Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Overall Score
vs
Pentax HD Pentax-DA 16-50mm f/2.8 ED PLM AW
Pentax
49 Overall Score
Scores
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Pentax HD Pentax-DA 16-50mm f/2.8 ED PLM AW | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 16 mm |
| Focal Length Max | 50 mm | 50 mm |
| Elements | 13 | 16 |
| Groups | 10 | 10 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 3★ |
| Coating | Super Multi-Layer Coating | HD Multicoating |
| Aperture | ||
| Max Aperture | f/2.8 | f/22 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Pentax K |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.71 kg |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | PLM (Pulse Motor) |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 300 mm |
| Max Magnification | 1:2.8★ | 0.24x |
Pros & Cons
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (92nd percentile)92nd %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
Pentax HD Pentax-DA 16-50mm f/2.8 ED PLM AW
- Strong optical (89th percentile)89th %ile
- Strong versatility (83rd percentile)83rd %ile
- Below average aperture (20th percentile)20th %ile
- Below average bokeh (23rd percentile)
Pricing
Sigma Contemporary 18-50mm f/2.8 DC DN0.172score per dollar
vs
Pentax HD Pentax-DA 16-50mm f/2.8 ED PLM AW0.035score per dollar
Sigma Contemporary 18-50mm f/2.8 DC DN offers 4.9x better value for money
Verdict
Winner: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 5 of 21 specs.
