Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Meike Fisheye 7.5mm f/2.8 Fisheye 8mm
Meike
45 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
Meike Fisheye 7.5mm f/2.8 Fisheye 8mm
45 满分 100 置信度低 9 条评价
Meike 7.5mm f/2.8 鱼眼镜头收到褒贬不一的评价。一位已验证用户报告称，该镜头在任何光圈下都不锐利，认为它很糟糕，而另一位用户则称赞其画质、色彩和创作潜力。兼容性问题显示它仅限于特定卡口，并在全画幅相机上产生圆形图像。
优点
- 良好的画质和色彩
- 电影制作的创作潜力
- 漂亮的太阳耀斑
- 色彩分级灵活
缺点
- 任何光圈下都不锐利
- 据一些用户称画质糟糕
- 仅限于特定卡口
- 在全画幅相机上产生圆形图像
- 裁切系数减少全画幅的百万像素
Image sharpness 2
Image quality 3
Color quality 1
Creative potential 1
Mount compatibility 4
Circular image production 2
评分
Travel
Budget
Street
Professional
Portrait
Macro
Video Cinema
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Meike Fisheye 7.5mm f/2.8 Fisheye 8mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 18 mm | 8 mm |
| Focal Length Max | 50 mm | 8 mm |
| Elements | 13 | 11 |
| Groups | 10 | 9 |
| Aspherical Elements | 3★ | — |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | multi-layered |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7★ | — |
| Build | ||
| Mount | Sony E | Micro Four Thirds |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.29 kg | 0.26 kg★ |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 150 mm |
| Max Magnification | 1:2.8★ | — |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (92nd percentile)92nd %ile
- Strong social proof (90th percentile)90th %ile
- Strong aperture (86th percentile)86th %ile
- Strong af (86th percentile)86th %ile
Meike Fisheye 7.5mm f/2.8 Fisheye 8mm
- Strong macro (89th percentile)89th %ile
- Strong build (79th percentile)
- Strong social proof (66th percentile)
- Below average user sentiment (2nd percentile)2nd %ile
- Below average af (14th percentile)14th %ile
- Below average bokeh (31st percentile)
- Below average versatility (34th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN0.212每美元得分
vs
Meike Fisheye 7.5mm f/2.8 Fisheye 8mm0.468每美元得分
Meike Fisheye 7.5mm f/2.8 Fisheye 8mm 性价比高 2.2 倍
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 9 of 9 usage categories and 8 of 21 specs.
