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 Pentax WG-1 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). Pentax WG-1 has external dimensions of 114 x 58 x 28 mm (4.49 x 2.28 x 1.1″) and weighs 157 g (0.35 lb / 5.54 oz) (including batteries).
Below you can see the front view size comparison of Nikon L31 and Pentax WG-1. Pentax WG-1 is 1mm shorter and 1mm thinner than Nikon L31 but it is also 18mm wider.
Comparison image of Nikon L31 and Pentax WG-1 Size, Weight and External Dimensions - Front View
Here is the back view size comparison of Nikon L31 and Pentax WG-1.
Comparison image of Nikon L31 and Pentax WG-1 Size and Weight - Back View
Now lets look at the top view comparison of Nikon L31 and Pentax WG-1.
Top View Comparison image of Nikon L31 and Pentax WG-1 Size
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Pentax WG-1 is 3g lighter than the Nikon L31 but we don't think this will make a significant difference.
Weather Sealing
Thanks to the weather sealed body of WG-1, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to L31.
LCD Screen Size and Features
Nikon L31 and Pentax WG-1's LCD screens has the same diagonal size of 2.70".
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.