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Pentax smc Pentax-DA 18-55mm f/3.5-5.6 AL II vs Sigma 10-20mm f/3.5 EX DC HSM

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

Verdict at a glance

  • Sigma 10-20mm f/3.5 EX DC HSM goes wider (10mm vs 18mm).
  • Pentax smc Pentax-DA 18-55mm f/3.5-5.6 AL II reaches further (55mm vs 20mm).
Specification comparison
Spec smc Pentax-DA 18-55mm f/3.5-5.6 AL II 10-20mm f/3.5 EX DC HSM
Brand Pentax Sigma
Mount Pentax K Pentax K
Type Zoom Wide Zoom
Focal length 18-55mm 10-20mm (wider)
Max aperture f/3.5 f/3.5
Blades n/a 7
Format n/a aps-c
Groups n/a 10
Af motor n/a HSM
Elements n/a 13
Weight g n/a 520
Filter mm n/a 82
Length mm n/a 88.2
Diameter mm n/a 87.3
Min focus m n/a 0.24
Max magnification n/a 0.15

Pentax smc Pentax-DA 18-55mm f/3.5-5.6 AL II

Pentax smc Pentax-DA 18-55mm f/3.5-5.6 AL II: a standard zoom lens with a 18-55mm focal length and a maximum aperture of f/3.5-5.6, made for Pentax K mount cameras. A popular general-purpose zoom for Pentax APS-C cameras.

Sigma 10-20mm f/3.5 EX DC HSM

A 10-20mm f/3.5 APS-C wide-angle zoom lens, the Sigma 10-20mm f/3.5 EX DC HSM is designed for Pentax K mount bodies, with Hyper Sonic Motor autofocus. It covers wide angles for landscapes, interiors and architecture.

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