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 FujiFilm S2800HD and Nikon L820 side-by-side from the front, back and top in their relative dimensions. FujiFilm S2800HD has external dimensions of 110 x 74 x 82 mm (4.33 x 2.91 x 3.23″) and weighs 437 g (0.96 lb / 15.41 oz) (including batteries). Nikon L820 has external dimensions of 111 x 76 x 85 mm (4.37 x 2.99 x 3.35″) and weighs 470 g (1.04 lb / 16.58 oz) (including batteries).
Below you can see the front view size comparison of FujiFilm S2800HD and Nikon L820. FujiFilm S2800HD is clearly the smaller of the two cameras. Its body is 1mm narrower, 2mm shorter and 3mm thinner than Nikon L820.
Here is the back view size comparison of FujiFilm S2800HD and Nikon L820.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
FujiFilm S2800HD is 33g lighter than the Nikon L820 but we don't think this will make a significant difference.
Unfortunately neither FujiFilm FinePix S2800HD (FinePix S2900HD) nor Nikon Coolpix L820 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 Bridge Cameras with Weather Sealing
LCD Screen Size and Features
FujiFilm S2800HD and Nikon L820'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.