Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
99 综合评分
vs
Canon RF 24-50mm f/4.5-6.3 IS STM
Canon
78 综合评分
买家怎么说
Sigma Contemporary 18-50mm f/2.8 DC DN
88 满分 100 置信度高 91 条评价
Sigma 18-50mm f/2.8 DC DN Contemporary 被广泛称赞为 APS-C 无反相机的一款紧凑、轻便且锐利的标准变焦镜头。用户一致强调其出色的图像质量、快速的 f/2.8 光圈和实惠的价格是主要优势，使其成为套机镜头的热门升级选择。常见的批评包括缺乏光学防抖和遮光罩设计不佳，但总体情绪极为积极。
优点
- 出色的图像锐度
- 紧凑轻巧的设计
- 快速恒定的 f/2.8 光圈
- 物超所值
- 快速安静的自动对焦
缺点
- 无光学防抖
- 遮光罩设计不佳
- 无防尘防滴
- 塑料制造工艺
- 变焦环方向与富士相反
Image quality 25
Build quality 12
Value for money 18
Size and weight 20
Autofocus performance 10
Stabilization 8
Canon RF 24-50mm f/4.5-6.3 IS STM
78 满分 100 置信度中 16 条评价
佳能 RF 24-50mm f/4.5-6.3 IS STM 镜头因其紧凑的尺寸、轻巧的重量和良好的图像质量而备受赞誉，是一款多功能且不显眼的旅行伴侣。用户欣赏其性价比，尤其是与相机捆绑购买时，并认为它适合休闲外出、云台工作和人像摄影。然而，一些人注意到它在变焦时会显著伸长，这可能令人惊讶，而塑料卡口和挑剔的镜头盖是次要缺点。总体而言，对于想要一个小型全画幅变焦镜头而又不想携带 L 系列镜头笨重体积的人来说，这是一个很棒的预算友好型选择。
优点
- 紧凑轻巧的设计
- 价格合理的良好图像质量
- 适合旅行的多功能变焦范围
- 不显眼的外观
- 与相机捆绑时性价比极高
缺点
- 变焦时显著伸长
- 塑料卡口感觉廉价
- 令人沮丧的镜头盖设计
- 小光圈导致虚化有限
- 跌落时卡扣系统易裂
Size and portability 6
Image quality 5
Value for money 4
Build quality 3
Zoom extension 2
Lens cap design 1
评分
Travel
Budget
Street
Professional
Portrait
Macro
Video Cinema
Landscape
Wildlife Sports
规格
| Sigma Contemporary 18-50mm f/2.8 DC DN | Canon RF 24-50mm f/4.5-6.3 IS STM | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 18 mm | 24 mm |
| Focal Length Max | 50 mm | 50 mm |
| Elements | 13 | 8 |
| Groups | 10 | 8 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1★ | — |
| Coating | Super Multi-Layer Coating | Super Spectra Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/6.3 |
| Min Aperture | f/2.8 | 4.5-6.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.29 kg | 0.21 kg★ |
| Filter Thread | 55 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | STM★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 4.5 stops★ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 300 mm |
| Max Magnification | 1:2.8 | 1:9 |
优缺点
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (92nd percentile)92nd %ile
- Strong social proof (90th percentile)90th %ile
- Strong aperture (87th percentile)87th %ile
- Strong af (86th percentile)86th %ile
Canon RF 24-50mm f/4.5-6.3 IS STM
- Strong stabilization (95th percentile)95th %ile
- Strong af (86th percentile)86th %ile
- Strong build (84th percentile)84th %ile
- Strong versatility (74th percentile)
- Below average user sentiment (30th percentile)
价格
Sigma Contemporary 18-50mm f/2.8 DC DN
Canon RF 24-50mm f/4.5-6.3 IS STM
No current pricing available
结论
胜出: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 99 overall, wins 9 of 9 usage categories and 5 of 22 specs.
