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 ZS7 and Olympus TG-820 iHS side-by-side from the front, back and top in their relative dimensions. Panasonic ZS7 has external dimensions of 103 x 60 x 33 mm (4.06 x 2.36 x 1.3″) and weighs 218 g (0.48 lb / 7.69 oz) (including batteries). Olympus TG-820 iHS has external dimensions of 101 x 65 x 26 mm (3.98 x 2.56 x 1.02″) and weighs 206 g (0.45 lb / 7.27 oz) (including batteries).
Below you can see the front-view size comparison of the Panasonic ZS7 and the Olympus TG-820 iHS. Olympus TG-820 iHS is 2mm narrower and 7mm thinner than Panasonic ZS7 but it is also 5mm taller.
Here is the back view size comparison of the Panasonic ZS7 and Olympus TG-820 iHS.
Now lets look at the top view comparison of Panasonic ZS7 and Olympus TG-820 iHS.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Olympus TG-820 iHS is 12g lighter than the Panasonic ZS7 but we don't think this will make a significant difference.
Weather Sealing
Thanks to the weather-sealed body of the TG-820 iHS, you can use this camera with more confidence under conditions where there is risk of exposure to water and dust compared to the ZS7.
LCD Screen Size and Features
Panasonic ZS7 and Olympus TG-820 iHS'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.