Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Canon EF-S 17-55mm f/2.8 IS USM 55mm
Canon
80 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
Canon EF-S 17-55mm f/2.8 IS USM 55mm
78 满分 100 置信度中 18 条评价
佳能EF-S 17-55mm f/2.8 IS USM镜头因其锐度、快速对焦和恒定f/2.8光圈而备受赞誉，使其成为APS-C画幅相机上低光拍摄和日常使用的多功能选择。用户欣赏其光学质量，常将其与佳能L系列镜头相提并论，尽管一些人指出缺乏防尘防滴密封是一个缺点，并有少数关于灰尘或沙子的报告。总体而言，它被认为是一款可靠的主力镜头，特别适合室内和活动摄影。
优点
- 锐利的图像质量
- 快速准确的对焦
- 恒定f/2.8光圈
- 出色的低光性能
- 多功能变焦范围
缺点
- 无防尘防滴密封
- 灰尘和沙子进入问题
- 不兼容全画幅相机
- 与无反镜头相比体积较大
Image quality 6
Autofocus performance 4
Aperture and low light 5
Build quality and sealing 4
Compatibility 5
Versatility 4
评分
Travel
Budget
Street
Professional
Video Cinema
Portrait
Macro
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Canon EF-S 17-55mm f/2.8 IS USM 55mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 17 mm |
| Focal Length Max | 50 mm | 55 mm |
| Elements | 13 | 19 |
| Groups | 10 | 12 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | Super Spectra |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Canon EF-S |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.29 kg★ | 0.65 kg |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | USM★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 3 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 350 mm |
| Max Magnification | 1:2.8★ | 0.17x |
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
Canon EF-S 17-55mm f/2.8 IS USM 55mm
- Strong optical (95th percentile)95th %ile
- Strong af (94th percentile)94th %ile
- Strong aperture (86th percentile)86th %ile
- Strong bokeh (84th percentile)84th %ile
- Below average user sentiment (30th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN
Canon EF-S 17-55mm f/2.8 IS USM 55mm
No current pricing available
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 7 of 9 usage categories and 4 of 22 specs.
