Canon EOS 5D Mark II vs Canon EOS 20D

This is a full comparison between the cameras Canon EOS 5D Mark II and Canon EOS 20D. We compare them by looking at the categories you see below.

Canon EOS 5D Mark II
Canon EOS 20D

Manufacturing

These cameras are both manufacturered by Canon.

Canon EOS 5D Mark II were released 2008 and Canon EOS 20D was released 2004. That is a 4 years difference. In tech, this period of time can be of interest since technology is always improving etc.

Camera Manufacturer Released
Canon EOS 5D Mark II Canon 2008
Canon EOS 20D Canon 2004

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Canon EOS 5D Mark II has a "FF"-sensor while Canon EOS 20D 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 5D Mark II 50 mm (a fullframe sensor does not have a crop factor / focal length multiplier)
Canon EOS 20D 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 5D Mark II has a 21,1 MP (Megapixels) resolution while Canon EOS 20D has 8,2 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 5D Mark II 21,1 MP 21026304 5616 3744
Canon EOS 20D 8,2 MP 8185344 3504 2336

Canon EOS 5D Mark II has a 157 % larger resolution than Canon EOS 20D. 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 5D Mark II has a larger ISO-range than Canon EOS 20D. Canon EOS 5D Mark II has an ISO range that stretches from 50 to 25600 while Canon EOS 20D has 100 to 3200.

Camera ISO Range
Canon EOS 5D Mark II 50-25600
Canon EOS 20D 100-3200

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 5D Mark II
Lens compatibility chart for Canon EOS 20D

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definately be of interest. Canon EOS 5D Mark II can shoot up to 3,9 pictures per seconds and Canon EOS 20D can shoot up to 5 pictures per seconds.

Camera FPS (Frames per second)
Canon EOS 5D Mark II 3,9
Canon EOS 20D 5

Ability to record movies

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

When comparing these two cameras there is only one of them that can shoot movies and that is Canon EOS 5D Mark II. Unfortunately Canon EOS 20D does not support recording movies and movie clips.

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 5D Mark II weighs 850 gr (equal to 1,87 lb) which is 10% heavier than Canon EOS 20D and its 770 gr (or 1,7 lb).

Camera Weight (in gram) Weight (in pounds)
Canon EOS 5D Mark II 850 gr 1,87 lb
Canon EOS 20D 770 gr 1,7 lb