Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 综合评分
vs
Viltrox 56mm f1.2 Z 56mm
Viltrox
54 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
Viltrox 56mm f1.2 Z 56mm
82 满分 100 置信度中 12 条评价
VILTROX 56mm F1.2 镜头因其锐度、快速安静的自动对焦、出色的低光性能和极高的性价比而获得压倒性的正面评价。少数用户注意到浮动元件或关机时的内部咔嗒声，这被解释为 VCM 电机的正常现象。一位经过验证的买家收到的是二手镜头而非新品，另一位用户则认为它对于紧凑型机身来说太大了。
优点
- 出色的锐度
- 快速安静的自动对焦
- 出色的低光性能
- 美丽的虚化效果
- 扎实的做工
缺点
- 浮动元件设计
- 关机时内部咔嗒声
- 收到二手镜头而非新品
- 对于紧凑型机身太大
- 极端低光下自动对焦犹豫
Image quality 8
Autofocus performance 7
Value for money 6
Build quality 5
Low light performance 4
Floating element rattle 4
评分
Travel
Budget
Street
Professional
Portrait
Macro
Video Cinema
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Viltrox 56mm f1.2 Z 56mm | |
|---|---|---|
| Optics | ||
| Type | zoom | standard |
| Focal Length Min | 18 mm | 56 mm |
| Focal Length Max | 50 mm | 56 mm |
| Elements | 13 | 13 |
| Groups | 10 | 8 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 1 | 1 |
| Coating | Super Multi-Layer Coating | Nano coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.2 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 11★ |
| Build | ||
| Mount | Sony E | Nikon Z |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.59 kg |
| Filter Thread | 55 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | VCM |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 500 mm |
| Max Magnification | 1:2.8★ | 0.13x |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong social proof (90th percentile)90th %ile
- Strong macro (90th percentile)90th %ile
- Strong aperture (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
Viltrox 56mm f1.2 Z 56mm
- Strong stabilization (80th percentile)80th %ile
- Strong optical (68th percentile)
- Below average macro (31st percentile)
- Below average versatility (34th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN0.008每美元得分
vs
Viltrox 56mm f1.2 Z 56mm0.006每美元得分
Sigma Contemporary 18-50mm f/2.8 DC DN 性价比高 1.3 倍
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 5 of 21 specs.
