EOS R6 Mark IIvs A6400vs Sony A7R V
Which should you buy?
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.
Content Creation & Vlogging — A6400 (2019): The best value APS-C Sony you can buy — especially used. Real-time Eye AF at this price point was transformative when it launched and still makes it one of the most reliable autofocus systems in the lineup.
Landscape, Studio & Commercial — Sony A7R V (2022): 61 megapixels and 8-stop IBIS in a weather-sealed body — the reference resolution camera for commercial and landscape professionals.
Who should buy what
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
A6400 (2019)
- Vloggers and content creators who need a flip screen and reliable AF
- Photographers upgrading from a compact or smartphone
- Beginners who want room to grow into a full E-mount lens ecosystem
- Anyone prioritising autofocus performance at an accessible price
Sony A7R V (2022)
- You need the highest resolution in Sony's full-frame mirrorless lineup
- You shoot landscape, architecture, product photography, or high-end fashion professionally
- You want exceptional resolution paired with Sony's best-in-class autofocus system
Quick take: The sony a7r v has the highest resolution at 61mp; the a6400 is the most affordable; only the eos r6 mark ii, sony a7r v are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R6 Mark II (2022) | A6400 (2019) | Sony A7R V (2022) |
|---|---|---|---|
| Price | £2,099 | £899 | £3,899 |
| Sensor | 24.2MP Full-frame BSI CMOS | 24.2MP APS-C Exmor CMOS BSI | 61MP full-frame BSI CMOS |
| Resolution | 24.2MP | 24.2MP | 61.0MP |
| Video | 4K/60p 10-bit oversampled, 6K RAW out, FHD/180p | 4K/30p (6K oversampled, no crop), 1080p/120p slow-motion | 8K/25p, 4K/60p |
| Autofocus | Dual Pixel CMOS AF II, 6072 zones, deep-learning subject tracking | Phase-detect, 425 points, real-time Eye AF & animal AF | AI subject recognition AF, 693-point phase-detect |
| Stabilisation | 5-axis IBIS, 8.0 stops (coordinated with IS lenses) | None (no IBIS) | 8-stop IBIS |
| Burst Rate | 12fps mechanical, 40fps electronic | 11fps mechanical, 8fps with AF tracking | 10fps mechanical / 7fps electronic |
| Battery Life | ~760 shots (CIPA) | ~410 shots (CIPA) | 530 shots (CIPA) |
| Weight | 670g body only | 403g (body, battery, card) | 723g body only |
| Dimensions | 138.4 × 98.4 × 88.4mm | 120.0 × 66.9 × 59.7mm | 131.3 × 96.4 × 82.4mm |
| Weather Sealed | Yes | No | Yes |
| Viewfinder | EVF, 3.69M dots, 0.76× magnification | EVF, 2.36M dots, 0.70× magnification | 0.64" Quad-XGA OLED EVF, 9.44M dots |
| Screen | 3.0" fully articulating touchscreen | 3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots | 3.2" multi-angle touchscreen |
| Mount | Canon RF mount (full-frame) | Sony E-mount | Sony FE (E-mount) |
| Memory Cards | Dual SD UHS-II slots | Single SD UHS-I | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB-C 3.1, Bluetooth, Wi-Fi | Micro-USB, Wi-Fi, Bluetooth, NFC | USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3 |
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