Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 综合评分
vs
Sony SEL20TC
Sony
47 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 | Sony SEL20TC | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 18 mm | — |
| Focal Length Max | 50 mm | — |
| Elements | 13 | 8 |
| Groups | 10 | 5 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | — |
| Min Aperture | f/2.8 | — |
| Constant | ✓★ | — |
| Diaphragm Blades | 7★ | — |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.40 kg |
| Filter Thread | 55 mm | — |
| AF & Stabilization | ||
| AF Type | stepping motor★ | — |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 2 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | — |
| Max Magnification | 1:2.8 | 2.0x★ |
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
Sony SEL20TC
- Strong stabilization (74th percentile)
- Strong build (73rd percentile)
- Strong aperture (66th percentile)
- Below average macro (14th percentile)14th %ile
- Below average social proof (20th percentile)20th %ile
- Below average versatility (34th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN0.179每美元得分
vs
Sony SEL20TC0.071每美元得分
Sigma Contemporary 18-50mm f/2.8 DC DN 性价比高 2.5 倍
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 7 of 22 specs.
