Canon EOS Rebel XT vs Canon EOS 100D

This is a full comparison between the cameras Canon EOS Rebel XT and Canon EOS 100D. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Canon.

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.

** 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 100D has 18 MP. If we break down this in more detail this is the data behind the numbers:

Canon EOS 100D has a 125 % 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 100D has a larger ISO-range than Canon EOS Rebel XT. Canon EOS 100D has an ISO range that stretches from 100 to 12800 while Canon EOS Rebel XT has 100 to 1600.

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 100D

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 100D can shoot up to 4 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 100D. 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 33% heavier than Canon EOS 100D and its 407 gr (or 0.9 lb).

Canon EOS Rebel XT vs Canon EOS 100D Specs

Below you will find the complete and detailed technical specs for both Canon EOS Rebel XT and Canon EOS 100D, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product	Canon EOS Rebel XT	Canon EOS 100D
Name	Canon EOS Rebel XT	Canon EOS 100D
Manufacturer	Canon	Canon
Release Date and Price	Canon EOS Rebel XT	Canon EOS 100D
Release Year	2005	2013
Release Date	2005-02-17	2013-03-21
MSRP	599 USD	799 USD
Buy it today
Camera Type	Canon EOS Rebel XT	Canon EOS 100D
Camera Type	DSLR	DSLR
Sensor	Canon EOS Rebel XT	Canon EOS 100D
Sensor Size	APS-C (approx 22.3 x 14.9 mm)	APS-C (approx 22.3 x 14.9 mm)
Sensor Type	CMOS	CMOS
Resolution	3456 x 2304 pixels	5184 x 3456 pixels
Megapixels	8 MP	18 MP
Image Processor	DIGIC 2	DIGIC 5
Image	Canon EOS Rebel XT	Canon EOS 100D
ISO Range	100 - 1600	100 - 12800
White Balance Presets	6	6
Custom White Balance	Yes	Yes
Image Stabilization	No	No
Image Stabilization CIPA Rating	0 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Canon EOS Rebel XT	Canon EOS 100D
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Selective Single Point Single Continuous	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Tracking Single Continuous Face Detection LiveView
Focus Points	7	7
Lens Mount	Canon EF Canon EF-S See Compatible Lenses	Canon EF Canon EF-S See Compatible Lenses
Focal Length Multiplier	APS-C Sensor 1.6x multiplier Example: 24 mm becomes 38 mm 50 mm becomes 80 mm 100 mm becomes 160 mm 200 mm becomes 320 mm	APS-C Sensor 1.6x multiplier Example: 24 mm becomes 38 mm 50 mm becomes 80 mm 100 mm becomes 160 mm 200 mm becomes 320 mm
Screen & Viewfinder	Canon EOS Rebel XT	Canon EOS 100D
Articulated LCD	Fixed	Fixed
Screen size	1.8”	3”
Screen dots	115000	1040000
Touch screen	No	Yes
Screen type	N/A	N/A
Live view	No	Yes
Viewfinder Type	Optical (pentamirror)	Optical (pentamirror)
Viewfinder Coverage	95%	95%
Viewfinder Magnification	0.8× (0.5× 35mm equiv.)	0.87×
Viewfinder Resolution	N/A	0
Photography features	Canon EOS Rebel XT	Canon EOS 100D
Frames per second	2,8 fps	4 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/4000 seconds	1/4000 seconds
Built-in Flash	Yes	Yes
Built-in Flash Range	12 meters	9 meters
External Flash	Yes	Yes
Self-Timer	Yes	Yes
Time-lapse	Yes	No
Metering modes	Multi Center Weighted Partial	Multi Center Weighted Spot Partial
Exposure Compensation	+/- 2 (at 1/3 EV, 1/2 EV steps)	+/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features	Canon EOS Rebel XT	Canon EOS 100D
Video recording	No	Yes
Video format	N/A	MPEG4 H.264
Video resolution	N/A	1280 x 720
Built-in Microphone	No	Yes
Built-in Speakers	No	Yes
Storage	Canon EOS Rebel XT	Canon EOS 100D
Memory Card	Compact Flash	SD/SDHC
Connectivity	Canon EOS Rebel XT	Canon EOS 100D
HDMI Output	No	Yes
Microphone Port	No	Yes
Headphone Port	No	No
Wireless	No	Yes Eye-Fi Connected
Remote Control	Yes (E3 connector, InfraRed)	Yes (RC-6)
GPS	No	Yes Optional
Body & Dimensions	Canon EOS Rebel XT	Canon EOS 100D
Enviromentally sealed	No	No
Battery	Battery Pack	Battery Pack
Battery Details	Battery Pack NB-2LH	Lithium-Ion LP-E12 rechargeable battery & charger
Battery Life (CIPA)	N/A	380 shots
Width	127 mm	117 mm
Height	94 mm	91 mm
Depth	64 mm	69 mm
Weight	540 gram	407 gram