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 S9100 and Panasonic FZ200 side-by-side from the front, back and top in their relative dimensions. Nikon S9100 has external dimensions of 105 x 62 x 35 mm (4.13 x 2.44 x 1.38″) and weighs 214 g (0.47 lb / 7.55 oz) (including batteries). Panasonic FZ200 has external dimensions of 125 x 87 x 110 mm (4.92 x 3.43 x 4.33″) and weighs 588 g (1.30 lb / 20.74 oz) (including batteries).
Below you can see the front view size comparison of Nikon S9100 and Panasonic FZ200. Nikon S9100 is clearly the smaller of the two cameras. Its body is 20mm narrower, 25mm shorter and 75mm thinner than Panasonic FZ200.
Here is the back view size comparison of Nikon S9100 and Panasonic FZ200.
Now lets look at the top view comparison of Nikon S9100 and Panasonic FZ200.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon S9100 is significantly lighter (374g ) than the Panasonic FZ200 which may become a big advantage especially on long walking trips.
Unfortunately neither Nikon Coolpix S9100 nor Panasonic Lumix DMC-FZ200 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 Top Bridge Cameras with Weather Sealing
LCD Screen Size and Features
Nikon S9100 and Panasonic FZ200's LCD screens has the same diagonal size of 3".
On the other hand, Panasonic FZ200 sports a Fully Articulated screen
which you can change the angle and position of the screen almost freely, making it possible to shoot from waist or over the head levels, and especially very useful for shooting selfies and video. Nikon S9100's LCD screen is a fixed type which provides almost no flexibility in shooting positions compared to FZ200.