Pentax HD PENTAX-FA 50mm f/1.4 50mm
Pentax
49 综合评分
vs
Nikon NIKKOR 20059 18-55mm
Nikon
96 综合评分
买家怎么说
Pentax HD PENTAX-FA 50mm f/1.4 50mm
88 满分 100 置信度中 28 条评价
HD FA 50mm f/1.4 镜头因其卓越的锐度、美丽的色彩还原和柔和的散景而广受赞誉。用户欣赏其快速安静的自动对焦、坚固的做工以及与胶片和数码宾得机身的兼容性。有人提到在旧相机上需要更新固件以及偶尔的后焦问题，但总体而言，它被认为是一流的定焦镜头。
优点
- 卓越锐度
- 美丽色彩还原
- 柔和散景
- 快速安静自动对焦
- 坚固做工
缺点
- 旧相机需要固件更新
- 偶尔后焦问题
- 最大光圈时轻微洋红色偏
- 比其他镜头重
- 价格可能高于宾得直销
Image quality 12
Autofocus performance 5
Build quality 6
Firmware compatibility 4
Bokeh 4
Value for money 3
Nikon NIKKOR 20059 18-55mm
85 满分 100 置信度低 9 条评价
这款尼康18-55mm镜头因其锐度、轻巧和出色的性价比而广受赞誉，尤其是作为套机镜头。用户强调其色彩鲜艳、自动对焦安静，尽管有人指出塑料机身感觉脆弱，且镜筒在长焦端可能晃动。总体而言，它被认为是一款超越其低廉价格的出色入门镜头。
优点
- 图像清晰锐利
- 轻巧便携
- 性价比极高
- 色彩还原鲜艳
- 自动对焦安静
缺点
- 塑料机身感觉脆弱
- 镜筒在长焦端晃动
- 无防抖功能
- 公差较松可能影响对焦
Image quality 6
Build quality 4
Value for money 5
Weight and portability 4
Autofocus performance 3
Image stabilization 2
评分
Street
Budget
Macro
Travel
Portrait
Video Cinema
Wildlife Sports
Professional
Landscape
规格
| Pentax HD PENTAX-FA 50mm f/1.4 50mm | Nikon NIKKOR 20059 18-55mm | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 50 mm | 18 mm |
| Focal Length Max | 50 mm | 55 mm |
| Elements | 7 | 7 |
| Groups | 6 | 5 |
| Aspherical Elements | 1 | 2★ |
| ED Elements | 1 | 1 |
| Coating | Multilayer HD Coating | Super Integrated Coating |
| Aperture | ||
| Max Aperture | f/22 | f/3.5 |
| Min Aperture | f/1.4 | 3.5-5.6 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 8★ | 7 |
| Build | ||
| Mount | Pentax K | Nikon F |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.91 kg | 0.20 kg★ |
| Filter Thread | 49 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | pulse stepping motor★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 4 stops★ |
| Focus | ||
| Min Focus Distance | 450 mm | 55 mm★ |
| Max Magnification | 1:6.67★ | — |
优缺点
Pentax HD PENTAX-FA 50mm f/1.4 50mm
- Strong social proof (86th percentile)86th %ile
- Strong user sentiment (81st percentile)81st %ile
- Below average bokeh (19th percentile)19th %ile
- Below average aperture (22nd percentile)
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
Nikon NIKKOR 20059 18-55mm
- Strong macro (95th percentile)95th %ile
- Strong stabilization (92nd percentile)92nd %ile
- Strong social proof (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
价格
Pentax HD PENTAX-FA 50mm f/1.4 50mm0.141每美元得分
vs
Nikon NIKKOR 20059 18-55mm0.322每美元得分
Nikon NIKKOR 20059 18-55mm 性价比高 2.3 倍
结论
胜出: Nikon NIKKOR 20059 18-55mm
Scores 96 overall, wins 9 of 9 usage categories and 6 of 22 specs.
