Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
Tamron
100 综合评分
vs
Yongnuo YN 50mm f/1.8 50mm
Yongnuo
55 综合评分
买家怎么说
Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
82 满分 100 置信度中 16 条评价
Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD 被广泛称赞为索尼APS-C相机的一款多功能全能变焦镜头。用户喜爱其惊人的16.6倍变焦范围、广角端的近摄能力以及扎实的画质，尽管有人指出在70-80mm以上画质变软且自动对焦较慢。该镜头比典型的APS-C镜头更重，但仍被认为便携。少数已验证买家报告长焦端锐度问题和变焦环生涩，但大多数人认为它是替代多支定焦和变焦镜头的出色全能镜头。
优点
- 惊人的16.6倍变焦范围
- 广角端近摄（半微距）
- 良好的画质和色彩还原
- 坚固的机身带防尘防滴
- 有效的防抖（VC）
缺点
- 70-80mm以上画质变软
- 自动对焦比小型变焦慢
- 对APS-C来说又重又大
- 变焦环缩回时生涩
- 两端有中度畸变
Zoom range 12
Image quality 10
Autofocus speed 6
Build quality 8
Weight and size 7
Close focusing 5
Yongnuo YN 50mm f/1.8 50mm
78 满分 100 置信度中 11 条评价
这款50mm f/1.8镜头被广泛认为是初学者和爱好者的超值选择。用户称赞其前景对焦清晰、背景虚化效果佳，非常适合人像和产品拍摄。虽然做工感觉廉价，自动对焦噪音大且速度慢，但大多数用户认为其光学性能远超其低廉的价格。有少数用户提到了耐用性问题以及与新型遮光罩不兼容的情况。
优点
- 超值性价比
- 前景对焦清晰
- 令人满意的虚化效果
- 人像拍摄出色
- 轻便紧凑
缺点
- 自动对焦噪音大
- 自动对焦速度慢
- 做工廉价
- 耐用性存疑
- 与新型遮光罩不兼容
Value for money 6
Bokeh and image quality 6
Autofocus speed 4
Autofocus noise 3
Build quality 4
Beginner friendly 5
评分
Budget
Portrait
Travel
Wildlife Sports
Macro
Video Cinema
Landscape
Professional
Street
规格
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Yongnuo YN 50mm f/1.8 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 50 mm |
| Focal Length Max | 300 mm | 50 mm |
| Elements | 19 | 8 |
| Groups | 5 | 7 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 4★ | 1 |
| Coating | Fluorine Coating | Multi-Coated |
| Aperture | ||
| Max Aperture | f/3.5 | f/16 |
| Min Aperture | 3.5-6.3 | f/1.8 |
| Constant | ✗ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.62 kg | 0.16 kg★ |
| Filter Thread | 67 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | VXD linear motor★ | Autofocus |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 150 mm★ | 450 mm |
| Max Magnification | 1:2 | 1:6.67 |
优缺点
Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
- Strong versatility (99th percentile)99th %ile
- Strong af (98th percentile)98th %ile
- Strong optical (95th percentile)95th %ile
- Strong macro (87th percentile)87th %ile
Yongnuo YN 50mm f/1.8 50mm
- Strong build (95th percentile)95th %ile
- Strong social proof (76th percentile)
- Below average user sentiment (30th percentile)
- Below average bokeh (31st percentile)
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
价格
Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD0.185每美元得分
vs
Yongnuo YN 50mm f/1.8 50mm0.670每美元得分
Yongnuo YN 50mm f/1.8 50mm 性价比高 3.6 倍
结论
胜出: Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
Scores 100 overall, wins 9 of 9 usage categories and 5 of 21 specs.
