Canon EOS 1D X vs Canon EOS 90D

This is a full comparison between the cameras Canon EOS 1D X and Canon EOS 90D. We compare them by looking at the categories you see below.

Canon EOS 1D X
Canon EOS 90D

Manufacturing

These cameras are both manufacturered by Canon.

Canon EOS 1D X were released 2011 and Canon EOS 90D was released 2019. That is a 8 years difference. In tech, this period of time can be of interest since technology is always improving etc.

Camera Manufacturer Released
Canon EOS 1D X Canon 2011
Canon EOS 90D Canon 2019

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Canon EOS 1D X has a "FF"-sensor while Canon EOS 90D has a "APSC"-sensor, and their difference in sensors will also effect the crop factor and experience focal length. See the table below.

Camera Experienced focal length when using a lens with 50mm focal length (ex a common "50mm f/1.8")
Canon EOS 1D X 50 mm (a fullframe sensor does not have a crop factor / focal length multiplier)
Canon EOS 90D 80 mm (a Canon APS-C sensor have a crop factor / focal length multiplier by * 1.6)

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

Resolution

Canon EOS 1D X has a 18,1 MP (Megapixels) resolution while Canon EOS 90D has 33 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels Pixel (total) Pixels (width) Pixels (height)
Canon EOS 1D X 18,1 MP 17915904 5184 3456
Canon EOS 90D 33 MP 32294400 6960 4640

Canon EOS 90D has a 80 % larger resolution than Canon EOS 1D X. This could give you more details in the picture but also a possibility to crop more in the pictures, afterwards while editing the pictures, if needed that is.

ISO range

Canon EOS 1D X has a larger ISO-range than Canon EOS 90D. Canon EOS 1D X has an ISO range that stretches from 100 to 51200 while Canon EOS 90D has 100 to 25600.

Camera ISO Range
Canon EOS 1D X 100-51200
Canon EOS 90D 100-25600

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that supports autofocus, does not have a autofocus motor of their own but this wont cause any problems with these two cameras.

Lens compatibility chart for Canon EOS 1D X
Lens compatibility chart for Canon EOS 90D

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definately be of interest. Canon EOS 1D X can shoot up to 12 pictures per seconds and Canon EOS 90D can shoot up to 11 pictures per seconds.

Camera FPS (Frames per second)
Canon EOS 1D X 12
Canon EOS 90D 11

Ability to record movies

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

In this case, both Canon EOS 1D X and Canon EOS 90D can shoot movies.

Weight

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

Canon EOS 1D X weighs 1340 gr (equal to 2,95 lb) which is 91% heavier than Canon EOS 90D and its 701 gr (or 1,55 lb).

Camera Weight (in gram) Weight (in pounds)
Canon EOS 1D X 1340 gr 2,95 lb
Canon EOS 90D 701 gr 1,55 lb