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 G9 X and Samsung ST150F side-by-side from the front, back and top in their relative dimensions. Canon G9 X has external dimensions of 98 x 58 x 31 mm (3.86 x 2.28 x 1.21″) and weighs 209 g (0.46 lb / 7.37 oz) (including batteries). Samsung ST150F has external dimensions of 94 x 58 x 18 mm (3.7 x 2.28 x 0.71″) and weighs 114 g (0.25 lb / 4.02 oz) (including batteries).
Below you can see the front view size comparison of Canon G9 X and Samsung ST150F. Canon G9 X has the same height with Samsung ST150F. On the other hand, with a width of 98mm, it is 4 wider and also with a thickness of 31mm, it is 13mm thicker than Samsung ST150F.
Here is the back view size comparison of Canon G9 X and Samsung ST150F.
Now lets look at the top view comparison of Canon G9 X and Samsung ST150F.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Samsung ST150F is significantly lighter (95g ) than the Canon G9 X which may become a big advantage especially on long walking trips.
Unfortunately neither Canon PowerShot G9 X nor Samsung ST150F 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 G9 X and Samsung ST150F's LCD screens has the same diagonal size of 3".
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.