Sigma Contemporary 28-70mm f/2.8 DG DN
Sigma
63 Overall Score
vs
7Artisans Hope Series 25mm T2.1 25mm
7Artisans
39 Overall Score
Scores
Macro
Professional
Landscape
Travel
Budget
Wildlife Sports
Street
Video Cinema
Portrait
Specifications
| Sigma Contemporary 28-70mm f/2.8 DG DN | 7Artisans Hope Series 25mm T2.1 25mm | |
|---|---|---|
| Optics | ||
| Type | zoom | wide-angle |
| Focal Length Min | 28 mm | 25 mm |
| Focal Length Max | 70 mm | 25 mm |
| Elements | 16 | 15 |
| Groups | 12 | 12 |
| Aspherical Elements | 3★ | — |
| ED Elements | 4★ | — |
| Coating | Super Multi-Layer & Nano Porous Coatings | multi-layer nano-coating |
| Aperture | ||
| Max Aperture | f/22 | f/22 |
| Min Aperture | f/2.8 | f/2.1 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 10★ |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.47 kg★ | 1.00 kg |
| Filter Thread | 67 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | Stepping Motor★ | manual focus only |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 300 mm |
| Max Magnification | 1:3.3★ | — |
Pros & Cons
Sigma Contemporary 28-70mm f/2.8 DG DN
- Strong optical (96th percentile)96th %ile
- Strong af (87th percentile)87th %ile
- Strong macro (86th percentile)86th %ile
- Strong versatility (78th percentile)
- Below average social proof (20th percentile)20th %ile
- Below average aperture (20th percentile)20th %ile
- Below average bokeh (23rd percentile)
7Artisans Hope Series 25mm T2.1 25mm
- Strong stabilization (82nd percentile)82nd %ile
- Strong macro (71st percentile)
- Strong optical (71st percentile)
- Below average af (13th percentile)13th %ile
- Below average build (18th percentile)18th %ile
- Below average aperture (20th percentile)20th %ile
- Below average bokeh (31st percentile)
Pricing
Sigma Contemporary 28-70mm f/2.8 DG DN0.002score per dollar
vs
7Artisans Hope Series 25mm T2.1 25mm0.005score per dollar
7Artisans Hope Series 25mm T2.1 25mm offers 2.5x better value for money
Sigma Contemporary 28-70mm f/2.8 DG DN
7Artisans Hope Series 25mm T2.1 25mm
Verdict
Winner: Sigma Contemporary 28-70mm f/2.8 DG DN
Scores 63 overall, wins 9 of 9 usage categories and 8 of 21 specs.
