Both Olympus XZ-2 iHS and Panasonic ZS50 have 12.0 MP resolution sensors but Olympus XZ-2 iHS's sensor is 1/1.7-inch (7.44 x 5.58 mm ) and Panasonic ZS50's sensor is (1/2. ).
Since Olympus XZ-2 iHS's has a larger sensor area with the same resolution, this means that it also has a larger pixel area hence better light collecting capacity for a given aperture compared to Panasonic ZS50.
Below you can see the XZ-2 iHS and ZS50 sensor size comparison.
As seen above, Olympus XZ-2 iHS has a infx Larger sensor area than Panasonic ZS50. 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 Olympus XZ-2 iHS and Panasonic ZS50 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, XZ-2 iHS has scored 49, 5 points higher than ZS50.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Olympus XZ-2 iHS |
49 |
20.4 bits |
11.3 Evs |
216 ISO |
Panasonic ZS50 |
44 |
20.0 bits |
11.2 Evs |
138 ISO |