Sony RX100 IV has a
20.0MP 1″ (13.2 x 8.8 mm ) sized Stacked BSI-CMOS sensor and features Bionz X processor. On the other hand, Sony A6500 has a
24.0MP APS-C (23.5 x 15.6 mm ) sized CMOS sensor and features Bionz X processor.
Below you can see the RX100 IV and A6500 sensor size comparison.
As seen above, Sony A6500 has a 3.2x Larger sensor area than Sony RX100 IV. 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. Sony RX100 IV and Sony A6500 sensors have been tested by DxO and the results show that A6500 has a better overall score of 85, 15 points higher compared to RX100 IV's score of 70.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony RX100 IV |
70 |
22.9 bits |
12.6 Evs |
562 ISO |
Sony A6500 |
85 |
24.5 bits |
13.7 Evs |
1405 ISO |