Sony RX100 III weighs
290 g (0.64 lb / 10.23 oz) and has external dimensions of
102 x 58 x 41 mm (4.02 x 2.28 x 1.61″). Considering that the average weight of Large Sensor Compact type cameras is 402g, Sony RX100 III is a remarkably light camera for its class. Even better, with a thickness of only 41mm, it is also quite small, 15mm thinner than the average of its class.
Weight Comparison
Large Sensor Compact Cameras
Thickness Comparison
Large Sensor Compact Cameras
Here is the front and top view image of Sony RX100 III with the dimensions:
Front and Top View External Dimensions and Size of Sony RX100 III Camera Body
In order to give you a better idea about the real life size of Sony RX100 III, we have added an image of how it looks next to a credit card and an AA type battery.
Physical size of the Sony RX100 III Body Compared to a Credit Card and an AA Battery
Now let's compare Sony RX100 III size with the camera that it replaced: Sony RX100 II. Sony RX100 III has the same height and width with Sony RX100 II. On the other hand, with a thickness of 41mm, it is 3mm thicker.
Comparison image of Sony RX100 III and Sony RX100 II Size, Weight and External Dimensions - Front View
Below you can find the comparison of the weight and thickness of Sony RX100 III with its main competitors:
Sony RX100 III Size Compared to Main Competitors
Weather Sealing
Sony RX100 III doesn't have any environmental sealings on its body so you got to be extra careful to protect it against water and dust. If you shoot under these conditions very often, consider checking Top Compact Cameras with Weather Sealing page.