Sony A7R IV vs Sony a9 III
Sony A7R IV vs Sony a9 III
When comparing Sony a9 III and Sony A7R IV, which one is better?
1. Lens Mount
Both the Sony A7R IV and Sony a9 III use the same lens mount; the Sony E. This means that you can use the same lenses on both cameras, as long as they cover the full sensor. Full format lenses will work on all cameras with the same mount.
Winner: Tied
Specifications
Full specifications table of Sony A7R IV and Sony a9 III:
| Sony A7R IV | Sony a9 III | |
 |  | |
| Brand | Sony | Sony |
| Weight | Missing | 617 g |
| Lens Mount | Sony E | Sony E |
| Resolutions | Missing | 3840x2160 |
| Shutter Type | Rolling Shutter | Global Shutter |
| Storage | Missing | SD UHS-II, SD UHS-I, CFexpress Type A |
| Wi-Fi | Missing | Yes |
| Film Camera or Still Camera | Stills | Stills |
| Digital or analog | Digital | Digital |
| Bluetooth | Missing | Yes |
| Maximum Video Resolution | Missing | 3840x2160 (4K Ultra HD) |
| Internal Raw Video | Missing | No |
| Stabilization | Missing | Yes |
| Built-in ND Filter | No | No |
| Color | Missing | Black |
| Resolution (Megapixels) | Missing | 24.6 MP |
| Crop Factor | Missing | 1x |
| Streaming over USB | Missing | Yes |
| Image Output Formats | Missing | JPEG, RAW, HEIF |
| Autofocus | Missing | Phase Detection Autofocus, Contrast Detection Autofocus |
| Sensor Format | Missing | Full Frame |
| External RAW Video Recording | Missing | Yes |