Nikon Z6 vs Canon EOS R3

This is a full comparison between the cameras Nikon Z6 and Canon EOS R3. We compare them by looking at the categories you see below.

Nikon Z6

Canon EOS R3

Manufacturing

Nikon Z6 is manufacturered by Nikon but Canon EOS R3 is from Canon. Both Nikon and Canon are well known brands though.

Nikon Z6 were released 2018 and Canon EOS R3 was released 2021. That is a 3 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera	Released
Nikon Z6	2018
Canon EOS R3	2021

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

Even though the camera sensors might be called differently they are both considered Full frame which means that the focal length of the lenses is not affected. There is no crop factor on any of these cameras and sensors.

Camera	Focal length, 50mm f/1.8 **
Nikon Z6	50 mm Full-frame sensor No crop factor/focal length multiplier
Canon EOS R3	50 mm Full-frame sensor No crop factor/focal length multiplier

** 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)
Camera selection can affect the focal length (Canon)

Resolution

Nikon Z6 has a 25 MP (Megapixels) resolution while Canon EOS R3 has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Nikon Z6	25 MP 24337152 pixels 6048 x 4024
Canon EOS R3	24 MP 24000000 pixels 6000 x 4000

Nikon Z6 has a 1 % larger resolution than Canon EOS R3. 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

Canon EOS R3 has a larger ISO-range than Nikon Z6. Canon EOS R3 has an ISO range that stretches from 100 to 102400 while Nikon Z6 has 100 to 51200.

Camera	ISO Range
Nikon Z6	100-51200
Canon EOS R3	100-102400

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Worth mentioning is that Canon EOS R3 belongs to the Canon EOS R-system and needs an adapter to work with Canons EF, EF-S, MP-E, and TS-E lenses. You can read more about this adapter here:
Canon Lens Mount Adapter EF-EOS R

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Nikon Z6
Lens compatibility chart for Canon EOS R3

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Nikon Z6 can shoot up to 12 pictures per seconds and Canon EOS R3 can shoot up to 30 pictures per seconds.

Camera	FPS (Frames per second)
Nikon Z6	12
Canon EOS R3	30

Ability to record movies

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

In this case, both Nikon Z6 and Canon EOS R3 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.

Canon EOS R3 weighs 1015 gr (equal to 2.24 lb) which is 50% heavier than Nikon Z6 and its 675 gr (or 1.49 lb).

Camera	Weight
Nikon Z6	675 gr 1.49 lb
Canon EOS R3	1015 gr 2.24 lb