MirrorlessWorld3D comparison › Cameras compared
OM-1 vs OM SYSTEM OM-3
The OM SYSTEM OM-3 is 4.5 mm wider, 2.7 mm shorter, 26.9 mm thinner and 103 g lighter than the OM-1. The OM SYSTEM OM-3 takes up 37 % less space (the box around the body, without lens).
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OM-1
- Width × height × depth
- 134.8 × 91.6 × 72.7 mm (5.31 × 3.61 × 2.86 in)
- Weight
- 599 g (21.1 oz)
- Mount
- Micro Four Thirds
- Price
- no recent price
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
| OM-1 | OM-3 | |
|---|---|---|
| Sensor | Four Thirds (17.4 x 13.0 mm) stacked BSI Live MOS | Four Thirds |
| Resolution | 20.4 MP | 20.4 MP |
| Stabilization | 5-axis in-body, up to 8 EV steps | Sensor-Shift |
| ISO | 200–102400 (default auto 200–25600; LOW approx. 80) | 200–25,600 |
| Burst | 120 fps electronic (S-AF, blackout-free), 50 fps C-AF | Up to 120 fps |
| Video | 4K 60p 10-bit 4:2:0; Full HD 240p | 4K internal |
| Autofocus | 1,053-point cross-type phase detection AF, contrast AF (1,053 points) | 1053-point cross-type hybrid AF, subject detection |
| Viewfinder | OLED EVF, 5.76M dots, approx. 1.48x–1.65x, 100% coverage | Electronic (OLED) · 2,360,000 Dot · 1.23x |
| Screen | 76 mm (3.0") vari-angle touch, approx. 1.62M dots | Articulating 3" Touchscreen LCD |
| Card slots | 2x SD UHS-II | Single Slot: SD/SDHC/SDXC (UHS-II) |
| Battery | BLX-1 rechargeable (included) | BLX-1 |
| Shutter speed | – | 1/32000–60 s |
| Dimensions | – | 139.3 x 88.9 x 45.8 mm |
| Weight | – | 496 g with battery & card |
Values that differ are in bold. From the makers' published specifications.
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