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 Casio EX-ZR700 and Sony W800 side-by-side from the front, back and top in their relative dimensions. Casio EX-ZR700 has external dimensions of 108 x 60 x 31 mm (4.25 x 2.36 x 1.22″) and weighs 222 g (0.49 lb / 7.83 oz) (including batteries). Sony W800 has external dimensions of 97 x 55 x 21 mm (1.97 x 0.87 x 2.13″) and weighs 125 g (0.28 lb / 4.41 oz) (including batteries).
Below you can see the front-view size comparison of the Casio EX-ZR700 and the Sony W800. Sony W800 is clearly the smaller of the two cameras. Its body is 11mm narrower, 5mm shorter and 10mm thinner than Casio EX-ZR700.
Here is the back view size comparison of the Casio EX-ZR700 and Sony W800.
Now lets look at the top view comparison of Casio EX-ZR700 and Sony W800.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sony W800 is significantly lighter (97g ) than the Casio EX-ZR700 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Casio Exilim EX-ZR700 nor Sony Cyber-shot DSC-W800 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
Casio EX-ZR700's 3.00" LCD screen is slightly larger than Sony W800's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.