Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
90 综合评分
vs
Sony FE SEL2070G 20-70mm
Sony
83 综合评分
评分
Street
Professional
Travel
Budget
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Sony FE SEL2070G 20-70mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 20 mm |
| Focal Length Max | 50 mm | 70 mm |
| Elements | 13 | 16 |
| Groups | 10 | 13 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 4★ |
| Coating | Super Multi-Layer Coating | fluorine coatings |
| Aperture | ||
| Max Aperture | f/2.8 | f/4 |
| Min Aperture | f/2.8 | f/4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.49 kg |
| Filter Thread | 55 mm | 72 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | Autofocus |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 122 mm★ | 250 mm |
| Max Magnification | 1:2.8★ | 0.39x |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (91st percentile)91st %ile
- Strong af (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
- Strong aperture (83rd percentile)83rd %ile
- Below average social proof (21st percentile)
Sony FE SEL2070G 20-70mm
- Strong optical (94th percentile)94th %ile
- Strong social proof (94th percentile)94th %ile
- Strong versatility (85th percentile)85th %ile
- Strong bokeh (77th percentile)
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 90 overall, wins 7 of 9 usage categories and 5 of 21 specs.