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 Nikon L31 and Olympus TG-810 side-by-side from the front, back and top in their relative dimensions. Nikon L31 has external dimensions of 96 x 59 x 29 mm (3.78 x 2.32 x 1.14″) and weighs 160 g (0.35 lb / 5.64 oz) (including batteries). Olympus TG-810 has external dimensions of 100 x 65 x 26 mm (3.94 x 2.56 x 1.02″) and weighs 215 g (0.47 lb / 7.58 oz) (including batteries).
Below you can see the front-view size comparison of the Nikon L31 and the Olympus TG-810. Nikon L31 is 4mm narrower and 6mm shorter than Olympus TG-810 but it is also 3mm thicker.
Comparison image of the Nikon L31 and the Olympus TG-810 Size, Weight and External Dimensions - Front View
Here is the back view size comparison of the Nikon L31 and Olympus TG-810.
Comparison image of the Nikon L31 and the Olympus TG-810 Size and Weight - Back View
Now lets look at the top view comparison of Nikon L31 and Olympus TG-810.
Top View Comparison image of the Nikon L31 and the the Olympus TG-810 Size
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Nikon L31 is significantly lighter (55g ) than the Olympus TG-810 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the TG-810, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the L31.
LCD Screen Size and Features
Olympus TG-810's 3.00" LCD screen is slightly larger than Nikon L31's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.