Tamron Di III VC 70-180mm f/2.8 Di III VC VXD G2 70mm
Tamron
70 综合评分
vs
Pentax Limited Series 23010 40mm
Pentax
73 综合评分
买家怎么说
Tamron Di III VC 70-180mm f/2.8 Di III VC VXD G2 70mm
85 满分 100 置信度高 60 条评价
Tamron 70-180mm f/2.8 G2 因其锐度、轻量化设计以及与索尼 70-200mm GM II 等更昂贵的原厂镜头相比出色的性价比而广受赞誉。用户强调其快速自动对焦、有效的图像稳定和坚固的构造，使其成为运动、野生动物和日常长焦摄影的首选。一些担忧包括缺乏 200mm 焦距、可伸缩前部可能进灰以及个别关于无完整保修的灰色市场产品的报告。总体而言，它以低廉的成本提供了专业级的效果。
优点
- 整个变焦范围内出色的锐度
- 轻巧便携的设计
- 卓越的性价比
- 快速准确的自动对焦
- 有效的图像稳定
缺点
- 缺乏竞争对手的200mm焦距
- 可伸缩前部元件可能积灰
- 灰色市场产品无完整保修
- 非齐焦
- 不兼容增距镜
Sharpness 18
Value for money 15
Weight and portability 14
Autofocus performance 12
Image stabilization 8
Build quality 10
Pentax Limited Series 23010 40mm
82 满分 100 置信度中 24 条评价
宾得HD DA 20-40mm f/2.8-4 ED Limited DC WR镜头因其出色的做工质量、锐度和美丽的色彩还原而备受赞誉。用户喜欢它作为街拍和风景摄影的多功能挂机镜头，尤其是在K-3等APS-C机身上。主要缺点是可变光圈和许多人认为相对于套机镜头的性能提升而言价格过高。
优点
- 出色的做工质量
- 优秀的锐度
- 美丽的色彩还原
- 防尘防滴
- 适合街拍和风景的多功能焦段
缺点
- 可变光圈 (f/2.8-4)
- 性能提升价格过高
- 变焦范围有限
- 不如某些套机镜头广角
Build quality 8
Sharpness 7
Color rendition 5
Value for money 4
Weather resistance 3
Variable aperture 3
评分
Landscape
Budget
Macro
Travel
Street
Video Cinema
Portrait
Professional
Wildlife Sports
规格
| Tamron Di III VC 70-180mm f/2.8 Di III VC VXD G2 70mm | Pentax Limited Series 23010 40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 70 mm | 20 mm |
| Focal Length Max | 180 mm | 40 mm |
| Elements | 20 | 9 |
| Groups | 15 | 8 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 4★ | 1 |
| Coating | BBAR-G2 | HD coating |
| Aperture | ||
| Max Aperture | f/22 | f/4 |
| Min Aperture | f/2.8 | 2.8-4 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Sony E | Pentax K |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.85 kg | 0.28 kg★ |
| Filter Thread | 67 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | VXD | DC |
| Stabilization | ✓★ | ✗ |
| Stabilization Stops | 5 stops★ | — |
| Focus | ||
| Min Focus Distance | 300 mm | 280 mm★ |
| Max Magnification | 1:2.6 | 1:5 |
优缺点
Tamron Di III VC 70-180mm f/2.8 Di III VC VXD G2 70mm
- Strong optical (98th percentile)98th %ile
- Strong stabilization (97th percentile)97th %ile
- Strong social proof (87th percentile)87th %ile
- Strong versatility (78th percentile)
- Below average aperture (21st percentile)
- Below average bokeh (25th percentile)
Pentax Limited Series 23010 40mm
- Strong social proof (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
- Strong bokeh (81st percentile)81st %ile
- Strong macro (73rd percentile)
- Below average stabilization (35th percentile)
价格
Tamron Di III VC 70-180mm f/2.8 Di III VC VXD G2 70mm0.070每美元得分
vs
Pentax Limited Series 23010 40mm0.140每美元得分
Pentax Limited Series 23010 40mm 性价比高 2.0 倍
结论
胜出: Tamron Di III VC 70-180mm f/2.8 Di III VC VXD G2 70mm
Scores 70 overall, wins 5 of 9 usage categories and 6 of 22 specs.
