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 F660EXR and Canon SX420 IS side-by-side from the front, back and top in their relative dimensions. Fujifilm F660EXR has external dimensions of 104 x 59 x 33 mm (4.09 x 2.32 x 1.3″) and weighs 217 g (0.48 lb / 7.65 oz) (including batteries). Canon SX420 IS has external dimensions of 104 x 69 x 85 mm (4.09 x 2.72 x 3.35″) and weighs 325 g (0.72 lb / 11.46 oz) (including batteries).
Below you can see the front-view size comparison of the Fujifilm F660EXR and the Canon SX420 IS. Fujifilm F660EXR has the same height with Canon SX420 IS. On the other hand, with a width of 59mm, it is 10 narrower and also with a thickness of 33mm, it is 52mm thinner than Canon SX420 IS.
Here is the back view size comparison of the Fujifilm F660EXR and Canon SX420 IS.
Now lets look at the top view comparison of Fujifilm F660EXR and Canon SX420 IS.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Fujifilm F660EXR is significantly lighter (108g ) than the Canon SX420 IS which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Fujifilm FinePix F660EXR nor Canon PowerShot SX420 IS 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 Top Bridge Cameras with Weather Sealing
LCD Screen Size and Features
Fujifilm F660EXR and Canon SX420 IS's LCD screens have the same diagonal size of 3.00 inches.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.