Canon RF 28-70mm f/2.8 IS STM
Canon
89 Overall Score
vs
Tamron Di III-A 11-20mm f/2.8 Di III-A RXD
Tamron
73 Overall Score
Scores
Macro
Landscape
Video Cinema
Professional
Travel
Budget
Wildlife Sports
Street
Portrait
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Tamron Di III-A 11-20mm f/2.8 Di III-A RXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 11 mm |
| Focal Length Max | 70 mm | 20 mm |
| Elements | 15 | 12 |
| Groups | 12 | 10 |
| Aspherical Elements | 2 | 2 |
| ED Elements | 2 | 3★ |
| Coating | Super Spectra Coating (SSC) | BBAR |
| Aperture | ||
| Max Aperture | f/22 | f/16 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg | 0.34 kg★ |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM★ | RXD |
| Stabilization | ✓★ | ✗ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 239 mm | 150 mm★ |
| Max Magnification | 1:4.2 | 1:4 |
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)
Tamron Di III-A 11-20mm f/2.8 Di III-A RXD
- Strong macro (90th percentile)90th %ile
- Strong social proof (89th percentile)89th %ile
- Strong build (84th percentile)84th %ile
- Strong optical (82nd percentile)82nd %ile
- Below average bokeh (30th percentile)
Pricing
Canon RF 28-70mm f/2.8 IS STM0.063score per dollar
vs
Tamron Di III-A 11-20mm f/2.8 Di III-A RXD0.082score per dollar
Tamron Di III-A 11-20mm f/2.8 Di III-A RXD offers 1.3x better value for money
Canon RF 28-70mm f/2.8 IS STM
Verdict
Winner: Canon RF 28-70mm f/2.8 IS STM
Scores 89 overall, wins 8 of 9 usage categories and 5 of 22 specs.
