Canon EOS 30D vs Canon EOS R

This is a full comparison between the cameras Canon EOS 30D and Canon EOS R. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Canon.

Type of camera

Canon EOS 30D is a DSLR camera while Canon EOS R is a Mirrorless camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Canon EOS 30D has a "APSC"-sensor while Canon EOS R has a "FF"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

** 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 (Canon)

Resolution

Canon EOS 30D has a 8,2 MP (Megapixels) resolution while Canon EOS R has 30 MP. If we break down this in more detail this is the data behind the numbers:

Canon EOS R has a 268 % larger resolution than Canon EOS 30D. 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 R has a larger ISO-range than Canon EOS 30D. Canon EOS R has an ISO range that stretches from 100 to 40000 while Canon EOS 30D has 100 to 3200.

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 R 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 Canon EOS 30D
Lens compatibility chart for Canon EOS R

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Canon EOS 30D can shoot up to 5 pictures per seconds and Canon EOS R can shoot up to 8 pictures per seconds.

Ability to record movies

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

It is only one of these two cameras that support recording movies and movie clips and that is Canon EOS R. Sadly, the Canon EOS 30D does not support this.

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 30D weighs 784 gr (equal to 1,73 lb) which is 19% heavier than Canon EOS R and its 660 gr (or 1,46 lb).