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 Sony TX66 and Olympus TG-860 side-by-side from the front, back and top in their relative dimensions. Sony TX66 has external dimensions of 93 x 54 x 13 mm (3.66 x 2.13 x 0.51″) and weighs 109 g (0.24 lb / 3.84 oz) (including batteries). Olympus TG-860 has external dimensions of 110 x 64 x 28 mm (5.12 x 2.52 x 1.1″) and weighs 224 g (0.49 lb / 7.90 oz) (including batteries).
Below you can see the front-view size comparison of the Sony TX66 and the Olympus TG-860. Sony TX66 is clearly the smaller of the two cameras. Its body is 17mm narrower, 10mm shorter and 15mm thinner than Olympus TG-860.
Here is the back view size comparison of the Sony TX66 and Olympus TG-860.
Now lets look at the top view comparison of Sony TX66 and Olympus TG-860.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sony TX66 is significantly lighter (115g ) than the Olympus TG-860 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the TG-860, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the TX66.
LCD Screen Size and Features
Sony TX66's 3.30" LCD screen is slightly larger than Olympus TG-860's 3 screen.