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 Fujifilm XQ2 and Panasonic FS42 side-by-side from the front, back and top in their relative dimensions. Fujifilm XQ2 has external dimensions of 100 x 59 x 33 mm (3.94 x 2.32 x 1.3″) and weighs 206 g (0.45 lb / 7.27 oz) (including batteries). Panasonic FS42 has external dimensions of 98 x 55 x 22 mm (3.86 x 2.17 x 0.87″) and weighs 132 g (0.29 lb / 4.66 oz) (including batteries).
Below you can see the front view size comparison of Fujifilm XQ2 and Panasonic FS42. Panasonic FS42 is clearly the smaller of the two cameras. Its body is 2mm narrower, 4mm shorter and 11mm thinner than Fujifilm XQ2.
Here is the back view size comparison of Fujifilm XQ2 and Panasonic FS42.
Now lets look at the top view comparison of Fujifilm XQ2 and Panasonic FS42.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Panasonic FS42 is significantly lighter (74g ) than the Fujifilm XQ2 which may become a big advantage especially on long walking trips.
Unfortunately neither Fujifilm XQ2 nor Panasonic Lumix DMC-FS42 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
Fujifilm XQ2's 3" LCD screen is slightly larger than Panasonic FS42's 2.5" screen.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.