Size and weight is a big decision factor when you are trying to find the ideal camera for your needs.
In this section, We are going to illustrate Nikon S6100 and Sony TX55 side-by-side from the front, back and top in their relative dimensions. Nikon S6100 has external dimensions of 98 x 58 x 27 mm (3.86 x 2.28 x 1.06″) and weighs 175 g (0.39 lb / 6.17 oz) (including batteries). 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).
Below you can see the front view size comparison of Nikon S6100 and Sony TX55. Sony TX55 is clearly the smaller of the two cameras. Its body is 5mm narrower, 4mm shorter and 14mm thinner than Nikon S6100.
Comparison image of Nikon S6100 and Sony TX55 Size, Weight and External Dimensions - Front View
Here is the back view size comparison of Nikon S6100 and Sony TX55.
Comparison image of Nikon S6100 and Sony TX55 Size and Weight - Back View
Now lets look at the top view comparison of Nikon S6100 and Sony TX55.
Top View Comparison image of Nikon S6100 and Sony TX55 Size
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Sony TX55 is significantly lighter (66g ) than the Nikon S6100 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither Nikon Coolpix S6100 nor Sony Cyber-shot DSC-TX55 provides any type of weather sealing in their body, 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's 3.30" LCD screen is slightly larger than Nikon S6100's 3" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.