Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
81 综合评分
vs
Sony FE SEL2070G 20-70mm
Sony
83 综合评分
评分
Travel
Professional
Budget
Portrait
Macro
Street
Landscape
Video Cinema
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 | 3★ |
| Coating | Super Multi-Layer Coating | fluorine coatings |
| Aperture | ||
| Max Aperture | f/22 | 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 | 121 mm★ | 250 mm |
| Max Magnification | 1:2.8★ | 0.39x |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (92nd percentile)92nd %ile
- Strong social proof (89th percentile)89th %ile
- Strong af (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
- Below average bokeh (14th percentile)14th %ile
- Below average aperture (21st percentile)
Sony FE SEL2070G 20-70mm
- Strong social proof (93rd percentile)93rd %ile
- Strong optical (91st percentile)91st %ile
- Strong versatility (84th percentile)84th %ile
- Strong bokeh (78th percentile)
结论
平局
Both products are closely matched - Sigma Contemporary 18-50mm f/2.8 DC DN wins 5 specs while Sony FE SEL2070G 20-70mm wins 3.