Both Olympus E-3 and Olympus E-510 have Four Thirds sized 10.0 MP resolution sensors so sensor size and resolution is not a differentiator between these two cameras.
Below you can see the E-3 and E-510 sensor size comparison.
Olympus E-3 and Olympus E-510 have the same sensor sizes so they will provide same level of control over the depth of field when used with same focal length and aperture.
DxOMark Sensor Scores
Both Olympus E-3 and Olympus E-510 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, E-3 has scored 56, 4 points higher than E-510.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Olympus E-3 |
56 |
21.6 bits |
10.5 Evs |
571 ISO |
Olympus E-510 |
52 |
21.2 bits |
10.0 Evs |
442 ISO |