Sigma Contemporary 28-70mm f/2.8 DG DN
Sigma
84 Overall Score
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
99 Overall Score
Scores
Video Cinema
Budget
Professional
Macro
Portrait
Landscape
Travel
Street
Wildlife Sports
Specifications
| Sigma Contemporary 28-70mm f/2.8 DG DN | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 17 mm |
| Focal Length Max | 70 mm | 70 mm |
| Elements | 15 | 16 |
| Groups | 12 | 12 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 4★ | 2 |
| Coating | water and oil repellant coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Sony E | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.47 kg★ | 0.54 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | stepping motor★ | RXD |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 190 mm | 190 mm |
| Max Magnification | 3.3 to 4.6 x★ | 1:4.8 |
Pros & Cons
Sigma Contemporary 28-70mm f/2.8 DG DN
- Strong macro (95th percentile)95th %ile
- Strong optical (94th percentile)94th %ile
- Strong af (88th percentile)88th %ile
- Strong bokeh (86th percentile)86th %ile
- Below average social proof (30th percentile)
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (91st percentile)91st %ile
- Strong versatility (89th percentile)89th %ile
- Strong social proof (86th percentile)86th %ile
- Strong bokeh (86th percentile)86th %ile
Pricing
Sigma Contemporary 28-70mm f/2.8 DG DN0.003score per dollar
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD0.007score per dollar
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD offers 2.3x better value for money
Sigma Contemporary 28-70mm f/2.8 DG DN
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Verdict
Winner: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Scores 99 overall, wins 8 of 9 usage categories and 2 of 21 specs.
