Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
16.6倍变焦范围覆盖27-450mm等效焦距，配合VXD线性马达和VC防抖，在620g镜身上实现了从广角到超远摄的无缝切换。1:2的近摄放大率和全天候密封设计，让这支镜头在旅行风光之外还能兼顾微距题材。适合追求一镜走天下、不愿在旅途中更换镜头的APS-C画幅用户。
概览
30秒速览
轻便防抖仍是优点，但光圈小、边缘画质软、对焦一般，加上众多强力新竞品涌入，综合评分从 89 跌至 70。除非你极度追求轻量化，否则同价位有更好的选择。
优缺点
优点
- 轻便紧凑的设计，日常携带无负担 95th
- 防抖性能出色，手持拍摄成功率高 90th
- 最近对焦距离实用，近摄能力不错 83rd
- 画质在中心区域锐利度尚可 80th
缺点
- 光圈偏小，弱光环境下表现受限
- 边缘画质下降明显，尤其长焦端
- 对焦速度在追拍运动物体时不够果断
- 塑料卡口长期耐用性存疑
- 与新款竞品相比性价比不再突出
用户评价
用户评价
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
- Q1 202683/100
Buyers praised the lens for its versatility, lightweight build, and suitability for travel and beginners. Some noted warranty issues and slightly rough zoom action.
- Versatile, lightweight, and great for travel and beginners.
- Warranty not honored when lens breaks; product otherwise great.
- Zoom not as smooth as Nikon; still a good lens.
- Well-built, fits small bags, fast auto-focus.
- Q4 202260/100
Mixed reviews: some praise image quality and stabilization, others critique weight, size, and softness at 300mm.
- Good image quality for a superzoom, better than older models.
- Larger and heavier than competitors like 18-135.
- Image quality not perfect at 300mm.
- Not a true wide angle; may disappoint for landscapes.
基于 47 条带日期的客户评价，按日历季度分组。分期分析为英文。
实测数据
性能表现
规格参数
完整规格参数
Optics
| Type | Zoom |
| Focal Length Min | 300 |
| Focal Length Max | 300 |
| Elements | 19 |
| Groups | 5 |
| Aspherical Elements | 3 |
| ED Elements | 4 |
| Coating | Fluorine coating |
Aperture
| Max Aperture | f/3.5 |
| Min Aperture | 3.5-6.3 |
| Constant | No |
| Diaphragm Blades | 7 |
Build
| Mount | Sony E |
| Format | APS-C |
| Weather Sealed | Yes |
| Weight | 0.6 kg / 1.4 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | VXD |
| Stabilization | Yes |
Focus
| Min Focus Distance | 150 |
| Max Magnification | 1:2 |
竞品对比
放在当前镜头阵容里，它的处境有些尴尬。Canon RF 28-70mm f/2.8 IS STM 在光圈和光学素质上全面压制，Tamron 18-300mm 则用一镜走天涯的便利性吸引旅行用户，Panasonic LUMIX S-R28200 和 Nikon 16-85mm 也在各自系统里提供了更均衡的焦段与画质。Sony G Master SEL70200GM2 虽然贵得多，但二代对焦速度和解析力树立了新的标杆。这支镜头原先的轻便优势，如今被多支新品稀释，除非你极度在意重量，否则很容易被其他选项分流。
| Spec | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR Z 17-28mm f/2.8 | Sigma Contemporary 16-28mm f/2.8 DG DN | Panasonic Leica DG Vario-Elmarit H-ES12060 | Canon RF 28-70mm f/2.8 IS STM | Sony FE SEL2070G |
|---|---|---|---|---|---|---|
| Focal Length | 300mm | 17-28mm | 16-28mm | 12-60mm | 28-70mm | 20-70mm |
| Max Aperture | f/3.5 | f/2.8 | f/2.8 | f/2.8 | f/22 | f/4 |
| Mount | Sony E | Nikon Z | Sony E | Micro Four Thirds | Canon RF | Sony E |
| Stabilization | true | false | false | true | true | false |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 621 | 450 | 450 | 320 | 495 | 488 |
| AF Type | VXD | Stepping Motor | Stepping AF Motor | linear motor | STM | Autofocus |
| Lens Type | zoom | zoom | zoom | zoom | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | AF | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | 用户口碑 | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | 53.7 | 75.9 | 64.3 | 89.7 | 94.9 | 77.9 | 44.2 | 33.3 | 80.4 | 83.4 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 87.4 | 87.4 | 75.9 | 85.9 | 88 | 84.6 | 90.8 | 67.3 | 68.7 | 37.8 |
| Sigma Contemporary 16-28mm f/2.8 DG DN Compare | 87.4 | 87.4 | 75.9 | 77.8 | 97.2 | 84.6 | 75.6 | 68 | 62.6 | 37.8 |
| Panasonic Leica DG Vario-Elmarit H-ES12060 Compare | 98.1 | 87.4 | 84.6 | 51.9 | 91 | 84.6 | 44.2 | 93.1 | 67.7 | 83.4 |
| Canon RF 28-70mm f/2.8 IS STM Compare | 87.4 | 24.1 | 72.6 | 80 | 86.2 | 21 | 98.1 | 76.9 | 89.2 | 98.6 |
| Sony FE SEL2070G Compare | 53.7 | 78.5 | 73.2 | 52.5 | 91 | 67.2 | 63.4 | 84.4 | 92.6 | 37.8 |
价格
性价比分析
以目前的市场定位来看，这支镜头的价格竞争力明显下滑。Canon RF 28-70mm f/2.8 IS STM 以相近的价位提供了恒定大光圈和专业级防护，Tamron 18-300mm 则以更灵活的焦段覆盖抢走了大量入门用户。如果你追求轻便和防抖，它依然可用，但同价位现在有太多画质更好或光圈更大的选择，除非遇到促销降价，否则很难作为首推。
Amazon.it 1 个报价 最低 €630
Price History
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常见问题
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不适合的人群
追求虚化和弱光拍摄的用户应该跳过，f/6.3 的长焦端光圈限制了创作空间。对边缘画质有高要求的风光摄影师也会失望。如果你已经在关注 Canon RF 28-70mm f/2.8 或 Tamron 18-300mm，直接选后者会更符合预期。
最终评价
得分从 89 降至 70，反映的是市场环境的剧变而非镜头本身变差。它仍然是一支轻巧、防抖可靠的日常变焦头，但面对佳能、腾龙、松下等品牌近期推出的强力竞品，原先的推荐理由已经站不住脚。如果你已经拥有它，继续使用完全没问题，但如果是新购机用户，建议优先考虑同价位的大光圈或更大变焦范围选项，这支镜头现在更适合作为备机或特定轻量化场景的补充。
