Sony A900 has a
25.0MP Full frame (35.9 x 24 mm ) sized CMOS sensor and features Bionz processor. On the other hand, Nikon D750 has a
24.0MP Full frame (35.9 x 24 mm ) sized CMOS sensor and features Expeed 4 processor.
Below you can see the A900 and D750 sensor size comparison.
Sony A900 and Nikon D750 have the same sensor sizes so they will provide same level of control over the depth of field when used with same focal length and aperture.
DxOMark Sensor Scores
DxOMark is a benchmark that scientifically assesses image quality of camera sensors. It 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. Sony A900 and Nikon D750 sensors have been tested by DxO and the results show that D750 has a better overall score of 93, 14 points higher compared to A900's score of 79.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony A900 |
79 |
23.7 bits |
12.3 Evs |
1431 ISO |
Nikon D750 |
93 |
24.8 bits |
14.5 Evs |
2956 ISO |