Canon EOS 1D Mark IV vs Canon EOS Rebel XS

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

Canon EOS 1D Mark IV
Canon EOS Rebel XS

Manufacturing

These cameras are both manufacturered by Canon.

Canon EOS 1D Mark IV were released 2009 and Canon EOS Rebel XS was released 2008. That is a 1 years difference. In tech, this period of time can be of interest since technology is always improving etc.

Camera Manufacturer Released
Canon EOS 1D Mark IV Canon 2009
Canon EOS Rebel XS Canon 2008

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Canon EOS 1D Mark IV has a "APSH"-sensor while Canon EOS Rebel XS 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 Mark IV 65 mm (a Canon APS-H sensor have a crop factor / focal length multiplier by * 1.3)
Canon EOS Rebel XS 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 Mark IV has a 16,1 MP (Megapixels) resolution while Canon EOS Rebel XS has 10,1 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 Mark IV 16,1 MP 15980544 4896 3264
Canon EOS Rebel XS 10,1 MP 10077696 3888 2592

Canon EOS 1D Mark IV has a 59 % larger resolution than Canon EOS Rebel XS. 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 Mark IV has a larger ISO-range than Canon EOS Rebel XS. Canon EOS 1D Mark IV has an ISO range that stretches from 50 to 102400 while Canon EOS Rebel XS has 100 to 1600.

Camera ISO Range
Canon EOS 1D Mark IV 50-102400
Canon EOS Rebel XS 100-1600

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.

Here is a complete overview of which lenses that work with each camera:
Lens compatibility chart for Canon EOS 1D Mark IV
Lens compatibility chart for Canon EOS Rebel XS

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definately be of interest. Canon EOS 1D Mark IV can shoot up to 10 pictures per seconds and Canon EOS Rebel XS can shoot up to 1,5-3 pictures per seconds.

Camera FPS (Frames per second)
Canon EOS 1D Mark IV 10
Canon EOS Rebel XS 1,5-3

Ability to record movies

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

Though, neither Canon EOS 1D Mark IV or Canon EOS Rebel XS can shoot movies so if that is a functionality that you are really looking for you should look elsewhere.

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 Mark IV weighs 1230 gr (equal to 2,71 lb) which is 145% heavier than Canon EOS Rebel XS and its 502 gr (or 1,11 lb).

Camera Weight (in gram) Weight (in pounds)
Canon EOS 1D Mark IV 1230 gr 2,71 lb
Canon EOS Rebel XS 502 gr 1,11 lb