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 Canon G5 X and Pentax RZ18 side-by-side from the front, back and top in their relative dimensions. Canon G5 X has external dimensions of 112 x 76 x 44 mm (4.41 x 2.99 x 1.73″) and weighs 353 g (0.78 lb / 12.45 oz) (including batteries). Pentax RZ18 has external dimensions of 97 x 61 x 33 mm (3.82 x 2.4 x 1.3″) and weighs 178 g (0.39 lb / 6.28 oz) (including batteries).
Below you can see the front view size comparison of Canon G5 X and Pentax RZ18. Pentax RZ18 is clearly the smaller of the two cameras. Its body is 15mm narrower, 15mm shorter and 11mm thinner than Canon G5 X.
Here is the back view size comparison of Canon G5 X and Pentax RZ18.
Now lets look at the top view comparison of Canon G5 X and Pentax RZ18.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Pentax RZ18 is significantly lighter (175g ) than the Canon G5 X which may become a big advantage especially on long walking trips.
Thanks to the weather sealed body of RZ18, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to G5 X.
LCD Screen Size and Features
Canon G5 X and Pentax RZ18's LCD screens has the same diagonal size of 3".
On the other hand, Canon G5 X sports a Fully Articulated screen
which you can change the angle and position of the screen almost freely, making it possible to shoot from waist or over the head levels, and especially very useful for shooting selfies and video. Pentax RZ18's LCD screen is a fixed type which provides almost no flexibility in shooting positions compared to G5 X.