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 FZ40 and Samsung PL170 side-by-side from the front, back and top in their relative dimensions. Panasonic FZ40 has external dimensions of 120 x 80 x 92 mm (4.72 x 3.15 x 3.62″) and weighs 494 g (1.09 lb / 17.43 oz) (including batteries). Samsung PL170 has external dimensions of 95 x 57 x 19 mm (3.74 x 2.24 x 0.75″) and weighs 153 g (including batteries).
Below you can see the front-view size comparison of the Panasonic FZ40 and the Samsung PL170. Samsung PL170 is clearly the smaller of the two cameras. Its body is 25mm narrower, 23mm shorter and 73mm thinner than Panasonic FZ40.
Comparison image of the Panasonic FZ40 and the Samsung PL170 Size, Weight and External Dimensions - Front View
Here is the back view size comparison of the Panasonic FZ40 and Samsung PL170.
Comparison image of the Panasonic FZ40 and the Samsung PL170 Size and Weight - Back View
Now lets look at the top view comparison of Panasonic FZ40 and Samsung PL170.
Top View Comparison image of the Panasonic FZ40 and the Samsung PL170 Size
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Samsung PL170 is significantly lighter (341g ) than the Panasonic FZ40 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Panasonic Lumix DMC-FZ40 (Lumix DMC-FZ45) nor Samsung PL170 provides any type of weather sealing in their bodies, 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 Bridge Cameras with Weather Sealing Top Compact Cameras with Weather Sealing
LCD Screen Size and Features
Panasonic FZ40 and Samsung PL170's LCD screens have the same diagonal size of 3.00 inches.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.