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 Canon G9 X and Sony W650 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). Sony W650 has external dimensions of 94 x 56 x 19 mm (3.7 x 2.2 x 0.75″) and weighs 124 g (0.27 lb / 4.37 oz) (including batteries).
Below you can see the front-view size comparison of the Canon G9 X and the Sony W650. Sony W650 is clearly the smaller of the two cameras. Its body is 4mm narrower, 2mm shorter and 12mm thinner than Canon G9 X.
Here is the back view size comparison of the Canon G9 X and Sony W650.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sony W650 is significantly lighter (85g ) than the Canon G9 X which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Canon PowerShot G9 X nor Sony Cyber-shot DSC-W650 provides any type of weather sealing in their bodies, 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 Sony W650's LCD screens have the same diagonal size of 3.00 inches.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.