Canon R5 has a
45.0MP Full frame (36 x 24 mm ) sized CMOS sensor and features Digic X processor. On the other hand, Nikon Z8 has a
46.0MP Full frame (35.9 x 23.9 mm ) sized Stacked CMOS sensor and features Expeed 7 processor.
Below you can see the R5 and Z8 sensor size comparison.
Canon R5 and Nikon Z8 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
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. Canon R5 and Nikon Z8 sensors have been tested by DxO and the results show that Z8 has a better overall score of 98, 3 points higher compared to R5's score of 95.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Canon R5 |
95 |
25.3 bits |
14.6 Evs |
3042 ISO |
Nikon Z8 |
98 |
26.3 bits |
14.2 Evs |
2548 ISO |