Canon EOS Rebel XT vs Canon EOS 800D

This is a full comparison between the cameras Canon EOS Rebel XT and Canon EOS 800D. We compare them by looking at the categories you see below.

Canon EOS Rebel XT

Canon EOS 800D

Manufacturing

These cameras are both manufactured by Canon.

Canon EOS Rebel XT were released 2005 and Canon EOS 800D was released 2017. That is a 12 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera	Released
Canon EOS Rebel XT	2005
Canon EOS 800D	2017

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

Both these cameras have the same sorts of sensor (called "Canon APS-C") which means that if you compare these cameras side by side the lenses will also have the same experienced focal length. Neither of the cameras has a Full frame sensor which means that you will get a "crop factor" where the camera's sensor size affect the focal length with a multiplier.

Camera	Focal length, 50mm f/1.8 **
Canon EOS Rebel XT	80 mm Canon APS-C sensor Crop factor/focal length multiplier by * 1.6
Canon EOS 800D	80 mm Canon APS-C sensor Crop factor/focal length multiplier by * 1.6

** 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 Rebel XT has a 8 MP (Megapixels) resolution while Canon EOS 800D has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Canon EOS Rebel XT	8 MP 7962624 pixels 3456 x 2304
Canon EOS 800D	24 MP 24000000 pixels 6000 x 4000

Canon EOS 800D has a 201 % larger resolution than Canon EOS Rebel XT. 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 800D has a larger ISO-range than Canon EOS Rebel XT. Canon EOS 800D has an ISO range that stretches from 100 to 25600 while Canon EOS Rebel XT has 100 to 1600.

Camera	ISO Range
Canon EOS Rebel XT	100-1600
Canon EOS 800D	100-25600

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.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Canon EOS Rebel XT
Lens compatibility chart for Canon EOS 800D

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Canon EOS Rebel XT can shoot up to 2,8 pictures per seconds and Canon EOS 800D can shoot up to 6 pictures per seconds.

Camera	FPS (Frames per second)
Canon EOS Rebel XT	2,8
Canon EOS 800D	6

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 800D. Sadly, the Canon EOS Rebel XT 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 Rebel XT weighs 540 gr (equal to 1.19 lb) which is 2% heavier than Canon EOS 800D and its 532 gr (or 1.17 lb).

Camera	Weight
Canon EOS Rebel XT	540 gr 1.19 lb
Canon EOS 800D	532 gr 1.17 lb