Canon 400D has a
10.0MP APS-C (22.2 x 14.8 mm ) sized CMOS sensor . On the other hand, Panasonic G2 has a
12.0MP Four Thirds (17.3 x 13 mm ) sized CMOS sensor and features Venus Engine HD II processor.
Below you can see the 400D and G2 sensor size comparison.
As seen above, Canon 400D has a 1.5x Larger sensor area than Panasonic G2. 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 400D and Panasonic G2 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, 400D has scored 62, 9 points higher than G2.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Canon 400D |
62 |
22.1 bits |
11.0 Evs |
664 ISO |
Panasonic G2 |
53 |
21.2 bits |
10.3 Evs |
493 ISO |