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 Casio EX-FC100 and Nikon S02 side-by-side from the front, back and top in their relative dimensions. Casio EX-FC100 has external dimensions of 100 x 59 x 23 mm (3.94 x 2.32 x 0.91″) and weighs 156 g (0.34 lb / 5.50 oz) (including batteries). Nikon S02 has external dimensions of 77 x 51 x 18 mm (3.03 x 2.01 x 0.69″) and weighs 100 g (0.22 lb / 3.53 oz) (including batteries).
Below you can see the front view size comparison of Casio EX-FC100 and Nikon S02. Nikon S02 is clearly the smaller of the two cameras. Its body is 23mm narrower, 8mm shorter and 5mm thinner than Casio EX-FC100.
Here is the back view size comparison of Casio EX-FC100 and Nikon S02.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon S02 is significantly lighter (56g ) than the Casio EX-FC100 which may become a big advantage especially on long walking trips.
Unfortunately neither Casio Exilim EX-FC100 nor Nikon Coolpix S02 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
Casio EX-FC100 and Nikon S02's LCD screens has the same diagonal size of 2.7".
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.