Both Sony a5100 and Canon SL2 have APS-C sized 24.0 MP resolution sensors so sensor size and resolution is not a differentiator between these two cameras.
Below you can see the a5100 and SL2 sensor size comparison.
As seen above, Sony a5100 has a 1.1x Larger sensor area than Canon SL2. 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 Sony a5100 and Canon SL2 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, a5100 has scored 80, 1 points higher than SL2.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony a5100 |
80 |
23.8 bits |
12.7 Evs |
1347 ISO |
Canon SL2 |
79 |
23.6 bits |
13.4 Evs |
1041 ISO |