Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM vs Sigma 24-70mm f/2.8 DG OS HSM Art

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

Pentax

smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM

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Sigma

24-70mm f/2.8 DG OS HSM Art

Verdict at a glance

Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM goes wider (16mm vs 24mm).
Sigma 24-70mm f/2.8 DG OS HSM Art reaches further (70mm vs 50mm).

Specification comparison
Spec	smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM	24-70mm f/2.8 DG OS HSM Art
Brand	Pentax	Sigma
Mount	Pentax K	Pentax K
Type	Zoom	Zoom
Focal length	16-50mm (wider)	24-70mm
Max aperture	f/2.8	f/2.8
Blades	n/a	9
Format	n/a	full-frame
Groups	n/a	14
Af motor	n/a	HSM
Elements	n/a	19
Filter mm	n/a	82
Length mm	n/a	107.6
Stabilized	n/a	Yes
Diameter mm	n/a	88.0
Min focus m	n/a	0.37
Max magnification	n/a	0.21

Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM

A 16-50mm f/2.8 fast standard zoom lens, the Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM is designed for Pentax K mount bodies, with extra-low dispersion glass. A premium weather-resistant "Star" series lens for Pentax K-mount cameras.

Sigma 24-70mm f/2.8 DG OS HSM Art

A 24-70mm f/2.8 full-frame fast standard zoom lens, the Sigma 24-70mm f/2.8 DG OS HSM Art is designed for Pentax K mount bodies, from the Sigma Art line with Optical Stabilizer and Hyper Sonic Motor autofocus. A standard zoom from Sigma's Art line with a constant f/2.8 apertur...

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