The Ricoh WG-30 is 21.9 mm wider, 3.3 mm taller, 1 mm deeper and 34 g heavier than the Olympus VR-310.
| Olympus VR-310 | Ricoh WG-30 | |
|---|---|---|
| Size (W × H × D) | 100.6 × 58.2 × 28.5 mm | 122.5 × 61.5 × 29.5 mm |
| Weight | 158 g | 192 g |
| Lens | Fixed lens | Fixed lens |
| Sensor | 1/2.3" | 1/2.3" |
| Announced | 2011 | 2014 |