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 Panasonic ZS40 and Sony TF1 side-by-side from the front, back and top in their relative dimensions. Panasonic ZS40 has external dimensions of 111 x 64 x 34 mm (4.37 x 2.52 x 1.34″) and weighs 240 g (0.53 lb / 8.47 oz) (including batteries). Sony TF1 has external dimensions of 102 x 62 x 23 mm (4.02 x 2.44 x 0.91″) and weighs 152 g (0.34 lb / 5.36 oz) (including batteries).
Below you can see the front-view size comparison of the Panasonic ZS40 and the Sony TF1. Sony TF1 is clearly the smaller of the two cameras. Its body is 9mm narrower, 2mm shorter and 11mm thinner than Panasonic ZS40.
Here is the back view size comparison of the Panasonic ZS40 and Sony TF1.
Now lets look at the top view comparison of Panasonic ZS40 and Sony TF1.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Sony TF1 is significantly lighter (88g ) than the Panasonic ZS40 which may become a big advantage especially on long walking trips.
Weather Sealing
Thanks to the weather-sealed body of the TF1, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the ZS40.
LCD Screen Size and Features
Panasonic ZS40's 3.00" LCD screen is slightly larger than Sony TF1's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.