Sigma Contemporary 16-28mm f/2.8 DG DN 16-28mm
Sigma
91 التقييم العام
مقابل
Sirui Saturn RF50B-A 50mm
Sirui
53 التقييم العام
التقييمات
Professional
Portrait
Street
Budget
Video Cinema
Macro
Wildlife Sports
Landscape
Travel
المواصفات
| Sigma Contemporary 16-28mm f/2.8 DG DN 16-28mm | Sirui Saturn RF50B-A 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 16 mm | 50 mm |
| Focal Length Max | 28 mm | 50 mm |
| Elements | 16 | 17 |
| Groups | 11 | 12 |
| Aspherical Elements | 4★ | — |
| ED Elements | 5★ | — |
| Coating | Super Multi-Layer Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | T16 |
| Min Aperture | f/2.8 | T2.9 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 10★ |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | full-frame | full-frame |
| Weather Sealed | ✓★ | — |
| Weight | 0.45 kg★ | 0.47 kg |
| Filter Thread | 72 mm | 62 mm |
| AF & Stabilization | ||
| AF Type | Stepping AF Motor | Manual Focus |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 250 mm★ | 900 mm |
| Max Magnification | 1:5.55 | 1:16.2 |
الإيجابيات والسلبيات
Sigma Contemporary 16-28mm f/2.8 DG DN 16-28mm
- Strong optical (97th percentile)97th %ile
- Strong af (87th percentile)87th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong aperture (85th percentile)85th %ile
Sirui Saturn RF50B-A 50mm
- Strong stabilization (83rd percentile)83rd %ile
- Strong user sentiment (81st percentile)81st %ile
- Strong optical (69th percentile)
- Below average af (13th percentile)13th %ile
- Below average versatility (33rd percentile)
الأسعار
Sigma Contemporary 16-28mm f/2.8 DG DN 16-28mm0.103نقاط لكل دولار
مقابل
Sirui Saturn RF50B-A 50mm0.133نقاط لكل دولار
Sirui Saturn RF50B-A 50mm يقدم قيمة أفضل بـ 1.3x مقابل المال
الحكم النهائي
الفائز: Sigma Contemporary 16-28mm f/2.8 DG DN 16-28mm
Scores 91 overall, wins 9 of 9 usage categories and 5 of 21 specs.
