Panasonic GH1 has a 12.0MP Four Thirds (18.89 x 14.48 mm ) sized CMOS sensor and features Venus Engine HD processor. On the other hand, Panasonic GH2 has a 16.0MP Four Thirds (17.3 x 13 mm ) sized CMOS sensor and features Venus Engine FHD processor.
Below you can see the GH1 and GH2 sensor size comparison.
![Panasonic GH1 vs Panasonic GH2 Sensor Size Comparison]()
Sensor Size and Resolution Comparison image of Panasonic GH1 and Panasonic GH2 Cameras
As seen above, Panasonic GH1 has a 1.2x Larger sensor area than Panasonic GH2. 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 Panasonic GH1 and Panasonic GH2 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, GH1 has scored 64, 4 points higher than GH2.
| Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
|
Panasonic GH1 |
64 |
21.6 bits |
11.6 Evs |
772 ISO |
|
Panasonic GH2 |
60 |
21.2 bits |
11.3 Evs |
655 ISO |