Sony A700 has a
12.0MP APS-C (23.5 x 15.6 mm ) sized CMOS sensor . On the other hand, Sony A550 has a
14.0MP APS-C (23.4 x 15.6 mm ) sized CMOS sensor and features Bionz processor.
Below you can see the A700 and A550 sensor size comparison.
Sony A700 and Sony A550 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
At Camera Decision, we also look at Dxo Mark sensors when available as we think it is a good indicator of image quality.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony A700 |
66 |
22.3 bits |
11.9 Evs |
581 ISO |
Sony A550 |
66 |
21.9 bits |
11.8 Evs |
807 ISO |