Tokina 12-24mm f/4 AT-X 124 AF Pro DX vs Sigma 10-20mm f/4-5.6 EX DC HSM

Both are Canon EF wide zoom lenses for APS-C. Here is what actually differs.

Tokina

12-24mm f/4 AT-X 124 AF Pro DX

f/4570 g

Full specs

Sigma

10-20mm f/4-5.6 EX DC HSM

f/4HSM

Full specs

Pick the Tokina 12-24mm f/4 AT-X 124 AF Pro DX if

You need more reach: 24mm vs 20mm at the long end
You care about the shape of out-of-focus highlights: 9 aperture blades vs 6

Pick the Sigma 10-20mm f/4-5.6 EX DC HSM if

You want a wider view: 10mm vs 12mm at the wide end
You shoot close-ups: it focuses down to 0.24 m vs 0.3 m
You want bigger close-ups: 0.15× vs 0.12× maximum magnification

Spec differences

10 differences

Specifications that differ between the Tokina 12-24mm f/4 AT-X 124 AF Pro DX and the Sigma 10-20mm f/4-5.6 EX DC HSM
	Tokina 12-24mm f/4 AT-X 124 AF Pro DX	Sigma 10-20mm f/4-5.6 EX DC HSM
Brand	Tokina	Sigma
Focal length	12-24mm	10-20mm
Weight	570 g	not listed
Length	90 mm	not listed
Diameter	84 mm	not listed
Min focus distance	0.3 m	0.24 m closer
Max magnification	0.12×	0.15× larger
Aperture blades	9 more blades	6
Optical design	13 elements / 11 groups	14 elements / 10 groups
Autofocus motor	not listed	HSM

6 identical specs hidden: mount, type, format, max aperture, filter thread, image stabilization. Show all

Mount: Canon EF both
Type: Wide Zoom both
Format: APS-C both
Max aperture: f/4 both
Filter thread: 77 mm both
Image stabilization: No both

Our notes

Tokina 12-24mm f/4 AT-X 124 AF Pro DX

This 12-24mm f/4 APS-C wide-angle zoom lens from Tokina fits Canon EF mount cameras. It covers wide angles for landscapes, interiors and architecture.

Our notes

Sigma 10-20mm f/4-5.6 EX DC HSM

A 10-20mm f/4-5.6 APS-C wide-angle zoom lens, the Sigma 10-20mm f/4-5.6 EX DC HSM is designed for Canon EF mount bodies, with Hyper Sonic Motor autofocus. It covers wide angles for landscapes, interiors and architecture.