Tamron Di III A046 17-28mm
Canon RF28-70mm F2.8 IS STM 28-70mm
What Buyers Say
Tamron Di III A046 17-28mm
The Tamron 17-28mm f/2.8 lens receives overwhelmingly positive feedback for its sharp image quality, compact size, and excellent value. Users praise its performance for landscapes and events, though some note a plastic build and missing software in the bundle. The included accessories like filters and cleaning supplies are appreciated as a bonus.
Pros
- Sharp image quality
- Compact and lightweight
- Great value for money
- Excellent for landscapes and events
- Fast autofocus
Cons
- Plastic build quality
- Missing software in bundle
- Focus and zoom ring positioning
Canon RF28-70mm F2.8 IS STM 28-70mm
This lens is highly praised for its sharpness, lightweight design, and versatility, making it an excellent mid-range zoom for travel and low-light photography. Users appreciate its compatibility with Canon R-series cameras and its ability to deliver professional-quality images. The only minor drawback mentioned is the limited zoom range, but reviewers agree it is the most compact and light option available.
Pros
- Sharp image quality
- Lightweight and compact design
- Versatile mid-range zoom
- Excellent low-light performance
- Fast and accurate autofocus
Cons
- Limited zoom range
- High price for some users
Scores
Specifications
| Tamron Di III A046 17-28mm | Canon RF28-70mm F2.8 IS STM 28-70mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 28 mm |
| Focal Length Max | 28 mm | 70 mm |
| Elements | — | 15 |
| Groups | — | 12 |
| Aspherical Elements | — | 2★ |
| ED Elements | — | 2★ |
| Coating | fluorine coating | Super Spectra Coating (SSC) |
| Aperture | ||
| Max Aperture | f/2.8 | f/22 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | full-frame | full-frame |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.42 kg★ | 0.49 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | RXD | STM★ |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | — | 5.5 stops★ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 239 mm |
| Max Magnification | 0.19-0.17x | 1:4.2★ |
Pros & Cons
Tamron Di III A046 17-28mm
- Strong social proof (96th percentile)96th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (87th percentile)87th %ile
- Strong stabilization (81st percentile)81st %ile
Canon RF28-70mm F2.8 IS STM 28-70mm
- Strong stabilization (99th percentile)99th %ile
- Strong user sentiment (98th percentile)98th %ile
- Strong social proof (90th percentile)90th %ile
- Strong optical (86th percentile)86th %ile
- Below average aperture (22nd percentile)
- Below average bokeh (25th percentile)
Verdict
Scores 86 overall, wins 6 of 9 usage categories and 5 of 22 specs.