The Olympus PEN E-P3 is 14.3 mm wider, 2 mm taller, 1.8 mm deeper and 105 g heavier than the Panasonic Lumix DMC-GF3.
| Panasonic Lumix DMC-GF3 | Olympus PEN E-P3 | |
|---|---|---|
| Size (W × H × D) | 107.7 × 67.1 × 32.5 mm | 122 × 69.1 × 34.3 mm |
| Weight | 264 g | 369 g |
| Lens | Micro Four Thirds | Micro Four Thirds |
| Sensor | Four Thirds | Four Thirds |
| Announced | 2011 | 2011 |