Sirui Saturn RF50B-A 50mm
Sirui
53 التقييم العام
مقابل
Sigma Contemporary 10-18mm f/2.8 DC DN 10-18mm
Sigma
92 التقييم العام
التقييمات
Travel
Street
Professional
Macro
Portrait
Budget
Landscape
Video Cinema
Wildlife Sports
المواصفات
| Sirui Saturn RF50B-A 50mm | Sigma Contemporary 10-18mm f/2.8 DC DN 10-18mm | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 50 mm | 10 mm |
| Focal Length Max | 50 mm | 18 mm |
| Elements | 17 | 13 |
| Groups | 12 | 10 |
| Aspherical Elements | — | 1★ |
| ED Elements | — | 4★ |
| Coating | — | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | T16 | f/2.8 |
| Min Aperture | T2.9 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 10★ | 7 |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | — | ✓★ |
| Weight | 0.47 kg | 0.26 kg★ |
| Filter Thread | 62 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | Manual Focus | Autofocus |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 900 mm | 117 mm★ |
| Max Magnification | 1:16.2 | 1:4 |
الإيجابيات والسلبيات
Sirui Saturn RF50B-A 50mm
- Strong stabilization (83rd percentile)83rd %ile
- Strong user sentiment (80th percentile)80th %ile
- Strong optical (67th percentile)
- Below average af (14th percentile)14th %ile
- Below average versatility (34th percentile)
Sigma Contemporary 10-18mm f/2.8 DC DN 10-18mm
- Strong macro (93rd percentile)93rd %ile
- Strong build (87th percentile)87th %ile
- Strong aperture (86th percentile)86th %ile
- Strong bokeh (84th percentile)84th %ile
الأسعار
Sirui Saturn RF50B-A 50mm
Sigma Contemporary 10-18mm f/2.8 DC DN 10-18mm
الحكم النهائي
الفائز: Sigma Contemporary 10-18mm f/2.8 DC DN 10-18mm
Scores 92 overall, wins 9 of 9 usage categories and 5 of 21 specs.
