Sony A550 has a
14.0MP APS-C (23.4 x 15.6 mm ) sized CMOS sensor and features Bionz processor. On the other hand, Sony A700 has a
12.0MP APS-C (23.5 x 15.6 mm ) sized CMOS sensor .
Below you can see the A550 and A700 sensor size comparison.
Sony A550 and Sony A700 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 A550 |
66 |
21.9 bits |
11.8 Evs |
807 ISO |
Sony A700 |
66 |
22.3 bits |
11.9 Evs |
581 ISO |