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 ZS7 and Olympus SP-820UZ 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 SP-820UZ has external dimensions of and weighs 485 g (1.07 lb / 17.11 oz) (including batteries).
Below you can see the front view size comparison of Panasonic ZS7 and Olympus SP-820UZ. Panasonic ZS7 is clearly the smaller of the two cameras. Its body is 14mm narrower, 18mm shorter and 60mm thinner than Olympus SP-820UZ.
![Panasonic ZS7 vs Olympus SP-820UZ Camera Size Comparison - Front View]()
Comparison image of Panasonic ZS7 and Olympus SP-820UZ Size, Weight and External Dimensions - Front View
Now lets look at the top view comparison of Panasonic ZS7 and Olympus SP-820UZ.
![Panasonic ZS7 vs Olympus SP-820UZ Camera Size Comparison - Top View]()
Top View Comparison image of Panasonic ZS7 and Olympus SP-820UZ Size
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Panasonic ZS7 is significantly lighter (267g ) than the Olympus SP-820UZ which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither Panasonic Lumix DMC-ZS7 (Lumix DMC-TZ10) nor Olympus Stylus SP-820UZ 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
Panasonic ZS7 and Olympus SP-820UZ'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.