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 Pentax WG-10 and Nikon P330 side-by-side from the front, back and top in their relative dimensions. Pentax WG-10 has external dimensions of and weighs 167 g (including batteries). Nikon P330 has external dimensions of 103 x 58 x 32 mm (4.06 x 2.28 x 1.26″) and weighs 200 g (0.44 lb / 7.05 oz) (including batteries).
Below you can see the front-view size comparison of the Pentax WG-10 and the Nikon P330. Nikon P330 is 13mm narrower and 1mm shorter than Pentax WG-10 but it is also 3mm thicker.
Here is the back view size comparison of the Pentax WG-10 and Nikon P330.
Now lets look at the top view comparison of Pentax WG-10 and Nikon P330.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Pentax WG-10 is significantly lighter (33g ) than the Nikon P330 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the WG-10, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the P330.
LCD Screen Size and Features
Nikon P330's 3.00" LCD screen is slightly larger than Pentax WG-10's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.