Reasons to choose PowerShot G3 X
Released in 2015, PowerShot G3 X has about 116 mm² of sensor area, 20.2 MP effective resolution, and a 733 g body. Use these values to narrow the field, not as an overall image-quality score.


The PowerShot G3 X has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
These cameras were released 1 years apart. Consider sensor generation when comparing pixel metrics.
Amber marks the value that is generally preferable in this comparison context. It is not an overall camera score.
The PowerShot G3 X has the larger sensor area. The X30 has the lighter body. The PowerShot G3 X has the higher effective resolution. The PowerShot G3 X is the newer release. Also consider the lens system and subjects you shoot.
Released in 2015, PowerShot G3 X has about 116 mm² of sensor area, 20.2 MP effective resolution, and a 733 g body. Use these values to narrow the field, not as an overall image-quality score.
Released in 2014, X30 has about 58 mm² of sensor area, 12 MP effective resolution, and a 423 g body. Use these values to narrow the field, not as an overall image-quality score.