IRIX Dragonfly 21mm f/1.4 Dragonfly 21mm
IRIX
36 Score global
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
Tamron
97 Score global
Scores
Video Cinema
Budget
Macro
Professional
Travel
Portrait
Landscape
Street
Wildlife Sports
Spécifications
| IRIX Dragonfly 21mm f/1.4 Dragonfly 21mm | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm | |
|---|---|---|
| Optics | ||
| Type | wide-angle | zoom |
| Focal Length Min | 21 mm | 17 mm |
| Focal Length Max | 21 mm | 70 mm |
| Elements | 15 | 16 |
| Groups | 11 | 12 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 4★ | 2 |
| Coating | 1034 | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/16 | f/2.8 |
| Min Aperture | f/1.4 | f/2.8 |
| Constant | — | ✓★ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Canon EF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.83 kg | 0.54 kg★ |
| Filter Thread | — | 67 mm |
| AF & Stabilization | ||
| AF Type | manual focus only | RXD |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 300 mm | 190 mm★ |
| Max Magnification | — | 1:4.8★ |
Avantages & Inconvénients
IRIX Dragonfly 21mm f/1.4 Dragonfly 21mm
- Strong optical (90th percentile)90th %ile
- Strong macro (71st percentile)
- Below average af (13th percentile)13th %ile
- Below average build (21st percentile)
- Below average versatility (34th 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
Verdict
Gagnant: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
Scores 97 overall, wins 9 of 9 usage categories and 6 of 21 specs.