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 Sony HX90V and Pentax WG-3 GPS side-by-side from the front, back and top in their relative dimensions. Sony HX90V has external dimensions of 102 x 58 x 36 mm (4.02 x 2.28 x 1.42″) and weighs 245 g (0.54 lb / 8.64 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 Sony HX90V and Pentax WG-3 GPS. Sony HX90V is 23mm narrower and 6mm shorter than Pentax WG-3 GPS but it is also 3mm thicker.
Here is the back view size comparison of Sony HX90V and Pentax WG-3 GPS.
Now lets look at the top view comparison of Sony HX90V 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 7g lighter than the Sony HX90V but we don't think this will make a significant difference.
LCD Screen Size and Features
Sony HX90V and Pentax WG-3 GPS's LCD screens has the same diagonal size of 3".
On the other hand, Sony HX90V features a Tilting screen
where you can change the angle of the screen to make it easier to shoot from waist or over the head levels whereas the Pentax WG-3 GPS has a fixed type screen which provides less flexibility in shooting positions compared to HX90V.