The Panasonic Lumix DMC-GF1 is 23.5 mm narrower, 45.5 mm shorter, 38.2 mm thinner and 557 g lighter than the Olympus E-5.
| Olympus E-5 | Panasonic Lumix DMC-GF1 | |
|---|---|---|
| Size (W × H × D) | 142.5 × 116.5 × 74.5 mm | 119 × 71 × 36.3 mm |
| Weight | 892 g | 335 g |
| Lens | Four Thirds | Micro Four Thirds |
| Sensor | Four Thirds | Four Thirds |
| Announced | 2010 | 2009 |