Canon ELPH 310 HS vs Canon EOS 1000D vs Canon EOS 1100D vs Canon EOS 50D

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Basic Info
Price range
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Release date	Aug 23, 2011	Jun 10, 2008	Feb 7, 2011	Aug 26, 2008

Characteristics
Body type	Ultracompact	Compact SLR	Compact SLR	Mid-size SLR
Max resolution	4000 x 3000	3888 x 2592	4272 x 2848	4752 x 3168
Pixels	12 MP	10 MP	12 MP	15 MP
Sensor detectors		11	13	16
Sensor type	BSI-CMOS	CMOS	CMOS	CMOS
Processor			Digic 4	Digic 4
Image & lens
ISO	Auto 100, 200, 400, 800, 1600, 3200	Auto, 100, 200, 400, 800, 1600	Auto, 100, 200, 400, 800, 1600, 3200, 6400	Auto, 100, 200, 400, 800, 1600, 3200 (H),6400(H1),12800(H2)
Image stabilization	Optical
Digital zoom
Manual focus	1
Lens mount		Canon EF/EF-S	Canon EF/EF-S	Canon EF/EF-S
Screen type	Fixed		Fixed	Fixed
Screen size	461	230	230	920
Screen dots
Min. shutter speed	1/2000	1/4000	1/4000	1/8000
Aperture priority
Shutter priority
Other features
Built-in flash	4.00	13.00	9.20	13.00
Flash range
Continuous drive
Self-timer	Multi		Multi	Multi
Video	1920 x 1080 (24fps), 1280 x 720 (30 fps) 640 x 480 (30, 120 fps), 320 x 240 (30, 240 fps)		1280 x 720 (29.97, 25 fps)
Microphone	None
Storage	SD/SDHC/SDXC	SD/SDHC/MMC card	SD/SDHC/SDXC card	Compact Flash (Type I or II), UDMA
Connectivity
USB	Yes	No	Yes	Yes
HDMI
Wireless
Weight	96 x 57 x 22	126 x 98 x 65	130 x 100 x 78	146 x 108 x 74
Orientation sensor
GPS
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The comparion is limited to 4 cameras at a time.