The Olympus E-620 is 17 mm wider, 18 mm taller, 16.5 mm deeper and 138 g heavier than the Nikon 1 V1.
| Nikon 1 V1 | Olympus E-620 | |
|---|---|---|
| Size (W × H × D) | 113 × 76 × 43.5 mm | 130 × 94 × 60 mm |
| Weight | 383 g | 521 g |
| Lens | Nikon 1 | Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2011 | 2009 |