Sony A7 II weighs 599 g (1.32 lb / 21.13 oz) and has external dimensions of 127 x 96 x 60 mm (5 x 3.78 x 2.36″). Considering that the average weight of Mirrorless type cameras is 435g, Sony A7 II is a significantly heavy camera for its class. With a thickness of 60mm, it is not small either, 10mm thicker than the average of its class.
Here is the front and top view image of Sony A7 II with the dimensions:
Now lets compare the weight and thickness of Sony A7 II with its main competitors:
Sony A7 II 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 II will serve you well. If you attach one of these Sony A7 II weather Sealed lenses to your camera, you will have a great all weather kit.