Pentax K-3 III weighs
820 g (1.81 lb / 28.92 oz) and has external dimensions of
135 x 104 x 74 mm (5.31 x 4.09 x 2.91″). Considering that the average weight of DSLR type cameras is 773g, its weight is about average in its class. With a thickness of 74mm, it also has an average thickness.
Weight Comparison
DSLR Cameras
Thickness Comparison
DSLR Cameras
Here is the front and top view image of Pentax K-3 III with the dimensions:
![Pentax K-3 III Body Size Dimensions]()
Front and Top View External Dimensions and Size of Pentax K-3 III Camera Body
In order to give you a better idea about the real life size of Pentax K-3 III, we have added an image of how it looks next to a credit card and an AA type battery.
![Pentax K-3 III Body Size Compared to a Credit card and a Battery]()
Physical size of the Pentax K-3 III Body Compared to a Credit Card and an AA Battery
Now let's compare Pentax K-3 III size with the camera that it replaced: . is clearly the smaller of the two cameras. Its body is 135mm narrower, 104mm shorter and 74mm thinner than Pentax K-3 III.
![Pentax K-3 III vs Camera Size Comparison - Front View]()
Comparison image of Pentax K-3 III and Size, Weight and External Dimensions - Front View
Below you can find the comparison of the weight and thickness of Pentax K-3 III with its main competitors:
Pentax K-3 III Size Compared to Main Competitors
Weather Sealing
Pentax K-3 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, Pentax K-3 III will serve you well. If you attach one of these Pentax K-3 III weather Sealed lenses to your camera, you will have a great all weather kit.