The Ricoh WG-20 is 7.5 mm wider, 4.4 mm deeper and 7 g lighter than the Panasonic Lumix DMC-3D1, and as tall.
| Panasonic Lumix DMC-3D1 | Ricoh WG-20 | |
|---|---|---|
| Size (W × H × D) | 108 × 58.5 × 24.1 mm | 115.5 × 58.5 × 28.5 mm |
| Weight | 171 g | 164 g |
| Lens | Fixed lens | Fixed lens |
| Sensor | 1/2.3" | 1/2.3" |
| Announced | 2011 | 2014 |