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 Sony W690 and Olympus XZ-10 side-by-side from the front, back and top in their relative dimensions. Sony W690 has external dimensions of 94 x 56 x 22 mm (3.7 x 2.2 x 0.87″) and weighs 142 g (0.31 lb / 5.01 oz) (including batteries). Olympus XZ-10 has external dimensions of 102 x 61 x 34 mm (4.03 x 2.41 x 1.35″) and weighs 221 g (0.49 lb / 7.80 oz) (including batteries).
Below you can see the front view size comparison of Sony W690 and Olympus XZ-10. Sony W690 is clearly the smaller of the two cameras. Its body is 8mm narrower, 5mm shorter and 12mm thinner than Olympus XZ-10.
Here is the back view size comparison of Sony W690 and Olympus XZ-10.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Sony W690 is significantly lighter (79g ) than the Olympus XZ-10 which may become a big advantage especially on long walking trips.
Unfortunately neither Sony Cyber-shot DSC-W690 nor Olympus Stylus XZ-10 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
Sony W690 and Olympus XZ-10'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.