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 Nikon S9100 and Samsung Galaxy Camera 3G side-by-side from the front, back and top in their relative dimensions. Nikon S9100 has external dimensions of 105 x 62 x 35 mm (4.13 x 2.44 x 1.38″) and weighs 214 g (0.47 lb / 7.55 oz) (including batteries). Samsung Galaxy Camera 3G has external dimensions of 129 x 71 x 19 mm (5.08 x 2.8 x 0.75″) and weighs 305 g (0.67 lb / 10.76 oz) (including batteries).
Below you can see the front view size comparison of Nikon S9100 and Samsung Galaxy Camera 3G. Nikon S9100 is 24mm narrower and 9mm shorter than Samsung Galaxy Camera 3G but it is also 16mm thicker.
Now lets look at the top view comparison of Nikon S9100 and Samsung Galaxy Camera 3G.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon S9100 is significantly lighter (91g ) than the Samsung Galaxy Camera 3G which may become a big advantage especially on long walking trips.
Unfortunately neither Nikon Coolpix S9100 nor Samsung Galaxy Camera 3G 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
Samsung Galaxy Camera 3G's 4.8" LCD screen is slightly larger than Nikon S9100's 3" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.