Canon Rebel T3i Portrait lenses that have a Sigma HSM focus motor

"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."

Fixed aperture The same aperture at all focal lengths

Great telephoto lens 300 mm

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

"Consistent output, fast/accurate auto-focus, nice bokeh, strong construction."

Fixed aperture The same aperture at all focal lengths

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

"It's a very powerful lens and much better than de another lens on this aperture, it's amazing."

Wide aperture f/1.4

Quite short 68 mm

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

Fixed aperture The same aperture at all focal lengths

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

"the lens has a great build-quality, AF is appropriately fast and reliable (on a 5Dm2)."

Fixed aperture The same aperture at all focal lengths

Great telephoto lens 300 mm

	Focus motor	Sigma HSM			Fixed aperture	Yes
	Image stabilization	None			Weight	1.5 kg
	Length	224 mm			Aperture	f/4
	Max focal length	300 mm			Min focal length	100 mm

"The zoom is smooth once you get the handle of it, and its low light capability is excellent considering the price."

Fixed aperture The same aperture at all focal lengths

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

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