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 Casio EX-ZR300 and Panasonic ZS8 side-by-side from the front, back and top in their relative dimensions. Casio EX-ZR300 has external dimensions of 105 x 59 x 29 mm (4.13 x 2.32 x 1.14″) and weighs 205 g (0.45 lb / 7.23 oz) (including batteries). Panasonic ZS8 has external dimensions of 105 x 58 x 33 mm (4.13 x 2.28 x 1.3″) and weighs 210 g (0.46 lb / 7.41 oz) (including batteries).
Below you can see the front view size comparison of Casio EX-ZR300 and Panasonic ZS8.
Here is the back view size comparison of Casio EX-ZR300 and Panasonic ZS8.
Now lets look at the top view comparison of Casio EX-ZR300 and Panasonic ZS8.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Casio EX-ZR300 is 5g lighter than the Panasonic ZS8 but we don't think this will make a significant difference.
Unfortunately neither Casio Exilim EX-ZR300 nor Panasonic Lumix DMC-ZS8 (Lumix DMC-TZ18) 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
Casio EX-ZR300 and Panasonic ZS8's LCD screens has the same diagonal size of 3.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.