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-Z90 and Fujifilm F600 EXR side-by-side from the front, back and top in their relative dimensions. Casio EX-Z90 has external dimensions of 90 x 52 x 19 mm (3.54 x 2.05 x 0.75″) and weighs 121 g (0.27 lb / 4.27 oz) (including batteries). Fujifilm F600 EXR has external dimensions of 104 x 63 x 33 mm (4.09 x 2.48 x 1.3″) and weighs 215 g (0.47 lb / 7.58 oz) (including batteries).
Below you can see the front-view size comparison of the Casio EX-Z90 and the Fujifilm F600 EXR. Casio EX-Z90 is clearly the smaller of the two cameras. Its body is 14mm narrower, 11mm shorter and 14mm thinner than Fujifilm F600 EXR.
Here is the back view size comparison of the Casio EX-Z90 and Fujifilm F600 EXR.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Casio EX-Z90 is significantly lighter (94g ) than the Fujifilm F600 EXR which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Casio Exilim EX-Z90 nor Fujifilm FinePix F600 EXR 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
Fujifilm F600 EXR's 3.00" LCD screen is slightly larger than Casio EX-Z90's 2.7 screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.