Nikon D4 has a
16.0MP Full frame (36 x 23.9 mm ) sized CMOS sensor and features Expeed 3 processor. On the other hand, Sony RX10 has a
20.0MP 1-inch (13.2 x 8.8 mm ) sized BSI-CMOS sensor and features Bionz X processor.
Below you can see the D4 and RX10 sensor size comparison.
As seen above, Nikon D4 has a 7.4x Larger sensor area than Sony RX10. Larger sensors give photographer more control on the depth of field and blurry background compared to smaller sensor when shot in same focal length and aperture.
DxOMark Sensor Scores
Both Nikon D4 and Sony RX10 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, D4 has scored 89, 20 points higher than RX10.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Nikon D4 |
89 |
24.7 bits |
13.1 Evs |
2965 ISO |
Sony RX10 |
69 |
22.9 bits |
12.6 Evs |
474 ISO |