The Canon PowerShot G9 X is 0.9 mm narrower, 1.9 mm shorter, 4.1 mm deeper and 11 g heavier than the Canon PowerShot S100.
| Canon PowerShot S100 | Canon PowerShot G9 X | |
|---|---|---|
| Size (W × H × D) | 98.9 × 59.8 × 26.7 mm | 98 × 57.9 × 30.8 mm |
| Weight | 198 g | 209 g |
| Lens | Fixed lens | Fixed lens |
| Sensor | 1/1.7" | — |
| Announced | 2011 | 2015 |