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 Pentax WG-3 GPS and Panasonic ZS80 side-by-side from the front, back and top in their relative dimensions. 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). Panasonic ZS80 has external dimensions of 112 x 69 x 42 mm (4.41 x 2.72 x 1.65″) and weighs 327 g (0.72 lb / 11.53 oz) (including batteries).
Below you can see the front view size comparison of Pentax WG-3 GPS and Panasonic ZS80. Pentax WG-3 GPS is 5mm shorter and 9mm thinner than Panasonic ZS80 but it is also 13mm wider.
Here is the back view size comparison of Pentax WG-3 GPS and Panasonic ZS80.
Now lets look at the top view comparison of Pentax WG-3 GPS and Panasonic ZS80.
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 (89g ) than the Panasonic ZS80 which may become a big advantage especially on long walking trips.
LCD Screen Size and Features
Pentax WG-3 GPS and Panasonic ZS80's LCD screens has the same diagonal size of 3.00".
On the other hand, Panasonic ZS80 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 ZS80.