Viltrox Air AF 9mm f/2.8 Air 9mm
Viltrox
73 综合评分
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
97 综合评分
买家怎么说
Viltrox Air AF 9mm f/2.8 Air 9mm
85 满分 100 置信度中 13 条评价
适用于富士X卡口的Viltrox 23mm f/1.4镜头因其锐度、快速安静的自动对焦以及以实惠价格提供的出色做工而获得压倒性的正面评价。少数用户注意到缺少光圈环和轻微的边缘柔化，但大多数人认为与富士胶片等效镜头相比，它具有很高的性价比。一位买家收到了错误的遮光罩，另一位用户则认为它较重且不如Viltrox 35mm Air锐利。
优点
- 出色的锐度
- 快速安静的自动对焦
- 价格合理的出色做工
- 与富士胶片相比性价比高
- 漂亮的色彩还原
缺点
- 无光圈环
- 轻微边缘柔化
- 对某些用户来说较重
- 收到错误的遮光罩
- 不如Viltrox 35mm Air锐利
Sharpness 7
Autofocus performance 3
Build quality 4
Value for money 5
Aperture ring 3
Weight 2
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
85 满分 100 置信度高 62 条评价
腾龙17-70mm f/2.8 Di III-A VC RXD镜头因锐度高、变焦范围广、恒定光圈和有效的防抖性能而广受好评，是APS-C相机的卓越全能镜头。用户赞赏其扎实的做工和性价比，但许多人指出它明显比套机镜头更重更大，在小型机身上会感到头重脚轻。少数评测提到长焦端色散和特定设置下的光圈叶片噪音等小问题，但整体来看评价非常积极。
优点
- 全焦段成像锐利
- 恒定 f/2.8 光圈
- 有效的防抖性能
- 快速静音自动对焦
- 17-70mm 焦段非常实用
缺点
- 对 APS-C 机身而言太重太大
- 50-70mm 端色散明显
- 光圈在 f/5.6 以上有噪音
- 变焦环初始偏紧
- 富士版本没有光圈环
Image quality 27
Build quality 15
Weight and size 18
Value for money 14
Stabilization 12
Autofocus performance 11
评分
Video Cinema
Budget
Macro
Professional
Portrait
Travel
Landscape
Street
Wildlife Sports
规格
| Viltrox Air AF 9mm f/2.8 Air 9mm | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | wide-angle | zoom |
| Focal Length Min | 9 mm | 17 mm |
| Focal Length Max | 9 mm | 70 mm |
| Elements | 13 | 16 |
| Groups | 11 | 12 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 3★ | 2 |
| Coating | Specialized Multi-Layer Coating Technology | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/16 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Fujifilm X | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.17 kg★ | 0.54 kg |
| Filter Thread | 58 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM + Lead screw focus motor★ | RXD |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 130 mm★ | 190 mm |
| Max Magnification | 0.13 m | 1:4.8★ |
优缺点
Viltrox Air AF 9mm f/2.8 Air 9mm
- Strong build (95th percentile)95th %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (86th percentile)86th %ile
- Strong optical (84th percentile)84th %ile
- Below average bokeh (31st percentile)
- Below average versatility (34th percentile)
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (90th percentile)90th %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (87th percentile)87th %ile
价格
Viltrox Air AF 9mm f/2.8 Air 9mm0.384每美元得分
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD0.157每美元得分
Viltrox Air AF 9mm f/2.8 Air 9mm 性价比高 2.4 倍
结论
胜出: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Scores 97 overall, wins 8 of 9 usage categories and 3 of 21 specs.
