Tamron SP 70-300mm F4-5.6 Di VC USD vs Sigma 18-125mm f/3.8-5.6 DC OS HSM

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

Tamron · 2010

Pick the Tamron SP 70-300mm F4-5.6 Di VC USD if

You need more reach: 300mm vs 125mm at the long end
You shoot full frame: the Sigma 18-125mm f/3.8-5.6 DC OS HSM is made for APS-C
You care about the shape of out-of-focus highlights: 9 aperture blades vs 7

Pick the Sigma 18-125mm f/3.8-5.6 DC OS HSM if

You want a wider view: 18mm vs 70mm at the wide end
You shoot close-ups: it focuses down to 0.35 m vs 1.5 m

Spec differences

15 differences

Specifications that differ between the Tamron SP 70-300mm F4-5.6 Di VC USD and the Sigma 18-125mm f/3.8-5.6 DC OS HSM
	Tamron SP 70-300mm F4-5.6 Di VC USD	Sigma 18-125mm f/3.8-5.6 DC OS HSM
Brand	Tamron	Sigma
Type	Telephoto Zoom	Superzoom
Format	Full frame	APS-C
Focal length	70-300mm	18-125mm
Max aperture	f/4	f/3.8
Weight	765 g	not listed
Length	142.7 mm	not listed
Diameter	81.5 mm	not listed
Filter thread	62 mm	67 mm
Min focus distance	1.5 m	0.35 m closer
Max magnification	0.25×	0.26× larger
Aperture blades	9 more blades	7
Optical design	17 elements / 12 groups	16 elements / 12 groups
Autofocus motor	USD	HSM
Released	2010	not listed

2 identical specs hidden: mount, image stabilization. Show all

Mount: Canon EF both
Image stabilization: Yes both

Our notes

Tamron SP 70-300mm F4-5.6 Di VC USD

A 70-300mm f/4-5.6 full-frame telephoto zoom lens, the Tamron SP 70-300mm F4-5.6 Di VC USD is designed for Canon EF mount bodies, from the Tamron SP series with Vibration Compensation. The range suits sports, wildlife, events and portraits.

Our notes