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 L31 and Nikon S70 side-by-side from the front, back and top in their relative dimensions. Nikon L31 has external dimensions of 96 x 59 x 29 mm (3.78 x 2.32 x 1.14″) and weighs 160 g (0.35 lb / 5.64 oz) (including batteries). Nikon S70 has external dimensions of 97 x 61 x 20 mm (3.82 x 2.4 x 0.79″) and weighs 160 g (0.35 lb / 5.64 oz) (including batteries).
Below you can see the front view size comparison of Nikon L31 and Nikon S70. Nikon L31 is 1mm narrower and 2mm shorter than Nikon S70 but it is also 9mm thicker.
Here is the back view size comparison of Nikon L31 and Nikon S70.
Now lets look at the top view comparison of Nikon L31 and Nikon S70.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon L31 and Nikon S70 have exactly the same weight of 160g.
Unfortunately neither Nikon Coolpix L31 nor Nikon Coolpix S70 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 S70's 3.5" LCD screen is slightly larger than Nikon L31's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.