Sony A350 has a
14.0MP APS-C (23.6 x 15.8 mm ) sized CCD sensor . On the other hand, Sony A330 has a
10.0MP APS-C (23.5 x 15.7 mm ) sized CCD sensor and features Bionz processor.
Below you can see the A350 and A330 sensor size comparison.
Sensor Size and Resolution Comparison image of Sony A350 and Sony A330 Cameras
Sony A350 and Sony A330 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 A350 and Sony A330 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, A350 has scored 65, 1 points higher than A330.
Model
Overall
Color Depth
Dynamic Range
Low-light ISO
Sony A350
65
22.6 bits
11.5 Evs
595 ISO
Sony A330
64
22.4 bits
11.5 Evs
535 ISO
Sensor size sets the circle of confusion, so it drives how much depth of field each
of these bodies gives you at a given aperture. You can calculate it exactly for the
Sony A350
or the
Sony A330 ,
including hyperfocal distance.