Sigma Contemporary 18-50mm f/2.8 DC DN
Sigma
98 Загальна оцінка
vs
IRIX Blackstone 15mm f/2.4 Blackstone 15mm
IRIX
45 Загальна оцінка
Оцінки
Travel
Street
Budget
Professional
Macro
Video Cinema
Portrait
Landscape
Wildlife Sports
Характеристики
| Sigma Contemporary 18-50mm f/2.8 DC DN | IRIX Blackstone 15mm f/2.4 Blackstone 15mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 18 mm | 15 mm |
| Focal Length Max | 50 mm | 15 mm |
| Elements | 13 | 15 |
| Groups | 10 | 11 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 1 | 2★ |
| Coating | Super Multi-Layer Coating | Neutrino coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/22 |
| Min Aperture | f/2.8 | f/2.4 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Pentax K |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.29 kg★ | 0.69 kg |
| Filter Thread | 55 mm | 95 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | manual focus only |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 121 mm★ | 280 mm |
| Max Magnification | 1:2.8 | 1:2 |
Плюси та мінуси
Sigma Contemporary 18-50mm f/2.8 DC DN
- Strong macro (92nd percentile)92nd %ile
- Strong social proof (90th percentile)90th %ile
- Strong af (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
IRIX Blackstone 15mm f/2.4 Blackstone 15mm
- Strong optical (86th percentile)86th %ile
- Strong macro (75th percentile)
- Strong social proof (70th percentile)
- Below average af (13th percentile)13th %ile
- Below average aperture (20th percentile)20th %ile
- Below average bokeh (23rd percentile)
- Below average versatility (34th percentile)
Вердикт
Переможець: Sigma Contemporary 18-50mm f/2.8 DC DN
Scores 98 overall, wins 9 of 9 usage categories and 5 of 21 specs.