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 L120 and Pentax WG-3 GPS side-by-side from the front, back and top in their relative dimensions. Nikon L120 has external dimensions of 110 x 77 x 78 mm (4.33 x 3.03 x 3.07″) and weighs 431 g (0.95 lb / 15.20 oz) (including batteries). Pentax WG-3 GPS has external dimensions of 125 x 64 x 33 mm (4.9 x 2.5 x 1.3″) and weighs 238 g (0.52 lb / 8.40 oz) (including batteries).
Below you can see the front-view size comparison of the Nikon L120 and the Pentax WG-3 GPS. Pentax WG-3 GPS is 13mm shorter and 45mm thinner than Nikon L120 but it is also 15mm wider.
Here is the back view size comparison of the Nikon L120 and Pentax WG-3 GPS.
Now lets look at the top view comparison of Nikon L120 and Pentax WG-3 GPS.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Pentax WG-3 GPS is significantly lighter (193g ) than the Nikon L120 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the WG-3 GPS, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the L120.
LCD Screen Size and Features
Nikon L120 and Pentax WG-3 GPS's LCD screens have the same diagonal size of 3.00 inches.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.