Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
100 综合评分
vs
Tamron Di III VC VXD G2 70-180mm f/2.8 Di III VC VXD G2
Tamron
86 综合评分
评分
Street
Travel
Budget
Professional
Portrait
Macro
Video Cinema
Wildlife Sports
Landscape
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Tamron Di III VC VXD G2 70-180mm f/2.8 Di III VC VXD G2 | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 70 mm |
| Focal Length Max | 50 mm | 180 mm |
| Elements | 13 | 20 |
| Groups | 10 | 15 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 4★ |
| Coating | Super Multi-Layer Coating | BBAR-G2 |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Nikon Z |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.85 kg |
| Filter Thread | 55 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | VXD |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 5 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 300 mm |
| Max Magnification | 1:2.8 | 1:2.6 |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (91st percentile)91st %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (88th percentile)88th %ile
- Strong build (87th percentile)87th %ile
Tamron Di III VC VXD G2 70-180mm f/2.8 Di III VC VXD G2
- Strong optical (99th percentile)99th %ile
- Strong stabilization (97th percentile)97th %ile
- Strong bokeh (86th percentile)86th %ile
- Strong aperture (83rd percentile)83rd %ile
- Below average social proof (30th percentile)
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 100 overall, wins 7 of 9 usage categories and 3 of 22 specs.