Panasonic ZS1 weighs 229 g (0.50 lb / 8.08 oz) and has external dimensions of 103 x 60 x 33 mm (4.06 x 2.36 x 1.3″). Considering that the average weight of Compact type cameras is 188g, Panasonic ZS1 is a significantly heavy camera for its class. With a thickness of 33mm, it has an average thickness.
In order to give you a better idea about the real life size of Panasonic ZS1, we have added an image of how it looks next to a credit card and an AA type battery.
Now lets compare the weight and thickness of Panasonic ZS1 with its main competitors:
Panasonic ZS1 Size Compared to Main Competitors
Panasonic ZS1 doesn't have any environmental sealings on its body so you got to be extra careful to protect it against water and dust. If you shoot under these conditions very often, consider checking Top Compact Cameras with Weather Sealing page.