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 SH-3 and Olympus TG-310 side-by-side from the front, back and top in their relative dimensions. Olympus SH-3 has external dimensions of 109 x 63 x 42 mm (4.29 x 2.48 x 1.65″) and weighs 271 g (0.60 lb / 9.56 oz) (including batteries). Olympus TG-310 has external dimensions of 96 x 63 x 23 mm (3.78 x 2.48 x 0.91″) and weighs 155 g (0.34 lb / 5.47 oz) (including batteries).
Below you can see the front-view size comparison of the Olympus SH-3 and the Olympus TG-310. Olympus SH-3 has the same height with Olympus TG-310. On the other hand, with a width of 109mm, it is 13 wider and also with a thickness of 42mm, it is 19mm thicker than Olympus TG-310.
Now lets look at the top view comparison of Olympus SH-3 and Olympus TG-310.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Olympus TG-310 is significantly lighter (116g ) than the Olympus SH-3 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the TG-310, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the SH-3.
LCD Screen Size and Features
Olympus SH-3's 3.00" LCD screen is slightly larger than Olympus TG-310's 2.7 screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.