A7S IIIvs ZV-E1
Sony
A7S III (2020)
Starting from £2999 new
Best for Professional video & low-light filmmaking
View A7S III
GearScore™ Verdict — Which should you buy?
Professional Video & Low-Light Filmmaking — A7S III (2020): If video is your primary discipline, the A7S III is the camera. 4K/120p at 10-bit in a weather-sealed body with a 9.44M dot EVF is an extraordinary package. The 12MP sensor isn't limiting for video — and it's usable at ISO 409,600 in a pinch.
Video Creators, Vloggers & Filmmakers — ZV-E1 (2023): Full-frame video quality in a vlogging body — exceptional low-light performance and a genuinely compact form factor.
Who should buy what
A7S III (2020)
- Filmmakers and videographers who need 4K/120p at 10-bit
- Event videographers who shoot in dark venues regularly
- Documentary filmmakers who need reliable AF and weather sealing
- Hybrid shooters where video is primary and stills are secondary
ZV-E1 (2023)
- Video creators who want full-frame low-light quality in a compact body
- Vloggers stepping up from APS-C who prioritise image quality over resolution
- Filmmakers who want S-Log3 and cinematic colour in a run-and-gun package
- A7S III users who want the same sensor in a smaller, lighter body
Quick take: The zv-e1 is the most affordable; only the a7s iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | A7S III (2020) | ZV-E1 (2023) |
|---|---|---|
| Price | £2,999 | £1,999 |
| Sensor | 12.1MP Full-Frame BSI CMOS (12-bit, back-illuminated) | 12.1MP Full-Frame BSI CMOS Exmor R |
| Resolution | 12.1MP | 12.1MP |
| Video | 4K/120p 10-bit, 4K/60p 10-bit S-Cinetone/S-Log3, 1080p/240p | 4K/60p (S-Cinetone, S-Log3), 4K/120p, 1080p/240p |
| Autofocus | Phase-detect, 759 points, real-time Eye AF (human & animal), subject recognition | Real-time Tracking AF with subject recognition |
| Stabilisation | 5.5-stop IBIS | IBIS — Active Mode for video |
| Burst Rate | 10fps mechanical | 10fps |
| Battery Life | ~600 shots (CIPA) / ~70min continuous 4K recording | ~570 shots (CIPA) / ~105 min video |
| Weight | 699g (body, battery, card) | 483g (with battery) |
| Dimensions | 128.9 × 96.9 × 80.8mm | 121.4 × 71.6 × 54.3mm |
| Weather Sealed | Yes | No |
| Viewfinder | OLED EVF, 9.44M dots, 0.90× magnification — best EVF Sony has made | None — screen only |
| Screen | 3.0" vari-angle touchscreen, 1.44M dots | 3.0" fully articulating touchscreen |
| Mount | Sony E-mount | Sony FE mount (full-frame E-mount) |
| Memory Cards | Dual CFexpress Type A / SD UHS-II (both slots) | Single CFexpress Type A / SD UHS-II |
| Connectivity | USB-C (USB 3.2 Gen 2), full-size HDMI, Wi-Fi 6, Bluetooth | USB-C, Wi-Fi, Bluetooth, 3.5mm mic, Multi-Interface Shoe |
Suitability by genre
| Genre | A7S III | ZV-E1 |
|---|---|---|
| Video | — | |
| Wildlife | — | |
| Street | ||
| Portrait | ||
| Travel | ||
| Vlogging & Video | — | |
| Low Light | — | |
| Landscape | — |
More comparisons with A7S III
Camera family history