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 S2500HD and Sigma DP3 Merrill side-by-side from the front, back and top in their relative dimensions. FujiFilm S2500HD has external dimensions of 110 x 73 x 81 mm (4.33 x 2.89 x 3.19″) and weighs 337 g (0.74 lb / 11.89 oz) (including batteries). Sigma DP3 Merrill has external dimensions of 122 x 67 x 59 mm (4.8 x 2.64 x 2.32″) and weighs 330 g (0.73 lb / 11.64 oz) (including batteries).
Below you can see the front-view size comparison of the FujiFilm S2500HD and the Sigma DP3 Merrill. FujiFilm S2500HD is 12mm narrower and 3mm thinner than Sigma DP3 Merrill but it is also 6mm taller.
Here is the back view size comparison of the FujiFilm S2500HD and Sigma DP3 Merrill.
Now lets look at the top view comparison of FujiFilm S2500HD and Sigma DP3 Merrill.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sigma DP3 Merrill is 7g lighter than the FujiFilm S2500HD but we don't think this will make a significant difference.
Weather Sealing
Unfortunately neither the FujiFilm FinePix S2500HD (FinePix S2600HD) nor Sigma DP3 Merrill 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 Bridge Cameras with Weather Sealing Top Compact Cameras with Weather Sealing
LCD Screen Size and Features
FujiFilm S2500HD and Sigma DP3 Merrill'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.