Size and weight is a big decision factor when you are trying to find the ideal camera for your needs.
In this section, We are going to illustrate Canon G7 X MII and Canon G7 X MIII side-by-side from the front, back and top in their relative dimensions. Canon G7 X MII has external dimensions of 106 x 61 x 42 mm (4.17 x 2.4 x 1.65″) and weighs 319 g (0.70 lb / 11.25 oz) (including batteries). Canon G7 X MIII has external dimensions of 105 x 61 x 41 mm (4.13 x 2.4 x 1.61″) and weighs 304 g (0.67 lb / 10.72 oz) (including batteries).
Below you can see the front view size comparison of Canon G7 X MII and Canon G7 X MIII. Canon G7 X MII has the same height with Canon G7 X MIII. On the other hand, with a width of 106mm, it is 1 wider and also with a thickness of 42mm, it is 1mm thicker than Canon G7 X MIII.
Here is the back view size comparison of Canon G7 X MII and Canon G7 X MIII.
Now lets look at the top view comparison of Canon G7 X MII and Canon G7 X MIII.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Canon G7 X MIII is 15g lighter than the Canon G7 X MII but we don't think this will make a significant difference.
Unfortunately neither Canon PowerShot G7 X Mark II nor Canon PowerShot G7 X Mark III provides any type of weather sealing in their body, so you have to give extra care especially when you are shooting outdoors. If weather sealing is a must-have feature for you, check these sections: Top Compact Cameras with Weather Sealing
LCD Screen Size and Features
Canon G7 X MII and Canon G7 X MIII's LCD screens has the same diagonal size of 3".
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.