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OM SYSTEM OM-3 vs Nikon Z50 II
The Nikon Z50 II is 12.3 mm narrower, 7.9 mm taller and 20.7 mm deeper than the OM SYSTEM OM-3. The OM SYSTEM OM-3 takes up 31 % less space (the box around the body, without lens).
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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
Nikon Z50 II

- Width × height × depth
- 127 × 96.8 × 66.5 mm (5.00 × 3.81 × 2.62 in)
- Weight
- 495 g (17.5 oz)
- Mount
- Nikon Z
- Price
- $957 at Adorama
Specifications compared
| OM-3 | Z50 II | |
|---|---|---|
| Resolution | 20.4 MP | 20.9 MP |
| Sensor | Four Thirds | APS-C |
| Stabilization | Sensor-Shift | Digital (Video Only) |
| ISO | 200–25,600 | Photo |
| Shutter speed | 1/32000–60 s | 1/4000–900 s |
| Burst | Up to 120 fps | Up to 30 fps |
| Video | 4K internal | 4K internal |
| Viewfinder | Electronic (OLED) · 2,360,000 Dot · 1.23x | Electronic (OLED) · 2,360,000 Dot · 1.02x |
| Screen | Articulating 3" Touchscreen LCD | Articulating 3.2" Touchscreen LCD |
| Card slots | Single Slot: SD/SDHC/SDXC (UHS-II) | Single Slot: SD/SDHC/SDXC (UHS-II) |
| Battery | BLX-1 | EN-EL25a |
| Dimensions | 139.3 x 88.9 x 45.8 mm | 127 x 96.8 x 66.5 mm |
| Weight | 496 g with battery & card | 495 g body only |
| Autofocus | 1053-point cross-type hybrid AF, subject detection | 209-point hybrid AF, subject detection |
Values that differ are in bold. From the makers' published specifications.
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