Sony A7 III weighs
650 g (1.43 lb / 22.93 oz) and has external dimensions of
127 x 96 x 74 mm (5 x 3.78 x 2.91″). Considering that the average weight of Mirrorless type cameras is 456g, Sony A7 III is a significantly heavy camera for its class. With a thickness of 74mm, it is not small either, 21mm thicker than the average of its class.
Weight Comparison
Mirrorless Cameras
Thickness Comparison
Mirrorless Cameras
Here is the front and top view image of Sony A7 III with the dimensions:
![Sony A7 III Body Size Dimensions]()
Front and Top View External Dimensions and Size of Sony A7 III Camera Body
In order to give you a better idea about the real life size of Sony A7 III, we have added an image of how it looks next to a credit card and an AA type battery.
![Sony A7 III Body Size Compared to a Credit card and a Battery]()
Physical size of the Sony A7 III Body Compared to a Credit Card and an AA Battery
Now let's compare Sony A7 III size with the camera that it replaced: Sony A7 II. Sony A7 III has the same height and width with Sony A7 II. On the other hand, with a thickness of 74mm, it is 14mm thicker.
![Sony A7 III vs Sony A7 II Camera Size Comparison - Front View]()
Comparison image of Sony A7 III and Sony A7 II Size, Weight and External Dimensions - Front View
Below you can find the comparison of the weight and thickness of Sony A7 III with its main competitors:
Sony A7 III Size Compared to Main Competitors
Weather Sealing
Sony A7 III has environmental sealings on its body which makes it a weather resistant camera, providing resistance against the water and dust getting in to the camera. If you like outdoors photography and want to be able to use your camera in extreme conditions, Sony A7 III will serve you well. If you attach one of these Sony A7 III weather Sealed lenses to your camera, you will have a great all weather kit.