Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Overall Score
vs
Sirui IronStar Series 35 35mm
Sirui
41 Overall Score
Scores
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Specifications
| Sigma Contemporary 18-50mm f/2.8 DC DN | Sirui IronStar Series 35 35mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 35 mm |
| Focal Length Max | 50 mm | 60 mm |
| Elements | 13 | 20 |
| Groups | 10 | 16 |
| Aspherical Elements | 3★ | — |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | Neutral Flare |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.9 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 16★ |
| Build | ||
| Mount | Sony E | ARRI PL/Canon EF |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.29 kg★ | 1.00 kg |
| Filter Thread | 55 mm | 92 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 650 mm |
| Max Magnification | 1:2.8 | 1:23.26 |
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
Sirui IronStar Series 35 35mm
- Strong optical (87th percentile)87th %ile
- Strong versatility (68th percentile)
- Below average af (13th percentile)13th %ile
- Below average build (18th percentile)18th %ile
Verdict
Winner: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 6 of 21 specs.