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 Panasonic ZS3 and Samsung PL200 side-by-side from the front, back and top in their relative dimensions. Panasonic ZS3 has external dimensions of 103 x 60 x 33 mm (4.06 x 2.36 x 1.3″) and weighs 229 g (0.50 lb / 8.08 oz) (including batteries). Samsung PL200 has external dimensions of 100 x 60 x 21 mm (3.94 x 2.36 x 0.83″) and weighs 170 g (0.37 lb / 6.00 oz) (including batteries).
Below you can see the front view size comparison of Panasonic ZS3 and Samsung PL200. Panasonic ZS3 has the same height with Samsung PL200. On the other hand, with a width of 103mm, it is 3 wider and also with a thickness of 33mm, it is 12mm thicker than Samsung PL200.
Here is the back view size comparison of Panasonic ZS3 and Samsung PL200.
Now lets look at the top view comparison of Panasonic ZS3 and Samsung PL200.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Samsung PL200 is significantly lighter (59g ) than the Panasonic ZS3 which may become a big advantage especially on long walking trips.
Unfortunately neither Panasonic Lumix DMC-ZS3 (Lumix DMC-TZ7) nor Samsung PL200 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
Panasonic ZS3 and Samsung PL200's LCD screens has the same diagonal size of 3".
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.