Canon RF 28-70mm f/2.8 IS STM
Canon
89 Overall Score
vs
Sigma Contemporary 18-300mm F3.5-6.3 DC Macro OS HSM 18-300mm
Sigma
60 Overall Score
Scores
Macro
Landscape
Video Cinema
Professional
Travel
Budget
Wildlife Sports
Street
Portrait
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Sigma Contemporary 18-300mm F3.5-6.3 DC Macro OS HSM 18-300mm | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 28 mm | 18 mm |
| Focal Length Max | 70 mm | 300 mm |
| Elements | 15 | — |
| Groups | 12 | — |
| Aspherical Elements | 2★ | — |
| ED Elements | 2★ | — |
| Coating | Super Spectra Coating (SSC) | — |
| Aperture | ||
| Max Aperture | f/22 | f/3.5 |
| Min Aperture | f/2.8 | — |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9★ | — |
| Build | ||
| Mount | Canon RF | Canon EF |
| Format | full-frame★ | — |
| Weather Sealed | ✓★ | — |
| Weight | 0.49 kg★ | 0.58 kg |
| Filter Thread | 67 mm | — |
| AF & Stabilization | ||
| AF Type | STM★ | HSM |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 239 mm★ | 300 mm |
| Max Magnification | 1:4.2★ | — |
Pros & Cons
Canon RF 28-70mm f/2.8 IS STM
- Strong stabilization (99th percentile)99th %ile
- Strong user sentiment (98th percentile)98th %ile
- Strong social proof (89th percentile)89th %ile
- Strong af (87th percentile)87th %ile
- Below average aperture (21st percentile)
- Below average bokeh (24th percentile)
Sigma Contemporary 18-300mm F3.5-6.3 DC Macro OS HSM 18-300mm
- Strong versatility (99th percentile)99th %ile
- Strong stabilization (83rd percentile)83rd %ile
- Strong aperture (78th percentile)
- Strong bokeh (76th percentile)
- Below average build (21st percentile)
- Below average optical (21st percentile)
Verdict
Winner: Canon RF 28-70mm f/2.8 IS STM
Scores 89 overall, wins 8 of 9 usage categories and 10 of 22 specs.