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 S6100 and Nikon P300 side-by-side from the front, back and top in their relative dimensions. Nikon S6100 has external dimensions of 98 x 58 x 27 mm (3.86 x 2.28 x 1.06″) and weighs 175 g (0.39 lb / 6.17 oz) (including batteries). Nikon P300 has external dimensions of 103 x 58 x 32 mm (4.06 x 2.28 x 1.26″) and weighs 189 g (0.42 lb / 6.67 oz) (including batteries).
Below you can see the front view size comparison of Nikon S6100 and Nikon P300. Nikon S6100 is 5mm narrower and 5mm thinner than Nikon S6100 but they have the same height of 58mm.
Here is the back view size comparison of Nikon S6100 and Nikon P300.
Now lets look at the top view comparison of Nikon S6100 and Nikon P300.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon S6100 is 14g lighter than the Nikon P300 but we don't think this will make a significant difference.
Unfortunately neither Nikon Coolpix S6100 nor Nikon Coolpix P300 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
Nikon S6100 and Nikon P300'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.