Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical (IF) vs Sony Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2)

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

Tamron

SP AF 17-50mm F/2.8 XR Di II LD Aspherical (IF)

Sony

Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2)

Verdict at a glance

Sony Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2) goes wider (16mm vs 17mm).
Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical (IF) reaches further (50mm vs 35mm).

Specification comparison
Spec	SP AF 17-50mm F/2.8 XR Di II LD Aspherical (IF)	Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2)
Brand	Tamron	Sony
Mount	Sony A	Sony A
Type	Zoom	Wide Zoom
Focal length	17-50mm	16-35mm (wider)
Max aperture	f/2.8	f/2.8
Released	n/a	2015
Format	aps-c	full-frame
Filter mm	67	77
Min focus m	0.27 (closer focusing)	0.28
Blades	n/a	9
Groups	n/a	13
Af motor	n/a	SSM
Elements	n/a	17
Weight g	n/a	873
Length mm	n/a	114.0
Max magnification	n/a	0.24

Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical (IF)

Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical (IF): an APS-C fast standard zoom lens with a 17-50mm focal length and a maximum aperture of f/2.8, made for Sony A mount cameras, from the Tamron SP series with aspherical elements. A bright standard zoom for APS-C DSLRs with ...

Sony Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2)

The second version of Sony's Zeiss wide zoom for A-mount, with a constant f/2.8 aperture and SSM focusing. It weighs about 873 g and takes 77mm filters.

Pros

Constant f/2.8 aperture
SSM autofocus
Revised optics over the first version
Close focus of 0.28 m

Cons

Heavy at about 873 g
No stabilization (camera-based only)

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