The Olympus PEN E-PL2 is 13.4 mm wider, 14.7 mm taller, 8.5 mm deeper and 162 g heavier than the Pentax Q10.
| Pentax Q10 | Olympus PEN E-PL2 | |
|---|---|---|
| Size (W × H × D) | 102 × 58 × 33.5 mm | 115.4 × 72.7 × 42 mm |
| Weight | 200 g | 362 g |
| Lens | Pentax Q | Micro Four Thirds |
| Sensor | 1/2.3" | Four Thirds |
| Announced | 2012 | 2011 |