Size and weight are big decision factors when you are trying to find the ideal camera for your needs.
In this section, we are going to illustrate the Sony RX10 III and Sony HX300 side-by-side from the front, back and top in their relative dimensions. Sony RX10 III has external dimensions of 133 x 94 x 127 mm (5.24 x 3.7 x 5″) and weighs 1051 g (2.32 lb / 37.07 oz) (including batteries). Sony HX300 has external dimensions of 130 x 93 x 103 mm (5.1 x 3.67 x 4.06″) and weighs 623 g (including batteries).
Below you can see the front-view size comparison of the Sony RX10 III and the Sony HX300. Sony HX300 is clearly the smaller of the two cameras. Its body is 3mm narrower, 1mm shorter and 24mm thinner than Sony RX10 III.
Here is the back view size comparison of the Sony RX10 III and Sony HX300.
Now lets look at the top view comparison of Sony RX10 III and Sony HX300.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sony HX300 is significantly lighter (428g ) than the Sony RX10 III which may become a big advantage especially on long walking trips.
Weather Sealing
With its weather-sealed body, we believe that the RX10 III has a big advantage over the HX300 which doesn't provide any kind of environmental sealing.
LCD Screen Size and Features
Sony RX10 III and Sony HX300's LCD screens have the same diagonal size of 3.00 inches.
Both cameras feature
Tilting screens where you can change the angle of the screen to make it easier to shoot from waist or over-the-head levels.