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-3 and Panasonic TS20 side-by-side from the front, back and top in their relative dimensions. Olympus TG-3 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). Panasonic TS20 has external dimensions of 101 x 58 x 19 mm (3.98 x 2.28 x 0.75″) and weighs 142 g (0.31 lb / 5.01 oz) (including batteries).
Below you can see the front-view size comparison of the Olympus TG-3 and the Panasonic TS20. Panasonic TS20 is clearly the smaller of the two cameras. Its body is 11mm narrower, 8mm shorter and 12mm thinner than Olympus TG-3.
Here is the back view size comparison of the Olympus TG-3 and Panasonic TS20.
Now lets look at the top view comparison of Olympus TG-3 and Panasonic TS20.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Panasonic TS20 is significantly lighter (105g ) than the Olympus TG-3 which may become a big advantage especially on long walking trips.
Weather Sealing
LCD Screen Size and Features
Olympus TG-3's 3.00" LCD screen is slightly larger than Panasonic TS20's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.