Canon EOS Rebel XTi vs Canon EOS 1Ds

This is a full comparison between the cameras Canon EOS Rebel XTi and Canon EOS 1Ds. 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 XTi has a "Canon APS-C"-sensor while Canon EOS 1Ds 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 XTi has a 10,1 MP (Megapixels) resolution while Canon EOS 1Ds has 11 MP. If we break down this in more detail this is the data behind the numbers:

Canon EOS 1Ds has a 9 % larger resolution than Canon EOS Rebel XTi. 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 Rebel XTi has a larger ISO-range than Canon EOS 1Ds. Canon EOS Rebel XTi has an ISO range that stretches from 100 to 1600 while Canon EOS 1Ds has 50 to 1250.

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 XTi
Lens compatibility chart for Canon EOS 1Ds

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Canon EOS Rebel XTi can shoot up to 3 pictures per seconds and Canon EOS 1Ds can shoot up to 3 pictures per seconds.

Ability to record movies

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

Though, neither Canon EOS Rebel XTi or Canon EOS 1Ds 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, or carried around, for several hours at a time.

Canon EOS 1Ds weighs 1585 gr (equal to 3.49 lb) which is 185% heavier than Canon EOS Rebel XTi and its 556 gr (or 1.23 lb).

Canon EOS Rebel XTi vs Canon EOS 1Ds Specs

Below you will find the complete and detailed technical specs for both Canon EOS Rebel XTi and Canon EOS 1Ds, 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 XTi	Canon EOS 1Ds
Name	Canon EOS Rebel XTi	Canon EOS 1Ds
Manufacturer	Canon	Canon
Release Date and Price	Canon EOS Rebel XTi	Canon EOS 1Ds
Release Year	2006	2002
Release Date	2006-08-24	2002-09-24
MSRP	799 USD	7499 USD
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Camera Type	Canon EOS Rebel XTi	Canon EOS 1Ds
Camera Type	DSLR	DSLR
Sensor	Canon EOS Rebel XTi	Canon EOS 1Ds
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	4064 x 2704 pixels
Megapixels	10,1 MP	11 MP
Image Processor	DIGIC 2	DIGIC
Image	Canon EOS Rebel XTi	Canon EOS 1Ds
ISO Range	100 - 1600	50 - 1250
White Balance Presets	6	8
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 XTi	Canon EOS 1Ds
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Selective Single Point Single Continuous	Phase Detect Multi Area Selective Single Point Single Continuous
Focus Points	9	45
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 XTi	Canon EOS 1Ds
Articulated LCD	Fixed	Fixed
Screen size	2.5”	2”
Screen dots	230000	120000
Touch screen	No	No
Screen type	TFT LCD	N/A
Live view	No	No
Viewfinder Type	Optical (pentamirror)	Optical (pentaprism)
Viewfinder Coverage	95%	100%
Viewfinder Magnification	0.8× (0.5× 35mm equiv.)	0.7×
Viewfinder Resolution	N/A	N/A
Photography features	Canon EOS Rebel XTi	Canon EOS 1Ds
Frames per second	3 fps	3 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	12 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)	+/- 3 (at 1/3 EV, 1/2 EV steps)
Videography features	Canon EOS Rebel XTi	Canon EOS 1Ds
Video recording	No	No
Video format	N/A	N/A
Video resolution	N/A	N/A
Built-in Microphone	No	No
Built-in Speakers	No	No
Storage	Canon EOS Rebel XTi	Canon EOS 1Ds
Memory Card	Compact Flash	Compact Flash
Connectivity	Canon EOS Rebel XTi	Canon EOS 1Ds
HDMI Output	No	No
Microphone Port	No	No
Headphone Port	No	No
Wireless	No	No
Remote Control	Yes (E3 connector, InfraRed)	Yes (N3 connector, Remote switch RS-60 E3)
GPS	No	No
Body & Dimensions	Canon EOS Rebel XTi	Canon EOS 1Ds
Enviromentally sealed	No	Yes
Battery	Battery Pack	Battery Pack
Battery Details	Battery Pack NB-2LH	Ni-MH Pack NP-E3
Battery Life (CIPA)	360 shots	N/A
Width	127 mm	156 mm
Height	94 mm	158 mm
Depth	65 mm	80 mm
Weight	556 gram	1585 gram