Canon RF28-70mm F2.8 IS STM 28-70mm
Canon
86 综合评分
vs
Sigma Contemporary 30mm f/1.4 DC DN 30mm
Sigma
82 综合评分
买家怎么说
Canon RF28-70mm F2.8 IS STM 28-70mm
95 满分 100 置信度中 12 条评价
这款镜头因其锐度、轻巧设计和多功能性而备受赞誉，是旅行和弱光摄影的绝佳中焦变焦镜头。用户欣赏它与佳能R系列相机的兼容性以及提供专业品质图像的能力。提到的唯一小缺点是变焦范围有限，但评论者一致认为这是目前最紧凑、最轻便的选择。
优点
- 锐利的图像质量
- 轻巧紧凑的设计
- 多功能中焦变焦
- 出色的弱光性能
- 快速准确的自动对焦
缺点
- 变焦范围有限
- 对某些用户来说价格较高
Image quality 5
Build quality 4
Value for money 3
Low light performance 3
Autofocus 2
Zoom range 2
Sigma Contemporary 30mm f/1.4 DC DN 30mm
82 满分 100 置信度高 245 条评价
Sigma 30mm f/1.4 DC DN Contemporary 镜头因其出色的锐度、快速的 f/1.4 光圈和美丽的散景而广受赞誉，成为 APS-C 相机上弱光和肖像摄影的最爱。用户一致强调其坚固的制造质量和出色的性价比。然而，一些评论者报告了自动对焦不一致的问题，尤其是在较远距离时，以及全开光圈时偶尔出现的色差或暗角。少数镜头在视频模式下表现出嘈杂或不可靠的自动对焦马达。
优点
- 出色的锐度
- 快速的 f/1.4 光圈
- 美丽的散景
- 坚固的制造质量
- 出色的性价比
缺点
- 远距离自动对焦不一致
- 全开光圈时的色差
- 全开光圈时的暗角
- 部分镜头的自动对焦马达噪音
- f/1.4 时边缘柔软
Image quality 45
Autofocus performance 30
Build quality 28
Low light performance 25
Value for money 22
Bokeh 18
评分
Portrait
Macro
Street
Video Cinema
Professional
Budget
Landscape
Travel
Wildlife Sports
规格
| Canon RF28-70mm F2.8 IS STM 28-70mm | Sigma Contemporary 30mm f/1.4 DC DN 30mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 28 mm | 30 mm |
| Focal Length Max | 70 mm | 30 mm |
| Elements | 15 | 9 |
| Groups | 12 | 7 |
| Aspherical Elements | 2 | 2 |
| ED Elements | 2 | 5★ |
| Coating | Super Spectra Coating (SSC) | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/22 | f/1.4 |
| Min Aperture | f/2.8 | f/1.4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Canon RF | Nikon F |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg | 0.27 kg★ |
| Filter Thread | 67 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | STM★ | HSM |
| Stabilization | ✓★ | ✗ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 239 mm★ | 300 mm |
| Max Magnification | 1:4.2 | 1:7.14 |
优缺点
Canon RF28-70mm F2.8 IS STM 28-70mm
- Strong stabilization (99th percentile)99th %ile
- Strong user sentiment (98th percentile)98th %ile
- Strong social proof (90th percentile)90th %ile
- Strong optical (86th percentile)86th %ile
- Below average aperture (22nd percentile)
- Below average bokeh (25th percentile)
Sigma Contemporary 30mm f/1.4 DC DN 30mm
- Strong bokeh (97th percentile)97th %ile
- Strong aperture (97th percentile)97th %ile
- Strong social proof (94th percentile)94th %ile
- Strong build (87th percentile)87th %ile
- Below average versatility (34th percentile)
价格
Canon RF28-70mm F2.8 IS STM 28-70mm0.082每美元得分
vs
Sigma Contemporary 30mm f/1.4 DC DN 30mm0.255每美元得分
Sigma Contemporary 30mm f/1.4 DC DN 30mm 性价比高 3.1 倍
结论
胜出: Canon RF28-70mm F2.8 IS STM 28-70mm
Scores 86 overall, wins 3 of 9 usage categories and 5 of 22 specs.
