Sony RX10 III 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, Panasonic GM5 has a
16.0MP Four Thirds (17.3 x 13 mm ) sized CMOS sensor and features Venus Engine processor.
Below you can see the RX10 III and GM5 sensor size comparison.
As seen above, Panasonic GM5 has a 1.9x Larger sensor area than Sony RX10 III. 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 RX10 III and Panasonic GM5 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, RX10 III has scored 70, 4 points higher than GM5.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Sony RX10 III |
70 |
23.1 bits |
12.6 Evs |
472 ISO |
Panasonic GM5 |
66 |
22.1 bits |
11.7 Evs |
721 ISO |