Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Tamron
100 综合评分
vs
Canon RF-S 3.9mm f/3.5 STM Dual Fisheye 4mm
Canon
47 综合评分
买家怎么说
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
92 满分 100 置信度中 13 条评价
腾龙28-300mm超级变焦镜头因其轻便设计、多功能焦段和可靠的成像质量而受到称赞。用户赞赏其紧凑的做工和顺滑的变焦环，但指出光圈较小，锐度相比更昂贵的变焦镜头略有不足。经过验证的购买者推荐它作为搭配索尼机身的理想旅行镜头。
优点
- 轻便设计
- 多功能28-300mm焦段
- 顺滑的变焦环
- 紧凑构造适合旅行
- 与索尼机身良好兼容
缺点
- 最大光圈较小 (f/4-7.1)
- 相比高端变焦镜头锐度降低
- 非内变焦设计
- 某些机身上高帧率自动对焦较慢
Build quality 3
Sharpness 3
Aperture 2
Weight and portability 3
Zoom range 4
Autofocus performance 1
Canon RF-S 3.9mm f/3.5 STM Dual Fisheye 4mm
45 满分 100 置信度中 11 条评价
佳能RF-S 3.9mm f/3.5 STM双鱼眼镜头收到褒贬不一的评价。一位已验证用户报告了一个严重的自动对焦错误，需要重置相机才能修复，并且与佳能VR Utility不兼容。另一位已验证用户认为它是R5系统的一个价格实惠、轻便且带自动对焦的替代品。第三位未验证用户称赞其用于VR视频，称其为婚礼摄像的10/10购买。
优点
- R5设置的经济实惠替代品
- 轻量化设计
- 自动对焦功能
- 非常适合VR视频
- 适合婚礼摄像
缺点
- 频繁丢失自动对焦，需要重置相机
- 与佳能VR Utility不兼容
- 兼容性有限（仅确认R7）
- 没有旋入式ND滤镜选项
- 仅对左镜头主体自动对焦
Autofocus reliability 3
Compatibility 3
Value for money 2
Vr video quality 2
Build quality 1
Filter options 2
评分
Budget
Macro
Landscape
Portrait
Professional
Wildlife Sports
Video Cinema
Street
Travel
规格
| Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD | Canon RF-S 3.9mm f/3.5 STM Dual Fisheye 4mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 28 mm | 4 mm |
| Focal Length Max | 300 mm | 4 mm |
| Elements | 20 | 11 |
| Groups | 13 | 8 |
| Aspherical Elements | 3★ | — |
| ED Elements | 2 | 2 |
| Coating | fluorine coating | Air Sphere Coating |
| Aperture | ||
| Max Aperture | f/4 | f/16 |
| Min Aperture | 4-7.1 | f/3.5 |
| Constant | ✗ | ✗ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.59 kg | 0.29 kg★ |
| Filter Thread | 67 mm | 31 mm |
| AF & Stabilization | ||
| AF Type | VXD linear motor★ | STM |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 201 mm |
| Max Magnification | 1:2.8 | 1:33.33 |
优缺点
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
- Strong versatility (98th percentile)98th %ile
- Strong af (98th percentile)98th %ile
- Strong optical (97th percentile)97th %ile
- Strong user sentiment (91st percentile)91st %ile
Canon RF-S 3.9mm f/3.5 STM Dual Fisheye 4mm
- Strong af (85th percentile)85th %ile
- Strong macro (81st percentile)81st %ile
- Strong build (76th percentile)
- Below average user sentiment (2nd percentile)2nd %ile
- Below average social proof (26th percentile)
- Below average bokeh (30th percentile)
- Below average versatility (34th percentile)
价格
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD0.357每美元得分
vs
Canon RF-S 3.9mm f/3.5 STM Dual Fisheye 4mm0.043每美元得分
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 性价比高 8.3 倍
结论
胜出: Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Scores 100 overall, wins 9 of 9 usage categories and 7 of 21 specs.
