Camera Details
Sony
a7S III
$3,499~
MSRP (prices vary)
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Released: October 9, 2020
Highlights
- A 12MP full-frame video flagship with 4K/120p, 10-bit internal and minimal rolling shutter.
- Class-leading low-light performance, fast hybrid AF and a fully articulating screen.
- S-Log3, dual-base ISO and robust heat handling for professional video.
Who it's for
The Sony a7S III is a 12.1MP full-frame mirrorless camera, well suited to low-light and events. Here's where it fits and what to keep in mind.
Best for
- ✓Video and filmmaking — 4K up to 120p, 10-bit internal and Log.
- ✓Vlogging and handheld video — flip-out screen and a mic input.
- ✓Travel and the outdoors — in-body stabilisation plus weather sealing.
- ✓Low-light and events — a large full-frame sensor and ISO to 102,400.
Full-Frame
Sensor
12.1MP
Resolution
4K
Max Video
○
IBIS
10fps
Burst
759
AF Points
Full Specifications
Imaging
| Sensor Type | BSI CMOS |
|---|---|
| Sensor Size | Full-Frame |
| Image Processor | BIONZ XR |
| Effective Resolution | 12.1 MP |
| Lens Mount | Sony E |
Exposure Control
| ISO Range (Native) | 80 – 102400 |
|---|---|
| ISO Range (Extended) | 40 – 409600 |
| Mechanical Shutter | 1/8000 |
| Electronic Shutter | 1/8000 |
| Flash Sync Speed | 1/250 |
| Built-in Flash | No |
Still Image Capture
| Continuous Shooting | 10 fps |
|---|
Video Capture
| Max Resolution | 4K |
|---|---|
| 8K Recording | − |
| 4K Recording | Up to 120p |
| 1080p Recording | Up to 240p |
| 10-bit Internal | Yes |
| Recording Limit | No limit |
| Log Profiles | S-Log3 / HLG / S-Cinetone |
| Built-in Mic | Stereo |
| Headphone Jack | Yes |
| Mic Input | Yes |
| HDMI Output | Full-size (Type A) |
Focus
| Phase Detect Points | 759 |
|---|---|
| Contrast Detect Points | − |
| Low Light AF | -6 EV |
| Eye AF | Yes |
| Animal AF | Yes |
| Vehicle AF | No |
Viewfinder
| EVF Type | OLED |
|---|---|
| EVF Resolution | 9.44M dots |
| EVF Magnification | 0.91x |
Monitor
| LCD Size | 3" |
|---|---|
| LCD Resolution | 1.44M dots |
| LCD Type | Vari-Angle |
| Touch Screen | Yes |
Interface
| Wi-Fi | Wi-Fi 5 |
|---|---|
| Bluetooth | v5 |
| USB | USB-C 3.2 |
| Memory Card Slots | 2x CFexpress Type A / SD UHS-II |
| GPS | No |
General
| Price (MSRP) | $3,499 |
|---|---|
| Body Material | Magnesium Alloy |
| Dimensions | 128.9×96.9×80.8 mm |
| Weight | 699g (1.54 lb) |
| Weather Sealed | Yes |
| In-Body Stabilization | Yes |
| Battery Life (EVF) | 510 shots |
| Battery Life (LCD) | 600 shots |
| Battery Type | NP-FZ100 |
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