Canon Rebel T3i Portrait lenses that have a Sigma HSM focus motor and have a f/2.8 or faster aperture

"Excellent in low light conditions. Super fast, quiet and precise focus."

Wide aperture f/1.4

Quite short 68 mm

	Aperture	f/1.4			Weight	0.5 kg
	Focus motor	Sigma HSM			Max focal length	50 mm
	Length	68 mm			Fixed aperture	n/a
	Image stabilization	None			Min focal length	50 mm

"I'm totally happy. As an OCD pixel-peeper who usually buys two copies and mails the "bad" one back, after my tests, I can say that this is a good lens."

Wide aperture f/1.4

	Aperture	f/1.4			Weight	n/a
	Focus motor	Sigma HSM			Max focal length	85 mm
	Length	n/a			Fixed aperture	n/a
	Image stabilization	None			Min focal length	85 mm

"I'm able to photograph from the endzone and since its a zoom 120 to 300 I use it on the side line accross from the quarterback and still had zoom left."

Great telephoto lens 300 mm

	Aperture	f/2.8			Weight	2.6 kg
	Focus motor	Sigma HSM			Max focal length	300 mm
	Length	269 mm			Fixed aperture	Yes
	Image stabilization	None			Min focal length	120 mm

"The OS works incredibly well and perhaps I got a great copy, but it is sharp wide open."

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Weight	1.4 kg
	Focus motor	Sigma HSM			Max focal length	200 mm
	Length	n/a			Fixed aperture	Yes
	Image stabilization	Sigma OS			Min focal length	70 mm

"I can not imagine paying double this price from the Canon lens and I am a firm believer in Canon lenses. Very sharp and with the hyper sonic motor it is as fast as my ultrasonic lenses. It is built very sturdy and I am sure it will be well worth the money."

	Aperture	f/2.8			Weight	1.4 kg
	Focus motor	Sigma HSM			Max focal length	200 mm
	Length	184 mm			Fixed aperture	Yes
	Image stabilization	None			Min focal length	70 mm

"One of the main pros of these lens is the AF system – fast and acurate."

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Weight	0.6 kg
	Focus motor	Sigma HSM			Max focal length	50 mm
	Length	n/a			Fixed aperture	Yes
	Image stabilization	Sigma OS			Min focal length	17 mm

"It's SUPER quiet and love that it comes with a hood and has a metal mount. Very durable and nice lens."

More advanced image stabilization Sigma OS

	Aperture	f/2.8			Weight	395 g
	Focus motor	Sigma HSM			Max focal length	50 mm
	Length	n/a			Fixed aperture	No
	Image stabilization	Sigma OS			Min focal length	18 mm

" I got a chance to test multiple samples of this lens with multiple samples of Canon's 24-70L, and this lens outperformed the Canon lens, especially in the center"

	Aperture	f/2.8			Weight	n/a
	Focus motor	Sigma HSM			Max focal length	70 mm
	Length	95 mm			Fixed aperture	Yes
	Image stabilization	None			Min focal length	24 mm