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Pentax smc Pentax-F 35-70mm f/3.5-4.5 vs Sigma 18-250mm f/3.5-6.3 DC OS HSM Macro

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

Verdict at a glance

  • Sigma 18-250mm f/3.5-6.3 DC OS HSM Macro goes wider (18mm vs 35mm).
  • Sigma 18-250mm f/3.5-6.3 DC OS HSM Macro reaches further (250mm vs 70mm).
Specification comparison
Spec smc Pentax-F 35-70mm f/3.5-4.5 18-250mm f/3.5-6.3 DC OS HSM Macro
Brand Pentax Sigma
Mount Pentax K Pentax K
Type Zoom Macro
Focal length 35-70mm 18-250mm (wider)
Max aperture f/3.5 f/3.5

Pentax smc Pentax-F 35-70mm f/3.5-4.5

A 35-70mm f/3.5-4.5 standard zoom lens, the Pentax smc Pentax-F 35-70mm f/3.5-4.5 is designed for Pentax K mount bodies. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.

Sigma 18-250mm f/3.5-6.3 DC OS HSM Macro

Sigma 18-250mm f/3.5-6.3 DC OS HSM Macro: an APS-C macro zoom lens with a 18-250mm focal length and a maximum aperture of f/3.5-6.3, made for Pentax K mount cameras, with Optical Stabilizer and Hyper Sonic Motor autofocus. A high-ratio walk-around zoom for APS-C cameras.

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