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 B500 and Nikon L840 side-by-side from the front, back and top in their relative dimensions. Nikon B500 has external dimensions of 114 x 78 x 95 mm (4.49 x 3.07 x 3.74″) and weighs 541 g (1.19 lb / 19.08 oz) (including batteries). Nikon L840 has external dimensions of 114 x 89 x 96 mm (4.49 x 3.5 x 3.78″) and weighs 538 g (1.19 lb / 18.98 oz) (including batteries).
Below you can see the front view size comparison of Nikon B500 and Nikon L840. Nikon B500 has the same height with Nikon L840. On the other hand, with a width of 78mm, it is 11 narrower and also with a thickness of 95mm, it is 1mm thinner than Nikon L840.
Here is the back view size comparison of Nikon B500 and Nikon L840.
Now lets look at the top view comparison of Nikon B500 and Nikon L840.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Nikon L840 is 3g lighter than the Nikon B500 but we don't think this will make a significant difference.
Unfortunately neither Nikon Coolpix B500 nor Nikon Coolpix L840 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
LCD Screen Size and Features
Nikon B500 and Nikon L840's LCD screens has the same diagonal size of 3".
Both cameras feature Tilting screens
where you can change the angle of the screen to make it easier to shoot from waist or over the head levels.