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 Olympus TG-820 iHS and Nikon P510 side-by-side from the front, back and top in their relative dimensions. 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). Nikon P510 has external dimensions of 120 x 83 x 102 mm (4.72 x 3.27 x 4.02″) and weighs 555 g (1.22 lb / 19.58 oz) (including batteries).
Below you can see the front-view size comparison of the Olympus TG-820 iHS and the Nikon P510. Olympus TG-820 iHS is clearly the smaller of the two cameras. Its body is 19mm narrower, 18mm shorter and 76mm thinner than Nikon P510.
Here is the back view size comparison of the Olympus TG-820 iHS and Nikon P510.
Now lets look at the top view comparison of Olympus TG-820 iHS and Nikon P510.
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 significantly lighter (349g ) than the Nikon P510 which may become a big advantage especially on long walking trips.
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 P510.
LCD Screen Size and Features
Olympus TG-820 iHS and Nikon P510's LCD screens have the same diagonal size of 3.00 inches.
On the other hand, Nikon P510 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 Olympus TG-820 iHS has a fixed type screen which provides less flexibility in shooting positions compared to P510.