Sigma Art 17-40mm F1.8 DC
Sigma
62 التقييم العام
مقابل
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
Tamron
97 التقييم العام
التقييمات
Video Cinema
Budget
Macro
Professional
Travel
Portrait
Landscape
Street
Wildlife Sports
المواصفات
| Sigma Art 17-40mm F1.8 DC | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 17 mm |
| Focal Length Max | 40 mm | 70 mm |
| Elements | 19 | 16 |
| Groups | 13 | 12 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 2 | 2 |
| Coating | Nano Crystal Coat | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/2.8 |
| Min Aperture | f/1.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.56 kg | 0.54 kg★ |
| Filter Thread | 77 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | HLA | RXD |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 280 mm | 190 mm★ |
| Max Magnification | 0.25x | 1:4.8★ |
الإيجابيات والسلبيات
Sigma Art 17-40mm F1.8 DC
- Strong optical (94th percentile)94th %ile
- Strong aperture (93rd percentile)93rd %ile
- Strong bokeh (91st percentile)91st %ile
- Strong versatility (76th percentile)
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
- Strong optical (91st percentile)91st %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong macro (86th percentile)86th %ile
الحكم النهائي
الفائز: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
Scores 97 overall, wins 9 of 9 usage categories and 7 of 21 specs.