Canon EOS 5D Mark III vs Canon ELPH 520 HS vs Canon EOS 550D vs Canon EOS 5DS R

Other comparison

Basic Info
Price range
Best price	See price	See price	See price	See price
Release date	Mar 2, 2012	Jan 9, 2012	Feb 8, 2010	Feb 6, 2015

Characteristics
Body type	Mid-size SLR	Ultracompact	Compact SLR	Mid-size SLR
Max resolution	5760 x 3840	3648 x 2736	5184 x 3456	8688 x 5792
Pixels	22 MP	10 MP	18 MP	51 MP
Sensor detectors	23	17	19	53
Sensor type	CMOS	BSI-CMOS	CMOS	CMOS
Processor	Digic 5+	DIGIC 5	Digic 4	Dual DIGIC 6
Image & lens
ISO	Auto, 100 - 25600 in 1/3 stops, plus 50, 51200, 102400 as option	Auto 100, 200, 400, 800, 1600, 3200	Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800 (with boost)	Auto, 100-6400 (expandable to 50-12800)
Image stabilization		Optical
Digital zoom
Manual focus		1
Lens mount	Canon EF		Canon EF/EF-S	Canon EF
Screen type	Fixed	Fixed	Fixed	Fixed
Screen size	1,040,000	461	1,040,000	1,040,000
Screen dots
Min. shutter speed	Yes	1/4000	1/4000	Yes
Aperture priority
Shutter priority
Other features
Built-in flash		2.50	13.00
Flash range
Continuous drive	Multi			Multi
Self-timer	Center-weighted	Multi	Multi	Center-weighted
Video	H.264	1920 x 1080 (24 fps), 1280 x 720 (30 fps) 640 x 480 (30, 120 fps), 320 x 240 (240 fps)	1920 x 1080 (30, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 480 (60, 50 fps)	H.264
Microphone		Stereo
Storage	None	microSD/microSDHC/microSDXC	SD/SDHC/SDXC
Connectivity
USB	Yes	Yes	Yes	Yes
HDMI
Wireless	Yes			Yes
Weight		87 x 54 x 19	129 x 98 x 62
Orientation sensor	Optional			None
GPS
More information or buy on amazon:
	See price	See price	See price	See price

The comparion is limited to 4 cameras at a time.