Tamron 20-40mm F/2.8 Di III VXD (Model A062) vs Sigma 16-28mm F2.8 DG DN | Contemporary 022

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

Tamron

20-40mm F/2.8 Di III VXD (Model A062)

Buy on Amazon

Sigma

16-28mm F2.8 DG DN | Contemporary 022

Verdict at a glance

Tamron 20-40mm F/2.8 Di III VXD (Model A062) is lighter by 85g.
Sigma 16-28mm F2.8 DG DN | Contemporary 022 goes wider (16mm vs 20mm).
Tamron 20-40mm F/2.8 Di III VXD (Model A062) reaches further (40mm vs 28mm).

Specification comparison
Spec	20-40mm F/2.8 Di III VXD (Model A062)	16-28mm F2.8 DG DN \| Contemporary 022
Brand	Tamron	Sigma
Mount	Sony E	Sony E
Type	Zoom	Wide Zoom
Focal length	20-40mm	16-28mm (wider)
Max aperture	f/2.8	f/2.8
Format	full-frame	full-frame
Af motor	VXD	Stepping motor
Weight g	365 (lighter)	450
Filter mm	67	72
Length mm	86.0	102.6
Diameter mm	74.0	77.2
Min focus m	0.17 (closer focusing)	0.25
Blades	n/a	9
Max magnification	n/a	0.18

Tamron 20-40mm F/2.8 Di III VXD (Model A062)

A small constant f/2.8 wide-to-standard zoom for full-frame mirrorless from Tamron, covering 20-40mm. It uses VXD linear motors and weighs about 365 g.

Pros

Constant f/2.8
Compact at about 365 g
VXD linear motors

Cons

Short zoom range
Not as wide as 16mm or 14mm options

Sigma 16-28mm F2.8 DG DN | Contemporary 022

A compact wide-angle zoom for full-frame mirrorless with constant f/2.8 from Sigma's Contemporary line. It weighs about 450 g and takes 72mm filters.

Pros

Constant f/2.8
Compact and light for its range
Screw-in filter thread

Cons

Short zoom range
Not as wide as 14-24mm options

More comparisons for Tamron 20-40mm F/2.8 Di III VXD (Model A062)

Compare other lenses or browse our best-of guides.