Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
100 التقييم العام
مقابل
Yongnuo YN17mm F1.7M 17mm
Yongnuo
89 التقييم العام
التقييمات
Street
Travel
Budget
Professional
Macro
Portrait
Video Cinema
Wildlife Sports
Landscape
المواصفات
| Sigma Contemporary 18-50mm f/2.8 DC DN | Yongnuo YN17mm F1.7M 17mm | |
|---|---|---|
| Optics | ||
| Type | zoom | wide-angle |
| Focal Length Min | 18 mm | 17 mm |
| Focal Length Max | 50 mm | 17 mm |
| Elements | 13 | 10 |
| Groups | 10 | 9 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | nano multi-layer coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/1.7 |
| Min Aperture | f/2.8 | f/1.7 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Micro Four Thirds |
| Format | APS-C★ | micro-four-thirds |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg | 0.18 kg★ |
| Filter Thread | 55 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | stepping motor | STM stepper motor★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 121 mm | 17 mm★ |
| Max Magnification | 1:2.8 | 1:6.67 |
الإيجابيات والسلبيات
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (91st percentile)91st %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (88th percentile)88th %ile
- Strong build (87th percentile)87th %ile
Yongnuo YN17mm F1.7M 17mm
- Strong macro (99th percentile)99th %ile
- Strong build (95th percentile)95th %ile
- Strong aperture (94th percentile)94th %ile
- Strong bokeh (91st percentile)91st %ile
- Below average versatility (34th percentile)
الحكم النهائي
الفائز: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 100 overall, wins 5 of 9 usage categories and 3 of 21 specs.