Reasons to choose G2
Released in 2008, G2 has about 27 mm² of sensor area, 8.31 MP effective resolution, and a 95 g body. Use these values to narrow the field, not as an overall image-quality score.


The G3 has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
Amber marks the value that is generally preferable in this comparison context. It is not an overall camera score.
The G3 has the larger sensor area. The G2 and G3 have the same body weight. The G3 has the higher effective resolution. The G2 and G3 were both released in 2008. Also consider the lens system and subjects you shoot.
Released in 2008, G2 has about 27 mm² of sensor area, 8.31 MP effective resolution, and a 95 g body. Use these values to narrow the field, not as an overall image-quality score.
Released in 2008, G3 has about 28 mm² of sensor area, 10.7 MP effective resolution, and a 95 g body. Use these values to narrow the field, not as an overall image-quality score.