Nikon D810A vs Nikon D5500

This is a full comparison between the cameras Nikon D810A and Nikon D5500. We compare them by looking at the categories you see below.

Nikon D810A

Nikon D5500

Manufacturing

These cameras are both manufactured by Nikon.

These two camera models were both released 2015.

Camera	Released
Nikon D810A	2015
Nikon D5500	2015

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Nikon D810A has a "Nikon FX"-sensor while Nikon D5500 has a "Nikon DX"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

Camera	Focal length, 50mm f/1.8 **
Nikon D810A	50 mm Full-frame sensor No crop factor/focal length multiplier
Nikon D5500	75 mm Nikon DX sensor Crop factor/focal length multiplier by * 1.5

** Experienced focal length when using a lens such as a common "50mm f/1.8"

Learn more about crop factor and focal length multiplier here:
Camera selection can affect the focal length (Nikon)

Resolution

Nikon D810A has a 36 MP (Megapixels) resolution while Nikon D5500 has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Nikon D810A	36 MP 36152320 pixels 7360 x 4912
Nikon D5500	24 MP 24000000 pixels 6000 x 4000

Nikon D810A has a 51 % larger resolution than Nikon D5500. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Nikon D5500 has a larger ISO-range than Nikon D810A. Nikon D5500 has an ISO range that stretches from 100 to 25600 while Nikon D810A has 200 to 12800.

Camera	ISO Range
Nikon D810A	200-12800
Nikon D5500	100-25600

Autofocus and lens compatibility

There is a big difference between these two cameras. Nikon D810A has a built-in autofocus motor but Nikon D5500 does not. If you want to be able to use autofocus on Nikon D5500 there is a need for having an autofocus motor inside the lens. We really encourage you to look closely at our lens compatibility charts at the links below.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Nikon D810A
Lens compatibility chart for Nikon D5500

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon D810A can shoot up to 5 pictures per seconds and Nikon D5500 can shoot up to 5 pictures per seconds.

Camera	FPS (Frames per second)
Nikon D810A	5
Nikon D5500	5

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

In this case, both Nikon D810A and Nikon D5500 can shoot movies.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, or carried around, for several hours at a time.

Nikon D810A weighs 880 gr (equal to 1.94 lb) which is 110% heavier than Nikon D5500 and its 420 gr (or 0.93 lb).

Camera	Weight
Nikon D810A	880 gr 1.94 lb
Nikon D5500	420 gr 0.93 lb