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 Olympus SZ-15 and Canon G9 X side-by-side from the front, back and top in their relative dimensions. Olympus SZ-15 has external dimensions of and weighs 250 g (0.55 lb / 8.82 oz) (including batteries). 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).
Below you can see the front-view size comparison of the Olympus SZ-15 and the Canon G9 X. Canon G9 X is clearly the smaller of the two cameras. Its body is 10mm narrower, 12mm shorter and 9mm thinner than Olympus SZ-15.
Here is the back view size comparison of the Olympus SZ-15 and Canon G9 X.
Now lets look at the top view comparison of Olympus SZ-15 and Canon G9 X.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Canon G9 X is significantly lighter (41g ) than the Olympus SZ-15 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Olympus SZ-15 nor Canon PowerShot G9 X 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
Olympus SZ-15 and Canon G9 X'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.