Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Overall Score
vs
Pentax D FA 21340 150-450mm
Pentax
42 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 D FA 21340 150-450mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 150 mm |
| Focal Length Max | 50 mm | 450 mm |
| Elements | 13 | 18 |
| Groups | 10 | 14 |
| Aspherical Elements | 3★ | — |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | HD coatings, Super Protect coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/27 |
| Min Aperture | f/2.8 | 4.5-5.6 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Pentax K |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 2.00 kg |
| Filter Thread | 55 mm | 86 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | DC |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 2.00 m |
| Max Magnification | 1:2.8 | 1:4.55 |
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 D FA 21340 150-450mm
- Strong optical (84th percentile)84th %ile
- Strong social proof (83rd percentile)83rd %ile
- Strong versatility (82nd percentile)82nd %ile
- Below average aperture (8th percentile)8th %ile
- Below average build (13th percentile)13th %ile
- Below average bokeh (17th percentile)17th %ile
- Below average user sentiment (30th percentile)
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.