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 ZS15 and Olympus TG-4 side-by-side from the front, back and top in their relative dimensions. Panasonic ZS15 has external dimensions of 105 x 58 x 33 mm (4.13 x 2.28 x 1.3″) and weighs 208 g (0.46 lb / 7.34 oz) (including batteries). Olympus TG-4 has external dimensions of 112 x 66 x 31 mm (4.41 x 2.6 x 1.22″) and weighs 247 g (0.54 lb / 8.71 oz) (including batteries).
Below you can see the front view size comparison of Panasonic ZS15 and Olympus TG-4. Panasonic ZS15 is 7mm narrower and 8mm shorter than Olympus TG-4 but it is also 2mm thicker.
Comparison image of Panasonic ZS15 and Olympus TG-4 Size, Weight and External Dimensions - Front View
Here is the back view size comparison of Panasonic ZS15 and Olympus TG-4.
Comparison image of Panasonic ZS15 and Olympus TG-4 Size and Weight - Back View
Now lets look at the top view comparison of Panasonic ZS15 and Olympus TG-4.
Top View Comparison image of Panasonic ZS15 and Olympus TG-4 Size
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Panasonic ZS15 is significantly lighter (39g ) than the Olympus TG-4 which may become a big advantage especially on long walking trips.
Weather Sealing
LCD Screen Size and Features
Panasonic ZS15 and Olympus TG-4'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.