Canon RF 28-70mm f/2.8 IS STM
Canon
88 综合评分
vs
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Tamron
100 综合评分
买家怎么说
Canon RF 28-70mm f/2.8 IS STM
90 满分 100 置信度中 13 条评价
佳能RF 24-70mm f/2.8L IS USM镜头因其锐度、快速自动对焦和轻量化设计而获得压倒性好评。用户视其为从套机镜头升级的多功能选择，尤其适用于R7和R5 Mark II等无反相机。唯一点评负面的原因是配送问题，而非产品质量。
优点
- 清晰的画质
- 快速准确的对焦
- 轻巧紧凑的设计
- 出色的性价比
- 适用于多种场景的万能性
缺点
- 可能的配送管理问题
Image quality 4
Autofocus performance 3
Weight and portability 6
Value for money 4
Versatility 2
Delivery experience 1
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
评分
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Travel
Street
规格
| Canon RF 28-70mm f/2.8 IS STM | Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 28 mm |
| Focal Length Max | 70 mm | 300 mm |
| Elements | 14 | 20 |
| Groups | 11 | 13 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 2 | 2 |
| Coating | Super Spectra Coating (SSC) | fluorine coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/4 |
| Min Aperture | f/2.8 | 4-7.1 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame | full-frame |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg★ | 0.59 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM | VXD linear motor★ |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 270 mm | 190 mm★ |
| Max Magnification | 0.24x | 1:2.8★ |
优缺点
Canon RF 28-70mm f/2.8 IS STM
- Strong stabilization (98th percentile)98th %ile
- Strong aperture (88th percentile)88th %ile
- Strong bokeh (86th percentile)86th %ile
- Strong user sentiment (86th percentile)86th %ile
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 (96th percentile)96th %ile
- Strong user sentiment (91st percentile)91st %ile
结论
胜出: Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Scores 100 overall, wins 4 of 9 usage categories and 5 of 22 specs.