Sigma Art 17-40mm F1.8 DC
Sigma
100 综合评分
vs
Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD
Tamron
82 综合评分
买家怎么说
Sigma Art 17-40mm F1.8 DC
95 满分 100 置信度高 36 条评价
适马17-40mm f/1.8 DC DN Art镜头因其出色的画质、恒定大光圈和紧凑的内变焦设计而广受赞誉。用户强调其锐度、轻巧的机身以及在佳能R7和富士等APS-C画幅无反相机上出色的自动对焦性能。虽然有一些关于特定相机兼容性以及防尘防滴、光圈环等功能的疑问，但总体评价极为正面。
优点
- 出色的画质
- 恒定f/1.8大光圈
- 紧凑的内变焦设计
- 轻巧的机身
- 锐利明亮的照片
缺点
- 未提及防尘防滴
- 部分卡口无手动光圈环
- 与全画幅相机的兼容性问题
- 对部分买家来说价格较高
Image quality 8
Aperture 7
Build quality 6
Autofocus 4
Value for money 4
Compatibility 12
Tamron Di III-A 18-300mm F3.5-6.3 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
评分
Portrait
Budget
Professional
Video Cinema
Macro
Travel
Landscape
Street
Wildlife Sports
规格
| Sigma Art 17-40mm F1.8 DC | Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 18 mm |
| Focal Length Max | 40 mm | 300 mm |
| Elements | 8 | 19 |
| Groups | 11 | 5 |
| Aspherical Elements | 4★ | 3 |
| ED Elements | 4 | 4 |
| Coating | Super Multi-Layer Coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/3.5 |
| Min Aperture | f/1.8 | 3.5-6.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 11★ | 7 |
| Build | ||
| Mount | Sony E | Nikon Z |
| Format | APS-C | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg★ | 0.62 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | HLA (High-response Linear Actuator) | VXD (Voice-coil eXtreme-torque Drive) |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 280 mm | 150 mm★ |
| Max Magnification | 1:4.8 | 1:2 |
优缺点
Sigma Art 17-40mm F1.8 DC
- Strong user sentiment (98th percentile)98th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong aperture (94th percentile)94th %ile
- Strong social proof (94th percentile)94th %ile
Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD
- Strong versatility (99th percentile)99th %ile
- Strong optical (95th percentile)95th %ile
- Strong macro (89th percentile)89th %ile
- Strong stabilization (80th percentile)80th %ile
- Below average social proof (17th percentile)17th %ile
价格
结论
胜出: Sigma Art 17-40mm F1.8 DC
Scores 100 overall, wins 6 of 9 usage categories and 4 of 21 specs.
