Sony Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2) vs Sigma 24mm f/1.4 DG HSM Art

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

Sony

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

Sigma

24mm f/1.4 DG HSM Art

Verdict at a glance

Sigma 24mm f/1.4 DG HSM Art is faster by 2 stops (f/1.4 vs f/2.8), letting in more light.
Sigma 24mm f/1.4 DG HSM Art is lighter by 208g.
Sony Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2) goes wider (16mm vs 24mm).
Sony Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2) reaches further (35mm vs 24mm).

Specification comparison
Spec	Carl Zeiss Vario-Sonnar T* 16-35mm f/2.8 ZA SSM II (SAL1635Z2)	24mm f/1.4 DG HSM Art
Brand	Sony	Sigma
Mount	Sony A	Sony A
Type	Wide Zoom	Prime
Focal length	16-35mm (wider)	24mm
Max aperture	f/2.8	f/1.4 (faster)
Released	2015	n/a
Blades	9	9
Format	full-frame	full-frame
Groups	13	11
Af motor	SSM	HSM
Elements	17	15
Weight g	873	665 (lighter)
Filter mm	77	77
Length mm	114.0	90.2
Min focus m	0.28	0.25 (closer focusing)
Max magnification	0.24	0.19
Diameter mm	n/a	85.0

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)

Sigma 24mm f/1.4 DG HSM Art

A fast wide-angle prime for full-frame DSLRs weighing about 665 g, with 77mm filters and a minimum focus distance of 0.25 m.

Pros

f/1.4 aperture
Close focus of 0.25 m
HSM autofocus
Moderate weight at 665 g

Cons

Corners soften wide open
Large for a 24mm

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