Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
100 综合评分
vs
7Artisans AF 40mm F2.5 40mm
7Artisans
59 综合评分
评分
Travel
Street
Budget
Professional
Macro
Portrait
Wildlife Sports
Video Cinema
Landscape
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | 7Artisans AF 40mm F2.5 40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | standard |
| Focal Length Min | 18 mm | 40 mm |
| Focal Length Max | 50 mm | 40 mm |
| Elements | 13 | 7 |
| Groups | 10 | 6 |
| Aspherical Elements | 3★ | — |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.5 |
| Min Aperture | f/2.8 | f/2.5 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.29 kg | 0.09 kg★ |
| Filter Thread | 55 mm | 46 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | STM★ |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 400 mm |
| Max Magnification | 1:2.8★ | — |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (91st percentile)91st %ile
- Strong social proof (89th percentile)89th %ile
- Strong af (87th percentile)87th %ile
- Strong build (87th percentile)87th %ile
7Artisans AF 40mm F2.5 40mm
- Strong build (98th percentile)98th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (88th percentile)88th %ile
- Strong af (87th percentile)87th %ile
- Below average optical (3rd percentile)3rd %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average versatility (34th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN
7Artisans AF 40mm F2.5 40mm
No current pricing available
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 100 overall, wins 9 of 9 usage categories and 6 of 21 specs.
