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-ZR700 and Panasonic ZS70 side-by-side from the front, back and top in their relative dimensions. Casio EX-ZR700 has external dimensions of 108 x 60 x 31 mm (4.25 x 2.36 x 1.22″) and weighs 222 g (0.49 lb / 7.83 oz) (including batteries). Panasonic ZS70 has external dimensions of 112 x 67 x 41 mm (4.41 x 2.64 x 1.61″) and weighs 322 g (0.71 lb / 11.36 oz) (including batteries).
Below you can see the front view size comparison of Casio EX-ZR700 and Panasonic ZS70. Casio EX-ZR700 is clearly the smaller of the two cameras. Its body is 4mm narrower, 7mm shorter and 10mm thinner than Panasonic ZS70.
Here is the back view size comparison of Casio EX-ZR700 and Panasonic ZS70.
Now lets look at the top view comparison of Casio EX-ZR700 and Panasonic ZS70.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Casio EX-ZR700 is significantly lighter (100g ) than the Panasonic ZS70 which may become a big advantage especially on long walking trips.
Unfortunately neither Casio Exilim EX-ZR700 nor Panasonic Lumix DMC-ZS70 (Lumix DC-TZ90) 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-ZR700 and Panasonic ZS70's LCD screens has the same diagonal size of 3".
On the other hand, Panasonic ZS70 features a Tilting screen
where you can change the angle of the screen to make it easier to shoot from waist or over the head levels whereas the Casio EX-ZR700 has a fixed type screen which provides less flexibility in shooting positions compared to ZS70.