Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Panasonic LUMIX S PRO S-R70200 70-200mm
Panasonic
87 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 LUMIX S PRO S-R70200 70-200mm
82 满分 100 置信度低 8 条评价
这款远摄变焦镜头获得了压倒性的正面评价，用户称赞其画质、快速自动对焦和内部变焦机制。少数评论提到它有点重，但大多数人认为考虑到性能，重量可以接受。一位经过验证的买家报告收到有缺陷的镜头，无法对焦，这是唯一显著的负面反馈。
优点
- 出色的图像质量
- 快速准确的自动对焦
- 内部变焦机制
- 有效的图像稳定
- 适用于运动和肖像的多功能性
缺点
- 重量较重
- 潜在的质量控制问题（有缺陷产品报告）
Image quality 4
Autofocus performance 3
Weight 4
Build quality 2
Value for money 2
Image stabilization 2
评分
Travel
Professional
Wildlife Sports
Street
Macro
Video Cinema
Budget
Portrait
Landscape
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Panasonic LUMIX S PRO S-R70200 70-200mm | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 18 mm | 70 mm |
| Focal Length Max | 50 mm | 200 mm |
| Elements | 13 | 23 |
| Groups | 10 | 17 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 1 | 3★ |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/4 |
| Min Aperture | f/2.8 | f/4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | L-Mount |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg | 0.12 kg★ |
| Filter Thread | 55 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | linear motor and stepping motor★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 6 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 302 mm |
| Max Magnification | 1:2.8★ | 0.25x |
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 (87th percentile)87th %ile
- Strong af (86th percentile)86th %ile
Panasonic LUMIX S PRO S-R70200 70-200mm
- Strong stabilization (99th percentile)99th %ile
- Strong af (98th percentile)98th %ile
- Strong build (98th percentile)98th %ile
- Strong optical (96th percentile)96th %ile
价格
Sigma Contemporary 18-50mm f/2.8 DC DN
Panasonic LUMIX S PRO S-R70200 70-200mm
No current pricing available
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 4 of 9 usage categories and 3 of 22 specs.
