The Sony NEX-C3 is 32.9 mm narrower, 56.5 mm shorter, 41.5 mm thinner and 665 g lighter than the Olympus E-3.
| Olympus E-3 | Sony NEX-C3 | |
|---|---|---|
| Size (W × H × D) | 142.5 × 116.5 × 74.5 mm | 109.6 × 60 × 33 mm |
| Weight | 890 g | 225 g |
| Lens | Four Thirds | Sony E |
| Sensor | Four Thirds | — |
| Announced | 2007 | 2011 |