Pentax smc Pentax-DA* 50-135mm f/2.8 ED 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* 50-135mm f/2.8 ED IF SDM

Sigma

24-70mm f/2.8 DG OS HSM Art

Verdict at a glance

Sigma 24-70mm f/2.8 DG OS HSM Art goes wider (24mm vs 50mm).
Pentax smc Pentax-DA* 50-135mm f/2.8 ED IF SDM reaches further (135mm vs 70mm).

Specification comparison
Spec	smc Pentax-DA* 50-135mm f/2.8 ED IF SDM	24-70mm f/2.8 DG OS HSM Art
Brand	Pentax	Sigma
Mount	Pentax K	Pentax K
Type	Zoom	Zoom
Focal length	50-135mm	24-70mm (wider)
Max aperture	f/2.8	f/2.8
Released	2007	n/a
Blades	9	9
Format	aps-c	full-frame
Groups	14	14
Af motor	SDM	HSM
Elements	18	19
Weight g	685	n/a
Filter mm	67	82
Diameter mm	77.0	88.0
Max magnification	0.17	0.21
Length mm	n/a	107.6
Stabilized	n/a	Yes
Min focus m	n/a	0.37

Pentax smc Pentax-DA* 50-135mm f/2.8 ED IF SDM

The Pentax smc Pentax-DA* 50-135mm f/2.8 ED IF SDM is a fast short-telephoto zoom lens covering 50-135mm at f/2.8 for Pentax K mount cameras, 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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