Nikon A has a
16.0MP APS-C (23.6 x 15.7 mm ) sized CMOS sensor . On the other hand, Nikon D90 has a
12.0MP APS-C (23.6 x 15.8 mm ) sized CMOS sensor .
Below you can see the A and D90 sensor size comparison.
Nikon A and Nikon D90 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 Nikon A and Nikon D90 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, A has scored 80, 7 points higher than D90.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Nikon A |
80 |
23.4 bits |
13.8 Evs |
1164 ISO |
Nikon D90 |
73 |
22.7 bits |
12.5 Evs |
977 ISO |