Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Canon L-series EF 70-200mm f/4L USM
Canon
83 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 L-series EF 70-200mm f/4L USM
88 满分 100 置信度高 186 条评价
佳能EF 70-200mm f/4L IS II USM因其出色的锐度、轻巧的设计和有效的图像稳定而广受赞誉。用户一致强调其卓越的图像质量、快速自动对焦以及与更重的f/2.8版本相比出色的性价比。一些批评包括缺少附带的三脚架环，以及一些关于防抖噪音或弱光下自动对焦问题的报告。总体而言，它被认为是优先考虑便携性的爱好者和专业人士的顶级远摄变焦镜头。
优点
- 整个变焦范围内出色的锐度
- 轻巧便携的设计
- 有效的5档图像稳定
- 快速准确的自动对焦
- 出色的图像质量和色彩
缺点
- 不附带三脚架环
- 部分产品防抖噪音
- 弱光下自动对焦问题
- 不兼容增距镜
- 价格高昂
Image quality 35
Sharpness 28
Weight and portability 22
Image stabilization 18
Autofocus performance 15
Value for money 12
评分
Travel
Budget
Street
Professional
Portrait
Macro
Video Cinema
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Canon L-series EF 70-200mm f/4L USM | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 70 mm |
| Focal Length Max | 50 mm | 200 mm |
| Elements | 13 | 16 |
| Groups | 10 | 13 |
| Aspherical Elements | 3★ | 0 |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | Fluorite element |
| Aperture | ||
| Max Aperture | f/2.8 | f/4 |
| Min Aperture | f/2.8 | f/4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Canon EF |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.71 kg |
| Filter Thread | 55 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | ring-type USM★ |
| Stabilization | ✗ | ✗ |
| Stabilization Stops | — | 5 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 1.19 m |
| Max Magnification | 1:2.8★ | 0.28x |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong social proof (91st percentile)91st %ile
- Strong macro (90th percentile)90th %ile
- Strong aperture (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
Canon L-series EF 70-200mm f/4L USM
- Strong af (93rd percentile)93rd %ile
- Strong social proof (91st percentile)91st %ile
- Strong optical (82nd percentile)82nd %ile
- Strong user sentiment (81st percentile)81st %ile
- Below average macro (30th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN
Canon L-series EF 70-200mm f/4L USM
No current pricing available
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 9 of 9 usage categories and 4 of 22 specs.
