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-3 and Fujifilm S8400W side-by-side from the front, back and top in their relative dimensions. Pentax WG-3 has external dimensions of 124 x 64 x 33 mm (4.9 x 2.5 x 1.3″) and weighs 230 g (0.51 lb / 8.11 oz) (including batteries). Fujifilm S8400W has external dimensions of 123 x 87 x 116 mm (4.84 x 3.43 x 4.57″) and weighs 670 g (1.48 lb / 23.63 oz) (including batteries).
Below you can see the front-view size comparison of the Pentax WG-3 and the Fujifilm S8400W. Pentax WG-3 is 23mm shorter and 83mm thinner than Fujifilm S8400W but it is also 1mm wider.
Here is the back view size comparison of the Pentax WG-3 and Fujifilm S8400W.
Now lets look at the top view comparison of Pentax WG-3 and Fujifilm S8400W.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Pentax WG-3 is significantly lighter (440g ) than the Fujifilm S8400W which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the WG-3, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the S8400W.
LCD Screen Size and Features
Pentax WG-3 and Fujifilm S8400W'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.