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 Canon SX150 IS and Fujifilm F800EXR side-by-side from the front, back and top in their relative dimensions. Canon SX150 IS has external dimensions of 113 x 73 x 46 mm (4.45 x 2.87 x 1.81″) and weighs 306 g (0.67 lb / 10.79 oz) (including batteries). Fujifilm F800EXR has external dimensions of 105 x 63 x 36 mm (4.13 x 2.48 x 1.42″) and weighs 232 g (0.51 lb / 8.18 oz) (including batteries).
Below you can see the front view size comparison of Canon SX150 IS and Fujifilm F800EXR. Fujifilm F800EXR is clearly the smaller of the two cameras. Its body is 8mm narrower, 10mm shorter and 10mm thinner than Canon SX150 IS.
Now lets look at the top view comparison of Canon SX150 IS and Fujifilm F800EXR.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Fujifilm F800EXR is significantly lighter (74g ) than the Canon SX150 IS which may become a big advantage especially on long walking trips.
Unfortunately neither Canon PowerShot SX150 IS nor Fujifilm FinePix F800EXR 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
Canon SX150 IS and Fujifilm F800EXR's LCD screens has the same diagonal size of 3".
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.