3D comparison › Cameras compared
Sony α1 II vs OM SYSTEM OM-1 Mark II
The OM SYSTEM OM-1 Mark II is 1.3 mm narrower, 5.3 mm shorter, 10.2 mm thinner and 232 g lighter than the Sony α1 II. The OM SYSTEM OM-1 Mark II takes up 18 % less space (the box around the body, without lens).
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Sony α1 II

- Width × height × depth
- 136.1 × 96.9 × 82.9 mm (5.36 × 3.81 × 3.26 in)
- Weight
- 743 g (26.2 oz)
- Mount
- Sony E
- Price
- $6,798 at Adorama
OM SYSTEM OM-1 Mark II

- Width × height × depth
- 134.8 × 91.6 × 72.7 mm (5.31 × 3.61 × 2.86 in)
- Weight
- 511 g (18.0 oz)
- Mount
- Micro Four Thirds
- Price
- $2,000 at Adorama
Specifications compared
| α1 II | OM-1 II | |
|---|---|---|
| Sensor | Full-Frame | Four Thirds |
| Resolution | 50.1 MP (8640 x 5760) | 20.4 MP |
| Stabilization | Sensor-shift | Sensor-Shift |
| ISO | 100–32,000 (ext. 50–102,400) | 200–25,600 (80–102,400 Extended) |
| Shutter speed | 1/8000–30 s mech. · 1/32000 electronic | 1/32000–60 s |
| Burst | Up to 30 fps | Up to 120 fps |
| Video | UHD 8K up to 29.97 fps | 4K internal |
| Autofocus | 759 phase-detection points | 1053-point cross-type hybrid AF, subject detection |
| Viewfinder | 9.44M-dot OLED · 0.9x | Electronic (OLED) · 5,760,000 Dot · 1.48x |
| Screen | Free-angle tilting 3.2" touchscreen | Articulating 3" Touchscreen LCD |
| Card slots | Dual CFexpress Type A / SDXC (UHS-II) | Dual Slot: SD/SDHC/SDXC (UHS-II) |
| Battery | NP-FZ100 | BLX-1 |
| Dimensions | 136.1 x 96.9 x 82.9 mm | 134.8 x 91.6 x 72.7 mm |
| Weight | 743 g with battery & card · 658 g body | 511 g body only |
Values that differ are in bold. From the makers' published specifications.
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