Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
100 Overall Score
vs
Rokinon AF 50mm f/1.4 50mm
Rokinon
64 Overall Score
Scores
Street
Travel
Budget
Professional
Portrait
Macro
Video Cinema
Wildlife Sports
Landscape
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Rokinon AF 50mm f/1.4 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 50 mm |
| Focal Length Max | 50 mm | 50 mm |
| Elements | 13 | 9 |
| Groups | 10 | 6 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | Ultra Multi-Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/1.4 |
| Min Aperture | f/2.8 | f/1.4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 8★ |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.42 kg |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 450 mm |
| Max Magnification | 1:2.8 | 1:6.25 |
Pros & Cons
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (91st percentile)91st %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (88th percentile)88th %ile
- Strong build (87th percentile)87th %ile
Rokinon AF 50mm f/1.4 50mm
- Strong aperture (96th percentile)96th %ile
- Strong bokeh (95th percentile)95th %ile
- Strong build (78th percentile)
- Strong social proof (67th percentile)
- Below average af (13th percentile)13th %ile
- Below average user sentiment (30th percentile)
- Below average versatility (34th percentile)
Verdict
Winner: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 100 overall, wins 9 of 9 usage categories and 4 of 21 specs.