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 FX48 and Sony W370 side-by-side from the front, back and top in their relative dimensions. Panasonic FX48 has external dimensions of 95 x 53 x 22 mm (3.74 x 2.09 x 0.87″) and weighs 150 g (0.33 lb / 5.29 oz) (including batteries). Sony W370 has external dimensions of 100 x 57 x 26 mm (3.94 x 2.24 x 1.02″) and weighs 179 g (0.39 lb / 6.31 oz) (including batteries).
Below you can see the front view size comparison of Panasonic FX48 and Sony W370. Panasonic FX48 is clearly the smaller of the two cameras. Its body is 5mm narrower, 4mm shorter and 4mm thinner than Sony W370.
Here is the back view size comparison of Panasonic FX48 and Sony W370.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Panasonic FX48 is significantly lighter (29g ) than the Sony W370 which may become a big advantage especially on long walking trips.
Unfortunately neither Panasonic Lumix DMC-FX48 (Lumix DMC-FX40) nor Sony Cyber-shot DSC-W370 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
Sony W370's 3" LCD screen is slightly larger than Panasonic FX48's 2.5" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.