Canon RF 28-70mm f/2.8 IS STM
Canon
86 Overall Score
vs
Sigma EX DG 15mm f/2.8 EX DG Diagonal Fisheye 15mm
Sigma
47 Overall Score
Scores
Macro
Video Cinema
Budget
Landscape
Travel
Professional
Wildlife Sports
Street
Portrait
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Sigma EX DG 15mm f/2.8 EX DG Diagonal Fisheye 15mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 28 mm | 15 mm |
| Focal Length Max | 70 mm | 15 mm |
| Elements | 15 | — |
| Groups | 12 | — |
| Aspherical Elements | 2★ | — |
| ED Elements | 2★ | — |
| Coating | Super Spectra Coating (SSC) | — |
| Aperture | ||
| Max Aperture | f/22 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9★ | — |
| Build | ||
| Mount | Canon RF | Canon EF |
| Format | full-frame | full-frame |
| Weather Sealed | ✓★ | — |
| Weight | 0.49 kg | 0.37 kg★ |
| Filter Thread | 67 mm | — |
| AF & Stabilization | ||
| AF Type | STM★ | auto-focus |
| Stabilization | ✓★ | — |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 239 mm | 150 mm★ |
| Max Magnification | 1:4.2 | 1:3.8 |
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 (90th percentile)90th %ile
- Strong af (87th percentile)87th %ile
- Below average aperture (20th percentile)20th %ile
- Below average bokeh (23rd percentile)
Sigma EX DG 15mm f/2.8 EX DG Diagonal Fisheye 15mm
- Strong macro (90th percentile)90th %ile
- Strong aperture (84th percentile)84th %ile
- Strong bokeh (82nd percentile)82nd %ile
- Strong social proof (69th percentile)
- Below average optical (20th percentile)20th %ile
- Below average user sentiment (21st percentile)
- Below average versatility (34th percentile)
Verdict
Winner: Canon RF 28-70mm f/2.8 IS STM
Scores 86 overall, wins 8 of 9 usage categories and 7 of 22 specs.