Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM vs Sigma 17-50mm f/2.8 EX DC OS HSM
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM goes wider (16mm vs 17mm).
| Spec | smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM | 17-50mm f/2.8 EX DC OS HSM |
|---|---|---|
| Brand | Pentax | Sigma |
| Mount | Pentax K | Pentax K |
| Type | Zoom | Zoom |
| Focal length | 16-50mm (wider) | 17-50mm |
| Max aperture | f/2.8 | f/2.8 |
| Blades | n/a | 7 |
| Format | n/a | aps-c |
| Groups | n/a | 13 |
| Af motor | n/a | HSM |
| Elements | n/a | 17 |
| Weight g | n/a | 565 |
| Filter mm | n/a | 77 |
| Length mm | n/a | 91.8 |
| Stabilized | n/a | Yes |
| Diameter mm | n/a | 83.5 |
| Min focus m | n/a | 0.28 |
| Max magnification | n/a | 0.2 |
Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM
A 16-50mm f/2.8 fast standard zoom lens, the Pentax smc Pentax-DA* 16-50mm f/2.8 ED AL IF SDM is designed for Pentax K mount bodies, with extra-low dispersion glass. A premium weather-resistant "Star" series lens for Pentax K-mount cameras.
Sigma 17-50mm f/2.8 EX DC OS HSM
Sigma 17-50mm f/2.8 EX DC OS HSM: an APS-C fast standard zoom lens with a 17-50mm focal length and a maximum aperture of f/2.8, made for Pentax K mount cameras, with Optical Stabilizer and Hyper Sonic Motor autofocus. A bright standard zoom for APS-C cameras with a constant f/...
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