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 ZS7 and Nikon S31 side-by-side from the front, back and top in their relative dimensions. Panasonic ZS7 has external dimensions of 103 x 60 x 33 mm (4.06 x 2.36 x 1.3″) and weighs 218 g (0.48 lb / 7.69 oz) (including batteries). Nikon S31 has external dimensions of 105 x 65 x 42 mm (4.13 x 2.56 x 1.65″) and weighs 185 g (0.41 lb / 6.53 oz) (including batteries).
Below you can see the front view size comparison of Panasonic ZS7 and Nikon S31. Panasonic ZS7 is clearly the smaller of the two cameras. Its body is 2mm narrower, 5mm shorter and 9mm thinner than Nikon S31.
Here is the back view size comparison of Panasonic ZS7 and Nikon S31.
Now lets look at the top view comparison of Panasonic ZS7 and Nikon S31.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon S31 is significantly lighter (33g ) than the Panasonic ZS7 which may become a big advantage especially on long walking trips.
LCD Screen Size and Features
Panasonic ZS7's 3" LCD screen is slightly larger than Nikon S31's 2.7" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.