Both Sony A290 and Sony A350 have APS-C sized 14.0 MP resolution sensors so sensor size and resolution is not a differentiator between these two cameras.
Below you can see the A290 and A350 sensor size comparison.
Sony A290 and Sony A350 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 A290 and Sony A350 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, A290 has scored 66, 1 points higher than A350.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony A290 |
66 |
22.6 bits |
11.5 Evs |
615 ISO |
Sony A350 |
65 |
22.6 bits |
11.5 Evs |
595 ISO |