Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Canon RF 24-105mm f/2.8 L IS USM Z
Canon
77 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 RF 24-105mm f/2.8 L IS USM Z
88 满分 100 置信度中 16 条评价
这款镜头因其多功能性、锐度和快速自动对焦而广受赞誉，成为活动和新闻摄影的颠覆性产品。用户喜欢24-105mm的焦段，减少了更换镜头的次数，尽管有人指出在弱光下锐度会下降。重量被提及为明显但平衡良好，高昂的价格通常由质量和功能所证明。总体而言，它被认为是佳能RF用户值得的投资。
优点
- 多功能24-105mm焦段
- 锐利的图像质量
- 快速准确的自动对焦
- 适合活动和新闻摄影
- 良好的视频功能
缺点
- 重量较重
- 价格高昂
- 弱光下锐度下降
- 24mm和105mm处有些问题
- 大尺寸可能令人生畏
Versatility 8
Image quality 7
Autofocus performance 4
Weight and size 6
Value for money 5
Low light performance 3
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 RF 24-105mm f/2.8 L IS USM Z | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 24 mm |
| Focal Length Max | 50 mm | 105 mm |
| Elements | 13 | 23 |
| Groups | 10 | 18 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 4★ |
| Coating | Super Multi-Layer Coating | Fluorine coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/22 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 11★ |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 1.31 kg |
| Filter Thread | 55 mm | 82 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | Nano USM★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 5.5 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 450 mm |
| Max Magnification | 1:2.8★ | 0.29x |
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 RF 24-105mm f/2.8 L IS USM Z
- Strong optical (100th percentile)100th %ile
- Strong stabilization (99th percentile)99th %ile
- Strong af (93rd percentile)93rd %ile
- Strong versatility (92nd percentile)92nd %ile
- Below average build (20th percentile)20th %ile
- Below average aperture (21st percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN0.020每美元得分
vs
Canon RF 24-105mm f/2.8 L IS USM Z0.003每美元得分
Sigma Contemporary 18-50mm f/2.8 DC DN 性价比高 6.7 倍
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 8 of 9 usage categories and 3 of 22 specs.
