Viltrox Air AF 9mm F2.8 Air 9mm
Viltrox
65 综合评分
vs
Sigma Art 17-40mm f/1.8 DC 40mm
Sigma
97 综合评分
买家怎么说
Viltrox Air AF 9mm F2.8 Air 9mm
82 满分 100 置信度高 51 条评价
Viltrox镜头因其卓越的性价比、锐利的图像质量和坚固的构造而获得压倒性的好评。用户称赞其大光圈和自动对焦性能，尽管有些人指出在高对比度场景中存在色差，以及某些型号的自动对焦噪音较大。总体而言，这些镜头被视为预算友好的替代品，性能远超其价格。
优点
- 卓越的性价比
- 全开光圈时图像锐利
- 坚固的金属结构
- 快速准确的自动对焦
- 令人愉悦的虚化效果
缺点
- 高对比度下的色差
- 视频中自动对焦噪音大
- 低光下自动对焦慢
- 无防风雨密封
- 在小机身上头重脚轻
Value for money 18
Image quality 20
Build quality 12
Autofocus performance 15
Bokeh 6
Low light performance 8
Sigma Art 17-40mm f/1.8 DC 40mm
95 满分 100 置信度高 36 条评价
适马17-40mm f/1.8 DC DN Art镜头因其出色的画质、恒定大光圈和紧凑的内变焦设计而广受赞誉。用户强调其锐度、轻巧的机身以及在佳能R7和富士等APS-C画幅无反相机上出色的自动对焦性能。虽然有一些关于特定相机兼容性以及防尘防滴、光圈环等功能的疑问，但总体评价极为正面。
优点
- 出色的画质
- 恒定f/1.8大光圈
- 紧凑的内变焦设计
- 轻巧的机身
- 锐利明亮的照片
缺点
- 未提及防尘防滴
- 部分卡口无手动光圈环
- 与全画幅相机的兼容性问题
- 对部分买家来说价格较高
Image quality 8
Aperture 7
Build quality 6
Autofocus 4
Value for money 4
Compatibility 12
评分
Portrait
Budget
Video Cinema
Professional
Macro
Landscape
Street
Travel
Wildlife Sports
规格
| Viltrox Air AF 9mm F2.8 Air 9mm | Sigma Art 17-40mm f/1.8 DC 40mm | |
|---|---|---|
| Optics | ||
| Type | wide-angle | zoom |
| Focal Length Min | 9 mm | 17 mm |
| Focal Length Max | 9 mm | 40 mm |
| Elements | 13 | 17 |
| Groups | 11 | 11 |
| Aspherical Elements | 2 | 4★ |
| ED Elements | 3 | 4★ |
| Coating | Advanced coating technology | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/16 | f/1.8 |
| Min Aperture | f/2.8 | f/1.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 11★ |
| Build | ||
| Mount | Nikon Z | Fujifilm X |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.19 kg★ | 0.54 kg |
| Filter Thread | 58 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM+Lead screw★ | HLA (High-response Linear Actuator) |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 130 mm★ | 280 mm |
| Max Magnification | 0.15x | 1:4.8★ |
优缺点
Viltrox Air AF 9mm F2.8 Air 9mm
- Strong build (85th percentile)85th %ile
- Strong af (85th percentile)85th %ile
- Strong optical (84th percentile)84th %ile
- Strong stabilization (80th percentile)80th %ile
- Below average bokeh (30th percentile)
- Below average versatility (34th percentile)
Sigma Art 17-40mm f/1.8 DC 40mm
- Strong user sentiment (98th percentile)98th %ile
- Strong optical (97th percentile)97th %ile
- Strong bokeh (96th percentile)96th %ile
- Strong aperture (94th percentile)94th %ile
- Below average stabilization (35th percentile)
价格
Viltrox Air AF 9mm F2.8 Air 9mm
No current pricing available
Sigma Art 17-40mm f/1.8 DC 40mm
结论
胜出: Sigma Art 17-40mm f/1.8 DC 40mm
Scores 97 overall, wins 9 of 9 usage categories and 5 of 21 specs.
