Both Sony A300 and Sony A230 have APS-C sized 10.0 MP resolution sensors so sensor size and resolution is not a differentiator between these two cameras.
Below you can see the A300 and A230 sensor size comparison.
Sony A300 and Sony A230 have almost the same sensor size, so neither of them has any significant advantage over the other in terms of providing control over depth of field when used with the same focal length and aperture.
DxOMark Sensor Scores
Both Sony A300 and Sony A230 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, A300 has scored 64, 1 points higher than A230.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony A300 |
64 |
22.5 bits |
11.4 Evs |
538 ISO |
Sony A230 |
63 |
22.3 bits |
11.4 Evs |
531 ISO |