Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Panasonic Full Frame 100mm
Panasonic
94 综合评分
买家怎么说
Sigma Contemporary 18-50mm f/2.8 DC DN
88 满分 100 置信度高 91 条评价
Sigma 18-50mm f/2.8 DC DN Contemporary 被广泛称赞为 APS-C 无反相机的一款紧凑、轻便且锐利的标准变焦镜头。用户一致强调其出色的图像质量、快速的 f/2.8 光圈和实惠的价格是主要优势，使其成为套机镜头的热门升级选择。常见的批评包括缺乏光学防抖和遮光罩设计不佳，但总体情绪极为积极。
优点
- 出色的图像锐度
- 紧凑轻巧的设计
- 快速恒定的 f/2.8 光圈
- 物超所值
- 快速安静的自动对焦
缺点
- 无光学防抖
- 遮光罩设计不佳
- 无防尘防滴
- 塑料制造工艺
- 变焦环方向与富士相反
Image quality 25
Build quality 12
Value for money 18
Size and weight 20
Autofocus performance 10
Stabilization 8
Panasonic Full Frame 100mm
88 满分 100 置信度中 11 条评价
这款50mm f1.8镜头因其锐度、轻巧的构造以及出色的自动对焦性能（尤其是与Lumix相机配合使用时）而备受赞誉。用户认为它在弱光摄影和视频方面具有很高的性价比，许多人称其为必备品。唯一的细微之处是它是一款标准定焦镜头，但总体情绪非常积极。
优点
- 图像锐利
- 轻巧设计
- 自动对焦出色
- 弱光表现优秀
- 性价比高
缺点
- 标准定焦镜头的局限性
Image quality 7
Autofocus performance 4
Low light performance 4
Build quality 3
Value for money 3
Weight 3
评分
Travel
Macro
Street
Budget
Professional
Video Cinema
Portrait
Wildlife Sports
Landscape
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Panasonic Full Frame 100mm | |
|---|---|---|
| Optics | ||
| Type | zoom | macro |
| Focal Length Min | 18 mm | 100 mm |
| Focal Length Max | 50 mm | 100 mm |
| Elements | 13 | 13 |
| Groups | 10 | 11 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 3★ |
| Coating | Super Multi-Layer Coating | Multi-Coated |
| 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 | L-Mount |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.30 kg |
| Filter Thread | 55 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | Linear Motor★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 204 mm |
| Max Magnification | 1:2.8 | 1:1 |
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 aperture (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
Panasonic Full Frame 100mm
- Strong af (98th percentile)98th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong optical (87th percentile)87th %ile
- Strong aperture (86th percentile)86th %ile
- Below average versatility (34th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN0.173每美元得分
vs
Panasonic Full Frame 100mm0.111每美元得分
Sigma Contemporary 18-50mm f/2.8 DC DN 性价比高 1.6 倍
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 3 of 9 usage categories and 2 of 21 specs.
