Canon M3 has a
24.0MP APS-C (22.3 x 14.9 mm ) sized CMOS sensor and features DIGIC 6 processor. On the other hand, Canon G3 X has a
20.0MP 1″ (13.2 x 8.8 mm ) sized BSI-CMOS sensor and features DIGIC 6 processor.
Below you can see the M3 and G3 X sensor size comparison.
As seen above, Canon M3 has a 2.9x Larger sensor area than Canon G3 X. Larger sensors give photographer more control on the depth of field and blurry background compared to smaller sensor when shot in same focal length and aperture.
DxOMark Sensor Scores
Both Canon M3 and Canon G3 X sensors have been tested by DxoMark. DxoMark scores camera sensors for color depth (DXO Portrait), dynamic range (DXO Landscape) and low-light sensitivity (DXO Sports), and also gives them an overall score. Of the two cameras that we are comparing, M3 has scored 72, 9 points higher than G3 X.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Canon M3 |
72 |
22.8 bits |
11.8 Evs |
1169 ISO |
Canon G3 X |
63 |
21.4 bits |
12.3 Evs |
521 ISO |