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OM SYSTEM OM-3 vs OM SYSTEM Tough TG-7
The OM SYSTEM Tough TG-7 is 25.4 mm narrower, 23.1 mm shorter, 13.1 mm thinner and 247 g lighter than the OM SYSTEM OM-3. The OM SYSTEM Tough TG-7 takes up 57 % 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
- no recent price
OM SYSTEM Tough TG-7
No photo yet
- Width × height × depth
- 113.9 × 65.8 × 32.7 mm (4.48 × 2.59 × 1.29 in)
- Weight
- 249 g (8.8 oz)
- Mount
- Fixed lens
- Price
- no recent price
Specifications compared
| OM-3 | Tough TG-7 | |
|---|---|---|
| Resolution | 20.4 MP | 12 MP |
| Sensor | Four Thirds | 1/2.33-inch BSI CMOS |
| Stabilization | Sensor-Shift | Sensor-shift (stills), electronic (video) |
| ISO | 200–25,600 | 100–12800 |
| Shutter speed | 1/32000–60 s | 1/2000–4 s |
| Burst | Up to 120 fps | 20 fps (Speed H), 10 fps Pro Capture |
| Video | 4K internal | 4K 30p |
| Viewfinder | Electronic (OLED) · 2,360,000 Dot · 1.23x | None |
| Screen | Articulating 3" Touchscreen LCD | 3.0" 1.04M-dot fixed |
| Card slots | Single Slot: SD/SDHC/SDXC (UHS-II) | 1x SD UHS-I |
| Battery | BLX-1 | LI-92B, about 330 shots (CIPA) |
| Dimensions | 139.3 x 88.9 x 45.8 mm | 113.9 x 65.8 x 32.7 mm |
| Weight | 496 g with battery & card | 249 g |
| Autofocus | 1053-point cross-type hybrid AF, subject detection | Contrast AF, face detection, tracking |
| Lens | – | 25-100mm F2.0-4.9 (35mm equivalent), built in |
Values that differ are in bold. From the makers' published specifications.
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