Canon EF 28-70mm f/2.8L USM vs Tokina AF 16-28mm f/2.8 AT-X Pro SD FX

Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.

Canon

EF 28-70mm f/2.8L USM

Tokina

AF 16-28mm f/2.8 AT-X Pro SD FX

Verdict at a glance

Tokina AF 16-28mm f/2.8 AT-X Pro SD FX is faster by 1.6 stops (f/16.0 vs f/28.0), letting in more light.
Canon EF 28-70mm f/2.8L USM is lighter by 70g.
Tokina AF 16-28mm f/2.8 AT-X Pro SD FX goes wider (16mm vs 28mm).
Canon EF 28-70mm f/2.8L USM reaches further (70mm vs 28mm).

Specification comparison
Spec	EF 28-70mm f/2.8L USM	AF 16-28mm f/2.8 AT-X Pro SD FX
Brand	Canon	Tokina
Mount	Canon EF	Canon EF
Type	Zoom	Wide Zoom
Focal length	28-70mm	16-28mm (wider)
Max aperture	f/28.0	f/16.0 (faster)
Released	1993	n/a
Blades	8	9
Format	full-frame	full-frame
Groups	11	13
Af motor	USM	n/a
Elements	16	15
Weight g	880.0 (lighter)	950
Filter mm	77	n/a
Length mm	117.6	133.0
Diameter mm	83.2	90.0
Min focus m	0.5	0.28 (closer focusing)
Max magnification	0.18	0.19

Canon EF 28-70mm f/2.8L USM

Canon's 1993 pro standard zoom with a constant f/2.8 aperture. The EF 24-70mm f/2.8L replaced it in 2002.

Pros

f/2.8 across the range
L-series build
Ring USM

Cons

Heavy at about 880g
No wide 24mm end
Softer than modern 24-70mm lenses

Tokina AF 16-28mm f/2.8 AT-X Pro SD FX

Tokina AF 16-28mm f/2.8 AT-X Pro SD FX: a full-frame fast wide-angle zoom lens with a 16-28mm focal length and a maximum aperture of f/2.8, made for Canon EF mount cameras. A professional-grade constant-aperture zoom from Tokina's AT-X line.

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