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 Nikon P500 and Panasonic 3D1 side-by-side from the front, back and top in their relative dimensions. Nikon P500 has external dimensions of 116 x 84 x 10 mm (4.57 x 3.31 x 4.06″) and weighs 494 g (1.09 lb / 17.43 oz) (including batteries). Panasonic 3D1 has external dimensions of 108 x 58 x 24 mm (4.25 x 2.28 x 0.94″) and weighs 193 g (0.43 lb / 6.81 oz) (including batteries).
Below you can see the front view size comparison of Nikon P500 and Panasonic 3D1. Panasonic 3D1 is clearly the smaller of the two cameras. Its body is 8mm narrower, 26mm shorter and 79mm thinner than Nikon P500.
Here is the back view size comparison of Nikon P500 and Panasonic 3D1.
Now lets look at the top view comparison of Nikon P500 and Panasonic 3D1.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Panasonic 3D1 is significantly lighter (301g ) than the Nikon P500 which may become a big advantage especially on long walking trips.
Unfortunately neither Nikon Coolpix P500 nor Panasonic Lumix DMC-3D1 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 Bridge Cameras with Weather Sealing Top Compact Cameras with Weather Sealing
LCD Screen Size and Features
Panasonic 3D1's 3.50" LCD screen is slightly larger than Nikon P500's 3" screen.
On the other hand, Nikon P500 LCD screen has a Tilting feature
where you can change the angle of the screen to make it easier to shoot from waist or over the head levels. On the other hand, Panasonic 3D1 has a fixed type screen which provides less flexibility in shooting positions compared to P500.