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 Casio EX-100 and Pentax WS80 side-by-side from the front, back and top in their relative dimensions. Casio EX-100 has external dimensions of 119x67x50 mm and weighs 389 g (including batteries). Pentax WS80 has external dimensions of 92 x 60 x 22 mm (3.62 x 2.36 x 0.87″) and weighs 125 g (0.28 lb / 4.41 oz) (including batteries).
Below you can see the front-view size comparison of the Casio EX-100 and the Pentax WS80. Pentax WS80 is clearly the smaller of the two cameras. Its body is 27mm narrower, 7mm shorter and 28mm thinner than Casio EX-100.
Here is the back view size comparison of the Casio EX-100 and Pentax WS80.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Pentax WS80 is significantly lighter (264g ) than the Casio EX-100 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the WS80, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the EX-100.
LCD Screen Size and Features
Casio EX-100's 3.50" LCD screen is slightly larger than Pentax WS80's 2.7" screen.
In addition to the size advantage, Casio EX-100 LCD screen also has a
Tilting feature where you can change the angle of the screen to make it easier to shoot from waist or over-the-head levels. On the other hand, Pentax WS80 has a fixed type screen which provides less flexibility in shooting positions compared to EX-100.