Tamron 20-40mm F/2.8 Di III VXD (Model A062) vs Sigma 14-24mm F2.8 DG DN | Art 019

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)

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Sigma

14-24mm F2.8 DG DN | Art 019

Verdict at a glance

Tamron 20-40mm F/2.8 Di III VXD (Model A062) is lighter by 430g.
Sigma 14-24mm F2.8 DG DN | Art 019 goes wider (14mm vs 20mm).
Tamron 20-40mm F/2.8 Di III VXD (Model A062) reaches further (40mm vs 24mm).

Specification comparison
Spec	20-40mm F/2.8 Di III VXD (Model A062)	14-24mm F2.8 DG DN \| Art 019
Brand	Tamron	Sigma
Mount	Sony E	Sony E
Type	Zoom	Wide Zoom
Focal length	20-40mm	14-24mm (wider)
Max aperture	f/2.8	f/2.8
Format	full-frame	full-frame
Af motor	VXD	Stepping motor
Weight g	365 (lighter)	795
Filter mm	67	n/a
Length mm	86.0	133.0
Diameter mm	74.0	85.0
Min focus m	0.17 (closer focusing)	0.28
Blades	n/a	11
Groups	n/a	13
Elements	n/a	18
Max magnification	n/a	0.14

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 14-24mm F2.8 DG DN | Art 019

A wide-angle f/2.8 zoom for full-frame mirrorless in Sigma's Art line, with a bulbous front element and a dust- and splash-proof structure.

Pros

Constant f/2.8 at an ultra-wide focal length
Sharp across the frame
Dust- and splash-proof structure

Cons

Curved front element means no screw-in filters
Weighs about 795 g

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