Tamron SP AF 24-70mm F/2.8 Di VC USD vs Sigma 50-100mm f/1.8 DC HSM Art

Both are Canon EF zoom lenses. Here is what actually differs.

Tamron · 2012

Pick the Tamron SP AF 24-70mm F/2.8 Di VC USD if

You want a wider view: 24mm vs 50mm at the wide end
You shoot handheld in dim light or video: it has optical image stabilization and the Sigma 50-100mm f/1.8 DC HSM Art does not
You shoot close-ups: it focuses down to 0.38 m vs 0.95 m
You want bigger close-ups: 0.2× vs 0.15× maximum magnification
You shoot full frame: the Sigma 50-100mm f/1.8 DC HSM Art is made for APS-C

Pick the Sigma 50-100mm f/1.8 DC HSM Art if

You need 1⅓ stops more light for low light or background blur (f/1.8 vs f/2.8)
You need more reach: 100mm vs 70mm at the long end
You prefer a newer design: released 2016 vs 2012

Spec differences

13 differences

Specifications that differ between the Tamron SP AF 24-70mm F/2.8 Di VC USD and the Sigma 50-100mm f/1.8 DC HSM Art
	Tamron SP AF 24-70mm F/2.8 Di VC USD	Sigma 50-100mm f/1.8 DC HSM Art
Brand	Tamron	Sigma
Format	Full frame	APS-C
Focal length	24-70mm	50-100mm
Max aperture	f/2.8	f/1.8 1⅓ stops faster
Weight	825 g	not listed
Length	not listed	170.7 mm
Diameter	88.2 mm slimmer	93.5 mm
Min focus distance	0.38 m closer	0.95 m
Max magnification	0.2× larger	0.15×
Optical design	17 elements / 12 groups	21 elements / 15 groups
Autofocus motor	USD	HSM
Image stabilization	Yes stabilized	No
Released	2012	2016

4 identical specs hidden: mount, type, filter thread, aperture blades. Show all

Mount: Canon EF both
Type: Zoom both
Filter thread: 82 mm both
Aperture blades: 9 both

Our notes

Tamron SP AF 24-70mm F/2.8 Di VC USD

This 24-70mm f/2.8 full-frame fast standard zoom lens from Tamron fits Canon EF mount cameras, from the Tamron SP series with Vibration Compensation. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.

Our notes

Sigma 50-100mm f/1.8 DC HSM Art

A 50-100mm f/1.8 APS-C fast short-telephoto zoom lens, the Sigma 50-100mm f/1.8 DC HSM Art is designed for Canon EF mount bodies, from the Sigma Art line with Hyper Sonic Motor autofocus. A long-reach telephoto zoom aimed at sports and wildlife.