Pentax smc Pentax-DA 12-24mm f/4 ED AL IF vs Sigma 10-20mm f/4-5.6 EX DC HSM

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

Pentax

smc Pentax-DA 12-24mm f/4 ED AL IF

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Sigma

10-20mm f/4-5.6 EX DC HSM

Verdict at a glance

Sigma 10-20mm f/4-5.6 EX DC HSM goes wider (10mm vs 12mm).
Pentax smc Pentax-DA 12-24mm f/4 ED AL IF reaches further (24mm vs 20mm).

Specification comparison
Spec	smc Pentax-DA 12-24mm f/4 ED AL IF	10-20mm f/4-5.6 EX DC HSM
Brand	Pentax	Sigma
Mount	Pentax K	Pentax K
Type	Wide Zoom	Wide Zoom
Focal length	12-24mm	10-20mm (wider)
Max aperture	f/4.0	f/4.0
Blades	8	n/a
Format	aps-c	n/a
Groups	11	n/a
Af motor	screw-drive	n/a
Elements	13	n/a
Weight g	430	n/a
Filter mm	77	n/a
Diameter mm	88.0	n/a
Min focus m	0.3	n/a
Max magnification	0.12	n/a

Pentax smc Pentax-DA 12-24mm f/4 ED AL IF

A constant f/4 wide zoom for Pentax APS-C bodies. It weighs about 430 g and takes 77mm filters.

Pros

Constant f/4
77mm filters
Close focus 0.3 m
Sharp

Cons

APS-C only
Screw-drive AF
No stabilization

Sigma 10-20mm f/4-5.6 EX DC HSM

This 10-20mm f/4-5.6 APS-C wide-angle zoom lens from Sigma fits Pentax K mount cameras, with Hyper Sonic Motor autofocus. It covers wide angles for landscapes, interiors and architecture.

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