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 Olympus TG-4 and Pentax XG-1 side-by-side from the front, back and top in their relative dimensions. Olympus TG-4 has external dimensions of 112 x 66 x 31 mm (4.41 x 2.6 x 1.22″) and weighs 247 g (0.54 lb / 8.71 oz) (including batteries). Pentax XG-1 has external dimensions of 119 x 89 x 98 mm (4.69 x 3.5 x 3.84″) and weighs 567 g (1.25 lb / 20.00 oz) (including batteries).
Below you can see the front-view size comparison of the Olympus TG-4 and the Pentax XG-1. Olympus TG-4 is clearly the smaller of the two cameras. Its body is 7mm narrower, 23mm shorter and 67mm thinner than Pentax XG-1.
Here is the back view size comparison of the Olympus TG-4 and Pentax XG-1.
Now lets look at the top view comparison of Olympus TG-4 and Pentax XG-1.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Olympus TG-4 is significantly lighter (320g ) than the Pentax XG-1 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the TG-4, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the XG-1.
LCD Screen Size and Features
Olympus TG-4 and Pentax XG-1'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.