Canon EF-S 17-55mm f/2.8 IS USM
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm
买家怎么说
Canon EF-S 17-55mm f/2.8 IS USM
佳能EF-S 17-55mm f/2.8 IS USM因其出色的图像质量、快速恒定光圈和有效的防抖功能而广受赞誉,是APS-C画幅用户喜爱的全能镜头。然而,许多用户报告了严重的进灰问题、镜头垂头和与其高昂价格不符的做工质量。虽然光学性能媲美L系列镜头,但缺乏防尘防滴密封以及随着时间的推移偶尔出现的自动对焦或防抖故障是常见的痛点。总体而言,它是一款光学性能出色但耐用性存在明显问题的镜头。
优点
- 出色的图像锐度和对比度
- 快速恒定f/2.8光圈
- 有效的图像稳定(3档)
- 适用于APS-C的17-55mm多功能焦段
- 快速安静的USM自动对焦
缺点
- 镜头内部严重进灰
- 长时间使用后镜头垂头
- 无防尘防滴密封
- 塑料做工与价格不符
- 作为EF-S镜头价格昂贵
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm
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
评分
规格
| Canon EF-S 17-55mm f/2.8 IS USM | Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 28 mm |
| Focal Length Max | 55 mm | 300 mm |
| Elements | 19 | 20 |
| Groups | 12 | 13 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 1 | 2★ |
| Coating | Super Spectra coating | fluorine coating |
| Aperture | ||
| Max Aperture | f/22 | f/4 |
| Min Aperture | f/2.8 | 4-7.1 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Canon EF-S | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.64 kg | 0.59 kg★ |
| Filter Thread | 77 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | USM | VXD linear motor★ |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 3 stops★ | — |
| Focus | ||
| Min Focus Distance | 351 mm | 190 mm★ |
| Max Magnification | 0.17x | 1:2.8★ |
优缺点
Canon EF-S 17-55mm f/2.8 IS USM
- Strong af (93rd percentile)93rd %ile
- Strong optical (93rd percentile)93rd %ile
- Strong social proof (90th percentile)90th %ile
- Strong versatility (84th percentile)84th %ile
- Below average bokeh (14th percentile)14th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average aperture (22nd percentile)
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm
- 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
价格
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm 性价比高 4.0 倍
结论
Scores 100 overall, wins 9 of 9 usage categories and 8 of 22 specs.