Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Overall Score
vs
Canon Extender RF 1.4x
Canon
37 Overall Score
Scores
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Canon Extender RF 1.4x | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 18 mm | — |
| Focal Length Max | 50 mm | — |
| Elements | 13 | — |
| Groups | 10 | — |
| Aspherical Elements | 3★ | — |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/1.4 |
| Min Aperture | f/2.8 | — |
| Constant | ✓★ | — |
| Diaphragm Blades | 7★ | — |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | APS-C★ | — |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | — |
| Filter Thread | 55 mm | — |
| AF & Stabilization | ||
| AF Type | stepping motor★ | — |
| Stabilization | ✗ | — |
| Focus | ||
| Min Focus Distance | 121 mm★ | — |
| Max Magnification | 1:2.8 | 1.4x★ |
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
Canon Extender RF 1.4x
- Strong aperture (96th percentile)96th %ile
- Strong bokeh (94th percentile)94th %ile
- Below average macro (14th percentile)14th %ile
- Below average social proof (20th percentile)20th %ile
- Below average optical (20th percentile)20th %ile
- Below average versatility (34th percentile)
Verdict
Winner: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 8 of 21 specs.