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 ZS3 and Olympus 1 side-by-side from the front, back and top in their relative dimensions. Panasonic ZS3 has external dimensions of 103 x 60 x 33 mm (4.06 x 2.36 x 1.3″) and weighs 229 g (0.50 lb / 8.08 oz) (including batteries). Olympus 1 has external dimensions of 116 x 87 x 57 mm (4.57 x 3.43 x 2.24″) and weighs 402 g (0.89 lb / 14.18 oz) (including batteries).
Below you can see the front view size comparison of Panasonic ZS3 and Olympus 1. Panasonic ZS3 is clearly the smaller of the two cameras. Its body is 13mm narrower, 27mm shorter and 24mm thinner than Olympus 1.
![Panasonic ZS3 vs Olympus 1 Camera Size Comparison - Front View]()
Comparison image of Panasonic ZS3 and Olympus 1 Size, Weight and External Dimensions - Front View
Here is the back view size comparison of Panasonic ZS3 and Olympus 1.
![Panasonic ZS3 vs Olympus 1 Camera Size Comparison - Back View]()
Comparison image of Panasonic ZS3 and Olympus 1 Size and Weight - Back View
Now lets look at the top view comparison of Panasonic ZS3 and Olympus 1.
![Panasonic ZS3 vs Olympus 1 Camera Size Comparison - Top View]()
Top View Comparison image of Panasonic ZS3 and Olympus 1 Size
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Panasonic ZS3 is significantly lighter (173g ) than the Olympus 1 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither Panasonic Lumix DMC-ZS3 (Lumix DMC-TZ7) nor Olympus Stylus 1 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 Top Bridge Cameras with Weather Sealing
LCD Screen Size and Features
Panasonic ZS3 and Olympus 1's LCD screens has the same diagonal size of 3".
On the other hand, Olympus 1 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 Panasonic ZS3 has a fixed type screen which provides less flexibility in shooting positions compared to 1.