Tamron Di III F050 20mm
Tamron
77 Overall Score
vs
Sigma Contemporary 10-18mm f/2.8 DC DN
Sigma
90 Overall Score
Scores
Macro
Travel
Street
Budget
Professional
Portrait
Landscape
Video Cinema
Wildlife Sports
Specifications
| Tamron Di III F050 20mm | Sigma Contemporary 10-18mm f/2.8 DC DN | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 20 mm | 10 mm |
| Focal Length Max | 20 mm | 18 mm |
| Elements | 10 | 13 |
| Groups | 9 | 10 |
| Aspherical Elements | 1 | 1 |
| ED Elements | 3 | 4★ |
| Coating | Fluorine Coating, Broad-Band Anti-Reflection Coating | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Sony E | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.23 kg★ | 0.26 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | OSD | Autofocus |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 119 mm | 117 mm★ |
| Max Magnification | 1:2 | 1:4 |
Pros & Cons
Tamron Di III F050 20mm
- Strong macro (92nd percentile)92nd %ile
- Strong build (90th percentile)90th %ile
- Strong aperture (84th percentile)84th %ile
- Strong bokeh (82nd percentile)82nd %ile
- Below average versatility (34th percentile)
Sigma Contemporary 10-18mm f/2.8 DC DN
- Strong macro (93rd percentile)93rd %ile
- Strong build (88th percentile)88th %ile
- Strong aperture (84th percentile)84th %ile
- Strong optical (83rd percentile)83rd %ile
Pricing
Tamron Di III F050 20mm0.027score per dollar
vs
Sigma Contemporary 10-18mm f/2.8 DC DN0.016score per dollar
Tamron Di III F050 20mm offers 1.7x better value for money
Tamron Di III F050 20mm
Sigma Contemporary 10-18mm f/2.8 DC DN
Verdict
Winner: Sigma Contemporary 10-18mm f/2.8 DC DN
Scores 90 overall, wins 8 of 9 usage categories and 2 of 21 specs.
