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 Nikon S6100 and Nikon S3500 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 S3500 has external dimensions of and weighs 129 g (including batteries).
Below you can see the front-view size comparison of the Nikon S6100 and the Nikon S3500. Nikon S6100 has the same height with Nikon S3500. On the other hand, with a width of 98mm, it is 1 wider and also with a thickness of 27mm, it is 6mm thicker than Nikon S3500.
Here is the back view size comparison of the Nikon S6100 and Nikon S3500.
Now lets look at the top view comparison of Nikon S6100 and Nikon S3500.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Nikon S3500 is significantly lighter (46g ) than the Nikon S6100 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Nikon Coolpix S6100 nor Nikon Coolpix S3500 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 Compact Cameras with Weather Sealing
LCD Screen Size and Features
Nikon S6100's 3.00" LCD screen is slightly larger than Nikon S3500's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.