Sigma Contemporary 28-70mm f/2.8 DG DN
Sigma
63 Overall Score
vs
Canon RF-S 18-45mm f/4.5-6.3 IS STM
Canon
65 Overall Score
Scores
Macro
Travel
Budget
Professional
Landscape
Street
Wildlife Sports
Video Cinema
Portrait
Specifications
| Sigma Contemporary 28-70mm f/2.8 DG DN | Canon RF-S 18-45mm f/4.5-6.3 IS STM | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 18 mm |
| Focal Length Max | 70 mm | 45 mm |
| Elements | 16 | 7 |
| Groups | 12 | 7 |
| Aspherical Elements | 3★ | 2 |
| ED Elements | 4★ | 1 |
| Coating | Super Multi-Layer & Nano Porous Coatings | Super Spectra Coating |
| Aperture | ||
| Max Aperture | f/22 | f/32 |
| Min Aperture | f/2.8 | 4.5-6.3 |
| 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 | 49 mm |
| AF & Stabilization | ||
| AF Type | Stepping Motor | STM★ |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 4 stops★ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 200 mm |
| Max Magnification | 1:3.3 | 1:6.25 |
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-S 18-45mm f/4.5-6.3 IS STM
- Strong build (94th percentile)94th %ile
- Strong stabilization (93rd percentile)93rd %ile
- Strong af (87th percentile)87th %ile
- Strong macro (84th percentile)84th %ile
- Below average bokeh (3rd percentile)3rd %ile
- Below average aperture (5th percentile)5th %ile
- Below average user sentiment (8th percentile)8th %ile
Pricing
Sigma Contemporary 28-70mm f/2.8 DG DN0.002score per dollar
vs
Canon RF-S 18-45mm f/4.5-6.3 IS STM0.008score per dollar
Canon RF-S 18-45mm f/4.5-6.3 IS STM offers 4.0x better value for money
Sigma Contemporary 28-70mm f/2.8 DG DN
Canon RF-S 18-45mm f/4.5-6.3 IS STM
Verdict
Winner: Sigma Contemporary 28-70mm f/2.8 DG DN
Scores 63 overall, wins 4 of 9 usage categories and 7 of 22 specs.
