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Sony α7C II vs OM SYSTEM OM-3
The OM SYSTEM OM-3 is 15.3 mm wider, 17.8 mm taller, 17.6 mm thinner and 18 g lighter than the Sony α7C II.
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Sony α7C II

- Width × height × depth
- 124 × 71.1 × 63.4 mm (4.88 × 2.80 × 2.50 in)
- Weight
- 514 g (18.1 oz)
- Mount
- Sony E
- Price
- $2,098 at Adorama
OM SYSTEM OM-3

- Width × height × depth
- 139.3 × 88.9 × 45.8 mm (5.48 × 3.50 × 1.80 in)
- Weight
- 496 g (17.5 oz)
- Mount
- Micro Four Thirds
- Price
- $1,700 at Adorama
Specifications compared
| α7C II | OM-3 | |
|---|---|---|
| Sensor | Full-Frame | Four Thirds |
| Resolution | 33 MP (7008 x 4672) | 20.4 MP |
| Stabilization | Sensor-shift | Sensor-Shift |
| ISO | 100–51,200 (ext. 50–204,800) | 200–25,600 |
| Shutter speed | 1/4000–30 s mech. · 1/8000 electronic | 1/32000–60 s |
| Burst | Up to 10 fps | Up to 120 fps |
| Video | UHD 4K up to 59.94 fps | 4K internal |
| Autofocus | 759 phase-detection points | 1053-point cross-type hybrid AF, subject detection |
| Viewfinder | 2.36M-dot OLED · 0.7x | Electronic (OLED) · 2,360,000 Dot · 1.23x |
| Screen | Articulating 3" touchscreen | Articulating 3" Touchscreen LCD |
| Card slots | Single SDXC (UHS-II) | Single Slot: SD/SDHC/SDXC (UHS-II) |
| Battery | NP-FZ100 | BLX-1 |
| Dimensions | 124 x 71.1 x 63.4 mm | 139.3 x 88.9 x 45.8 mm |
| Weight | 514 g with battery & card · 429 g body | 496 g with battery & card |
Values that differ are in bold. From the makers' published specifications.
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