Sony a7R III vs Sony a7R VI
The bottom line
Same line, different generation: the Sony a7R VI (2025) moves ahead on resolution (60.1MP vs 42.4MP), 8K video and subject-detection AF. The Sony a7R III is still the value pick at $3,199 ($4,499 for the Sony a7R VI). If those newer features aren't ones you'll actually use, the Sony a7R III gives you most of the experience for less.
Choose the Sony a7R III if…
- ✓You're budget-conscious — it launched at $3,199, about $1,300 less, freeing money for lenses.
Choose the Sony a7R VI if…
- ✓You shoot video seriously — it brings 8K capture (up to 30p) and no per-clip recording limit (vs a 29-min cap).
- ✓You want maximum detail for landscapes, studio or large prints — 60.1MP resolves noticeably more than 42.4MP and gives more cropping latitude.
- ✓You photograph moving subjects — it adds AF subject detection for animals and vehicles that the other body lacks.
- ✓You shoot in low light or indoors — AF that focuses down to -4 EV gives it the edge after dark.
Where they differ
- ›Video: the Sony a7R VI is the stronger video tool — 8K, 4K up to 60p and 10-bit internal.
- ›Price: the Sony a7R III launched at $3,199, $1,300 under the Sony a7R VI — money that could go toward glass.
- ›Weight: the Sony a7R III is 657g (1.45 lb) vs 720g (1.59 lb) — 63g you'll feel on a long day out.
- ›Resolution: 60.1MP on the Sony a7R VI vs 42.4MP — more detail and crop room, at the cost of larger files.
Frequently asked
Is the Sony a7R III or the Sony a7R VI better?
Same line, different generation: the Sony a7R VI (2025) moves ahead on resolution (60.1MP vs 42.4MP), 8K video and subject-detection AF. The Sony a7R III is still the value pick at $3,199 ($4,499 for the Sony a7R VI). If those newer features aren't ones you'll actually use, the Sony a7R III gives you most of the experience for less.
Who should choose the Sony a7R III?
Choose the Sony a7R III if you're budget-conscious — it launched at $3,199, about $1,300 less, freeing money for lenses.
Who should choose the Sony a7R VI?
Choose the Sony a7R VI if you shoot video seriously — it brings 8K capture (up to 30p) and no per-clip recording limit (vs a 29-min cap). Choose it if you want maximum detail for landscapes, studio or large prints — 60.1MP resolves noticeably more than 42.4MP and gives more cropping latitude. Choose it if you photograph moving subjects — it adds AF subject detection for animals and vehicles that the other body lacks. Choose it if you shoot in low light or indoors — AF that focuses down to -4 EV gives it the edge after dark.
What is the main difference between the Sony a7R III and the Sony a7R VI?
Video: the Sony a7R VI is the stronger video tool — 8K, 4K up to 60p and 10-bit internal.
| Product | ||
|---|---|---|
| Imaging | ||
| Sensor Type | BSI CMOS | BSI Stacked CMOS |
| Sensor Size | Full-Frame | Full-Frame |
| Image Processor | BIONZ X | BIONZ XR2 |
| Effective Resolution | 42.4 MP | 60.1 MP |
| Lens Mount | Sony E | Sony E |
| Exposure Control | ||
| ISO Range (Native) | 100 – 32000 | 100 – 32000 |
| ISO Range (Extended) | 50 – 102400 | 50 – 102400 |
| Mechanical Shutter | 1/8000 | 1/8000 |
| Electronic Shutter | 1/8000 | 1/32000 |
| Flash Sync Speed | 1/250 | 1/250 |
| Built-in Flash | No | No |
| Still Image Capture | ||
| Continuous Shooting | 10 fps | 10 fps |
| Video Capture | ||
| Max Resolution | 4K | 8K |
| 8K Recording | − | Up to 30p |
| 4K Recording | Up to 30p | Up to 60p |
| 1080p Recording | Up to 120p | Up to 120p |
| 10-bit Internal | Yes | Yes |
| Recording Limit | 29 min | No limit |
| Log Profiles | S-Log3 / HLG | S-Log3 / HLG / S-Cinetone |
| Built-in Mic | Stereo | Stereo |
| Headphone Jack | Yes | Yes |
| Mic Input | Yes | Yes |
| HDMI Output | Micro (Type D) | Full-size (Type A) |
| Focus | ||
| Phase Detect Points | 399 | 693 |
| Contrast Detect Points | − | − |
| Low Light AF | -2 EV | -4 EV |
| Eye AF | Yes | Yes |
| Animal AF | Yes | Yes |
| Vehicle AF | No | Yes |
| Viewfinder | ||
| EVF Type | OLED | OLED |
| EVF Resolution | 3.69M dots | 9.44M dots |
| EVF Magnification | 0.78x | 0.9x |
| Monitor | ||
| LCD Size | 3" | 3.2" |
| LCD Resolution | 1.44M dots | 2.10M dots |
| LCD Type | Tilting | 4-Axis Tilting |
| Touch Screen | Yes | Yes |
| Interface | ||
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6 |
| Bluetooth | v4.2 | v5.3 |
| USB | USB-C 3.1 Gen 1 | USB-C 3.2 Gen 2 |
| Memory Card Slots | 2x SD (1x UHS-II) | 2x CFexpress Type A / SD UHS-II |
| GPS | No | No |
| General | ||
| Price (MSRP) | $3,199 | $4,499 |
| Body Material | Magnesium Alloy | Magnesium Alloy |
| Dimensions | 126.9×95.6×73.7 mm | 131.3×96.9×82.4 mm |
| Weight | 657g (1.45 lb) | 720g (1.59 lb) |
| Weather Sealed | Yes | Yes |
| In-Body Stabilization | Yes | Yes |
| Battery Life (EVF) | 650 shots | 530 shots |
| Battery Life (LCD) | 800 shots | 600 shots |
| Battery Type | NP-FZ100 | NP-FZ100 |
