Canon RF-S 14-30mm f/4-6.3 IS STM PZ
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
买家怎么说
Canon RF-S 14-30mm f/4-6.3 IS STM PZ
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Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
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
评分
规格
| Canon RF-S 14-30mm f/4-6.3 IS STM PZ | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 14 mm | 17 mm |
| Focal Length Max | 30 mm | 70 mm |
| Elements | 10 | 16 |
| Groups | 9 | 12 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 1 | 2★ |
| Coating | Air Super Spectra Coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/6.3 | f/2.8 |
| Min Aperture | 4-6.3 | f/2.8 |
| Constant | ✗ | ✓★ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.18 kg★ | 0.54 kg |
| Filter Thread | 58 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM★ | RXD |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5 stops★ | — |
| Focus | ||
| Min Focus Distance | 150 mm★ | 190 mm |
| Max Magnification | 0.38x | 1:4.8★ |
优缺点
Canon RF-S 14-30mm f/4-6.3 IS STM PZ
- Strong stabilization (97th percentile)97th %ile
- Strong build (87th percentile)87th %ile
- Strong af (86th percentile)86th %ile
- Strong versatility (74th percentile)
- Below average social proof (10th percentile)10th %ile
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 (86th percentile)86th %ile
结论
Scores 97 overall, wins 8 of 9 usage categories and 6 of 22 specs.