Canon EF 28-70mm f/2.8L USM vs Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro

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

Tamron

SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro

Verdict at a glance

Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro is lighter by 370g.
Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro reaches further (75mm vs 70mm).

Specification comparison
Spec	EF 28-70mm f/2.8L USM	SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro
Brand	Canon	Tamron
Mount	Canon EF	Canon EF
Type	Zoom	Macro
Focal length	28-70mm	28-75mm
Max aperture	f/28.0	f/28.0
Released	1993	n/a
Blades	8	n/a
Format	full-frame	n/a
Groups	11	n/a
Af motor	USM	n/a
Elements	16	n/a
Weight g	880.0	510 (lighter)
Filter mm	77	n/a
Length mm	117.6	92.0
Diameter mm	83.2	n/a
Min focus m	0.5	0.33 (closer focusing)
Max magnification	0.18	n/a

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

Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical (IF) Macro

A compact f/2.8 standard zoom for full-frame DSLRs, weighing about 510 g. It has a minimum focus distance of 0.33 m and was widely used as an alternative to brand-name lenses.

Pros

Constant f/2.8
Light at about 510 g
Close focus 0.33 m
Full-frame coverage

Cons

Autofocus is slower and louder than newer motors
No stabilization
Older optical design

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