The Sigma BF is 22.4 mm wider, 6.2 mm taller and 84 g heavier than the Panasonic Lumix DMC-GF5, and as deep.
| Panasonic Lumix DMC-GF5 | Sigma BF | |
|---|---|---|
| Size (W × H × D) | 107.7 × 66.6 × 36.8 mm | 130.1 × 72.8 × 36.8 mm |
| Weight | 362 g | 446 g |
| Lens | Micro Four Thirds | L-Mount |
| Sensor | Four Thirds | — |
| Announced | 2012 | 2025 |