Sony A6300 has a
24.0MP APS-C (23.5 x 15.6 mm ) sized CMOS sensor and features BIONZ X processor. On the other hand, Samsung NX20 has a
20.0MP APS-C (23.5 x 15.7 mm ) sized CMOS sensor .
Below you can see the A6300 and NX20 sensor size comparison.
Sony A6300 and Samsung NX20 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 Sony A6300 and Samsung NX20 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, A6300 has scored 85, 10 points higher than NX20.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony A6300 |
85 |
24.4 bits |
13.7 Evs |
1437 ISO |
Samsung NX20 |
75 |
23.4 bits |
12.9 Evs |
785 ISO |