Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
TTArtisan APS-C 10mm f/2.0 ASPH 10mm
TTArtisan
48 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
TTArtisan APS-C 10mm f/2.0 ASPH 10mm
74 满分 100 置信度中 21 条评价
TTArtisan 10mm f/2.0 镜头以非常实惠的价格提供了令人印象深刻的锐度和广角。许多用户称赞其坚固的金属结构、流畅的对焦环和低畸变，使其成为偶尔或实验性使用的超值之选。然而，作为一款全手动镜头，初学者可能难以获得清晰的对焦，对焦环标记有时也不够准确。少数投诉包括光圈环过紧和一次未送达的订单，但对于预算有限的摄影师来说，总体评价是积极的。
优点
- 全开光圈和缩小光圈时都很锐利
- 坚固的全金属结构
- 非常实惠的价格
- 超广角镜头畸变低
- 对焦环顺滑
缺点
- 手动对焦需要练习
- 对焦环标记有时不准确
- 某些版本的光圈环过紧
- 没有自动对焦或EXIF元数据
- 大光圈时边缘画质偏软
Sharpness 8
Build quality 7
Value for money 12
Manual focus challenge 5
Distortion control 6
Aperture ring stiffness 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 | TTArtisan APS-C 10mm f/2.0 ASPH 10mm | |
|---|---|---|
| Optics | ||
| Type | zoom | wide-angle |
| Focal Length Min | 18 mm | 10 mm |
| Focal Length Max | 50 mm | 10 mm |
| Elements | 13 | 13 |
| Groups | 10 | 10 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1★ | 0 |
| Coating | Super Multi-Layer Coating | HD multilayer coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/2 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 8★ |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.29 kg★ | 0.34 kg |
| Filter Thread | 55 mm | 72 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 250 mm |
| Max Magnification | 1:2.8 | 2:1★ |
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
TTArtisan APS-C 10mm f/2.0 ASPH 10mm
- Strong macro (90th percentile)90th %ile
- Strong optical (73rd percentile)
- Strong build (69th percentile)
- Below average af (15th percentile)15th %ile
- Below average user sentiment (22nd percentile)
- Below average versatility (34th percentile)
价格
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 9 of 9 usage categories and 7 of 21 specs.
