Canon EOS 1000D vs Canon EOS 550D vs Canon EOS 5D vs Canon EOS 600D

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Basic Info
Price range
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Release date	Jun 10, 2008	Feb 8, 2010	Aug 22, 2005	Feb 7, 2011

Characteristics
Body type	Compact SLR	Compact SLR	Mid-size SLR	Compact SLR
Max resolution	3888 x 2592	5184 x 3456	4368 x 2912	5184 x 3456
Pixels	10 MP	18 MP	13 MP	18 MP
Sensor detectors	11	19	13	19
Sensor type	CMOS	CMOS	CMOS	CMOS
Processor		Digic 4	Digic II	Digic 4
Image & lens
ISO	Auto, 100, 200, 400, 800, 1600	Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800 (with boost)	100 - 1600 in 1/3 stops, plus 50, 3200 as option	Auto, 100, 200, 400, 800, 1600, 3200, 6400, (12800 with boost)
Image stabilization
Digital zoom
Manual focus
Lens mount	Canon EF/EF-S	Canon EF/EF-S	Canon EF	Canon EF/EF-S
Screen type		Fixed	Fixed	Fully articulated
Screen size	230	1,040,000	230	1,040,000
Screen dots
Min. shutter speed	1/4000	1/4000	Yes	1/4000
Aperture priority
Shutter priority
Other features
Built-in flash	13.00	13.00		13.00
Flash range			External
Continuous drive			Multi
Self-timer		Multi	Center-weighted	Multi
Video		1920 x 1080 (30, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 480 (60, 50 fps)		1920 x 1080 (30, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 480 (60, 50 fps)
Microphone				Mono
Storage	SD/SDHC/MMC card	SD/SDHC/SDXC	None	SD/SDHC/SDXC
Connectivity
USB	No	Yes		Yes
HDMI
Wireless			Yes
Weight	126 x 98 x 65	129 x 98 x 62		133 x 100 x 80
Orientation sensor			None
GPS
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The comparion is limited to 4 cameras at a time.