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 Fujifilm Z900EXR and Casio EX-ZR100 side-by-side from the front, back and top in their relative dimensions. Fujifilm Z900EXR has external dimensions of 101 x 59 x 18 mm (3.98 x 2.32 x 0.71″) and weighs 151 g (0.33 lb / 5.33 oz) (including batteries). Casio EX-ZR100 has external dimensions of 105 x 59 x 29 mm (4.13 x 2.32 x 1.14″) and weighs 204 g (0.45 lb / 7.20 oz) (including batteries).
Below you can see the front-view size comparison of the Fujifilm Z900EXR and the Casio EX-ZR100. Fujifilm Z900EXR is 4mm narrower and 11mm thinner than Fujifilm Z900EXR but they have the same height of 59mm.
Here is the back view size comparison of the Fujifilm Z900EXR and Casio EX-ZR100.
Now lets look at the top view comparison of Fujifilm Z900EXR and Casio EX-ZR100.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Fujifilm Z900EXR is significantly lighter (53g ) than the Casio EX-ZR100 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Fujifilm FinePix Z900EXR nor Casio Exilim EX-ZR100 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 Z900EXR's 3.50" LCD screen is slightly larger than Casio EX-ZR100's 3 screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.