Nikon 1 J3 has a
14.0MP 1-inch (13.2 x 8.8 mm ) sized CMOS sensor . On the other hand, Canon 450D has a
12.0MP APS-C (22.2 x 14.8 mm ) sized CMOS sensor .
Below you can see the 1 J3 and 450D sensor size comparison.
As seen above, Canon 450D has a 2.8x Larger sensor area than Nikon 1 J3. 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
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. Nikon 1 J3 and Canon 450D sensors have been tested by DxO and the results show that 450D has a better overall score of 61, 9 points higher compared to 1 J3's score of 52.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Nikon 1 J3 |
52 |
20.4 bits |
11.0 Evs |
420 ISO |
Canon 450D |
61 |
21.9 bits |
10.8 Evs |
692 ISO |