Pentax HD Pentax-DA 21mm f/3.2 ED AL Limited vs Ricoh Imaging Company HD PENTAX-D FA 21mm F2.4 ED Limited DC WR

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

Pentax

HD Pentax-DA 21mm f/3.2 ED AL Limited

Ricoh Imaging Company

HD PENTAX-D FA 21mm F2.4 ED Limited DC WR

Verdict at a glance

Ricoh Imaging Company HD PENTAX-D FA 21mm F2.4 ED Limited DC WR is faster by 0.8 stops (f/2.4 vs f/3.2), letting in more light.

Specification comparison
Spec	HD Pentax-DA 21mm f/3.2 ED AL Limited	HD PENTAX-D FA 21mm F2.4 ED Limited DC WR
Brand	Pentax	Ricoh Imaging Company
Mount	Pentax K	Pentax K
Type	Prime	Prime
Focal length	21mm	21mm
Max aperture	f/3.2	f/2.4 (faster)

Pentax HD Pentax-DA 21mm f/3.2 ED AL Limited

A pancake-style wide prime for Pentax APS-C giving about 32mm equivalent. It is a Limited lens with a metal body.

Pros

Slim
Metal build
HD coating

Cons

Slow aperture
Not sealed

Ricoh Imaging Company HD PENTAX-D FA 21mm F2.4 ED Limited DC WR

Ricoh Imaging Company HD PENTAX-D FA 21mm F2.4 ED Limited DC WR: an APS-C wide-angle prime lens with a 21mm focal length and a maximum aperture of f/2.4, made for Pentax K mount cameras, with weather-resistant construction and extra-low dispersion glass. The wide view suits la...

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