Canon EOS Rebel XS vs Canon EOS 5D Mark III

This is a full comparison between the cameras Canon EOS Rebel XS and Canon EOS 5D Mark III. 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

These cameras have different sensors. Canon EOS Rebel XS has a "Canon APS-C"-sensor while Canon EOS 5D Mark III has a "Canon Full Frame"-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 Rebel XS has a 10,1 MP (Megapixels) resolution while Canon EOS 5D Mark III has 22,3 MP. If we break down this in more detail this is the data behind the numbers:

Canon EOS 5D Mark III has a 119 % 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, afterward while editing the pictures, if needed that is.

ISO range

Canon EOS 5D Mark III has a larger ISO-range than Canon EOS Rebel XS. Canon EOS 5D Mark III has an ISO range that stretches from 100 to 25600 while Canon EOS Rebel XS 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 XS
Lens compatibility chart for Canon EOS 5D Mark III

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Canon EOS Rebel XS can shoot up to 3 pictures per seconds and Canon EOS 5D Mark III can shoot up to 6 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 5D Mark III. Sadly, the Canon EOS Rebel XS 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 5D Mark III weighs 950 gr (equal to 2.09 lb) which is 89% heavier than Canon EOS Rebel XS and its 502 gr (or 1.11 lb).

Canon EOS Rebel XS vs Canon EOS 5D Mark III Specs

Below you will find the complete and detailed technical specs for both Canon EOS Rebel XS and Canon EOS 5D Mark III, 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 XS	Canon EOS 5D Mark III
Name	Canon EOS Rebel XS	Canon EOS 5D Mark III
Manufacturer	Canon	Canon
Release Date and Price	Canon EOS Rebel XS	Canon EOS 5D Mark III
Release Year	2008	2012
Release Date	2008-06-10	2012-03-02
MSRP	599 USD	3499 USD
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Camera Type	Canon EOS Rebel XS	Canon EOS 5D Mark III
Camera Type	DSLR	DSLR
Sensor	Canon EOS Rebel XS	Canon EOS 5D Mark III
Sensor Size	APS-C (approx 22.3 x 14.9 mm)	Full Frame (approx 36 x 24 mm)
Sensor Type	CMOS	CMOS
Resolution	3888 x 2592 pixels	5760 x 3840 pixels
Megapixels	10,1 MP	22,3 MP
Image Processor	DIGIC 3	DIGIC 5+
Image	Canon EOS Rebel XS	Canon EOS 5D Mark III
ISO Range	100 - 1600	100 - 25600
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 XS	Canon EOS 5D Mark III
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Selective Single Point Single Continuous	Contract Detect (sensor) Phase Detect Multi Area Selective Single Point Single Continuous Face Detection LiveView
Focus Points	7	61
Lens Mount	Canon EF Canon EF-S See Compatible Lenses	Canon EF 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	Full frame No multiplier Example: 24 mm remains 24 mm 50 mm remains 50 mm 100 mm remains 100 mm 200 mm remains 200 mm
Screen & Viewfinder	Canon EOS Rebel XS	Canon EOS 5D Mark III
Articulated LCD	Fixed	Fixed
Screen size	2.5”	3,2”
Screen dots	230000	1040000
Touch screen	No	No
Screen type	TFT LCD	Clear View II TFT LCD
Live view	Yes	Yes
Viewfinder Type	Optical (pentamirror)	Optical (pentaprism)
Viewfinder Coverage	95%	100%
Viewfinder Magnification	0.81× (0.51× 35mm equiv.)	0.71×
Viewfinder Resolution	N/A	N/A
Photography features	Canon EOS Rebel XS	Canon EOS 5D Mark III
Frames per second	3 fps	6 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/4000 seconds	1/8000 seconds
Built-in Flash	Yes	No
Built-in Flash Range	13 meters	N/A
External Flash	Yes	Yes
Self-Timer	Yes	Yes
Time-lapse	Yes	Yes
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 XS	Canon EOS 5D Mark III
Video recording	No	Yes
Video format	N/A	H.264
Video resolution	N/A	1280 x 720 1920 x 1080
Built-in Microphone	No	Yes
Built-in Speakers	No	Yes
Storage	Canon EOS Rebel XS	Canon EOS 5D Mark III
Memory Card	SD/SDHC	Compact Flash SD/SDHC
Connectivity	Canon EOS Rebel XS	Canon EOS 5D Mark III
HDMI Output	No	Yes
Microphone Port	No	Yes
Headphone Port	No	Yes
Wireless	No	Yes Optional with Wireless File Transmitter WFT-E7
Remote Control	Yes (E3 connector)	Yes (Remote control with N3 type contact, Wireless Controller LC-5, Remote Controller RC-6)
GPS	No	Yes Optional with GP-E2 unit
Body & Dimensions	Canon EOS Rebel XS	Canon EOS 5D Mark III
Enviromentally sealed	No	Yes
Battery	Battery Pack	Battery Pack
Battery Details	Lithium-Ion LP-E5 battery pack	Lithium-Ion LP-E6 rechargeable battery & charger
Battery Life (CIPA)	N/A	950 shots
Width	126 mm	152 mm
Height	98 mm	116 mm
Depth	65 mm	76 mm
Weight	502 gram	950 gram