Sigma Contemporary 28-70mm f/2.8 DG DN
Sigma
63 Overall Score
vs
Canon RF-S7.8mm F4 STM Dual 7mm
Canon
53 Overall Score
Scores
Macro
Professional
Landscape
Travel
Budget
Wildlife Sports
Street
Video Cinema
Portrait
Specifications
| Sigma Contemporary 28-70mm f/2.8 DG DN | Canon RF-S7.8mm F4 STM Dual 7mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 28 mm | 8 mm |
| Focal Length Max | 70 mm | 8 mm |
| Elements | 16 | 9 |
| Groups | 12 | 7 |
| Aspherical Elements | 3★ | — |
| ED Elements | 4★ | 2 |
| Coating | Super Multi-Layer & Nano Porous Coatings | Super Spectra Coating |
| Aperture | ||
| Max Aperture | f/22 | f/16 |
| Min Aperture | f/2.8 | f/4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.47 kg | 0.13 kg★ |
| Filter Thread | 67 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | Stepping Motor | STM★ |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm | 150 mm★ |
| Max Magnification | 1:3.3 | 1:14 |
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)
Canon RF-S7.8mm F4 STM Dual 7mm
- Strong build (94th percentile)94th %ile
- Strong macro (90th percentile)90th %ile
- Strong af (87th percentile)87th %ile
- Below average social proof (8th percentile)8th %ile
- Below average bokeh (28th percentile)
- Below average versatility (34th percentile)
Verdict
Winner: Sigma Contemporary 28-70mm f/2.8 DG DN
Scores 63 overall, wins 6 of 9 usage categories and 5 of 21 specs.