Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 综合评分
vs
7Artisans Spectrum Cine Lens 7a-35mmT2.0-E 35mm
7Artisans
34 综合评分
评分
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | 7Artisans Spectrum Cine Lens 7a-35mmT2.0-E 35mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 35 mm |
| Focal Length Max | 50 mm | 35 mm |
| Elements | 13 | 9 |
| Groups | 10 | 7 |
| Aspherical Elements | 3★ | — |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | MC multilayer coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/22 |
| Min Aperture | f/2.8 | f/2 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 10★ |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.29 kg★ | 1.20 kg |
| Filter Thread | 55 mm | 82 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm | 35 mm★ |
| Max Magnification | 1:2.8★ | — |
优缺点
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
7Artisans Spectrum Cine Lens 7a-35mmT2.0-E 35mm
- Strong macro (97th percentile)97th %ile
- Strong stabilization (82nd percentile)82nd %ile
- Below average social proof (10th percentile)10th %ile
- Below average af (13th percentile)13th %ile
- Below average build (15th percentile)15th %ile
- Below average aperture (20th percentile)20th %ile
价格
Sigma Contemporary 18-50mm f/2.8 DC DN0.210每美元得分
vs
7Artisans Spectrum Cine Lens 7a-35mmT2.0-E 35mm0.077每美元得分
Sigma Contemporary 18-50mm f/2.8 DC DN 性价比高 2.7 倍
Sigma Contemporary 18-50mm f/2.8 DC DN
7Artisans Spectrum Cine Lens 7a-35mmT2.0-E 35mm
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 6 of 21 specs.
