, AI subject recognition |
| Stabilisation | 8-stop IBIS | 5-axis IBIS, 8.0 stops (coordinated with IS lenses) | 5-axis IBIS, 7.0 stops |
| Burst Rate | 30fps electronic / 12fps mechanical | 12fps mechanical, 40fps electronic | 10fps mechanical, 30fps electronic |
| Battery Life | 620 shots (CIPA) | ~760 shots (CIPA) | ~530 shots (CIPA) |
| Weight | 1015g body only | 670g body only | 514g body only |
| Dimensions | 150.0 × 142.6 × 87.2mm | 138.4 × 98.4 × 88.4mm | 124.0 × 71.1 × 63.4mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | 0.76" OLED EVF, 5.76M dots, 120fps | EVF, 3.69M dots, 0.76× magnification | EVF, 2.36M dots, 0.70× magnification |
| Screen | 3.2" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.0" vari-angle touchscreen |
| Mount | Canon RF | Canon RF mount (full-frame) | Sony FE (full-frame E-mount) |
| Memory Cards | Dual CFexpress Type B | Dual SD UHS-II slots | Dual slots: SD UHS-II + CFexpress Type A |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN | USB-C 3.1, Bluetooth, Wi-Fi | USB-C (3.2), Bluetooth, Wi-Fi |
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