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 TX55 and Sony TX66 side-by-side from the front, back and top in their relative dimensions. Sony TX55 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). 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).
Below you can see the front-view size comparison of the Sony TX55 and the Sony TX66. In this case, we can see that Sony TX55 and Sony TX66 have the exact same height, width and thickness.
Here is the back view size comparison of the Sony TX55 and Sony TX66.
Now lets look at the top view comparison of Sony TX55 and Sony TX66.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sony TX55 and Sony TX66 have exactly the same weight of 109g.
Weather Sealing
Unfortunately neither the Sony Cyber-shot DSC-TX55 nor Sony Cyber-shot DSC-TX66 provides any type of weather sealing in their bodies, so you have to give extra care especially when you are shooting outdoors. If weather sealing is a must-have feature for you, check these sections: Top Compact Cameras with Weather Sealing
LCD Screen Size and Features
Sony TX55 and Sony TX66's LCD screens have the same diagonal size of 3.30 inches.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.