Is it worth upgrading? Spec analysis, key improvements, and our verdict.
| Genre | A7C II | A7S III | |
|---|---|---|---|
| Portrait | -2.0 | ||
| Street | — | ||
| Landscape | — | ||
| Vlogging & Video | — | ||
| Wedding & Events | — | ||
| Sports & Action | — | ||
| Video | — | ||
| Wildlife | — | ||
| Travel | — |
| Spec | A7C II | A7S III | |
|---|---|---|---|
| Price | £1,499 | £2,999 | |
| Released | 2023 | 2020 | ↓ |
| Sensor | 33MP Full-frame Exmor R BSI CMOS | 12.1MP Full-Frame BSI CMOS (12-bit, back-illuminated) | |
| Resolution | 33MP | 12MP | ↓ |
| Video | 4K/60p oversampled, S-Log3, 10-bit internal | 4K/120p 10-bit, 4K/60p 10-bit S-Cinetone/S-Log3, 1080p/240p | |
| Autofocus | 759-point phase-detect, AI subject recognition | Phase-detect, 759 points, real-time Eye AF (human & animal), subject recognition | |
| Stabilisation | 5-axis IBIS, 7.0 stops | 5.5-stop IBIS | |
| Burst Rate | 10fps mechanical, 30fps electronic | 10fps mechanical | |
| Battery Life | ~530 shots (CIPA) | ~600 shots (CIPA) / ~70min continuous 4K recording | ↑ |
| Weight | 514g body only | 699g (body, battery, card) | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | EVF, 2.36M dots, 0.70× magnification | OLED EVF, 9.44M dots, 0.90× magnification — best EVF Sony has made | |
| Screen | 3.0" vari-angle touchscreen | 3.0" vari-angle touchscreen, 1.44M dots | |
| Mount | Sony FE (full-frame E-mount) | Sony E-mount | |
| Memory Cards | Dual slots: SD UHS-II + CFexpress Type A | Dual CFexpress Type A / SD UHS-II (both slots) |
See A7C II and A7S III next to each other with our interactive comparison tool.
Tell us what you shoot and we'll score the A7S III against your specific genres — not just specs.