Canon RF28-70mm F2.8 IS STM 28-70mm
Tamron Di III 150-500mm f/5-6.7 Di III VC VXD
What Buyers Say
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
Tamron Di III 150-500mm f/5-6.7 Di III VC VXD
The Tamron 150-500mm lens is widely praised for its sharpness, fast autofocus, and excellent value compared to native telephoto zooms. Many users appreciate the extra reach and image quality, though the weight is a common concern, especially for handheld use. Some reviewers note trade-offs in low-light performance and stabilization, and a few report compatibility issues with teleconverters or defective copies.
Pros
- Excellent sharpness
- Fast and accurate autofocus
- Great value for money
- Extra reach over 100-400mm
- Effective image stabilization (VC)
Cons
- Heavy for handheld use
- Average low-light performance
- Stabilization not as good as native lenses
- No teleconverter compatibility
- Some copies may be defective
Scores
Specifications
| Canon RF28-70mm F2.8 IS STM 28-70mm | Tamron Di III 150-500mm f/5-6.7 Di III VC VXD | |
|---|---|---|
| Optics | ||
| Type | zoom | super-telephoto |
| Focal Length Min | 28 mm | 150 mm |
| Focal Length Max | 70 mm | 500 mm |
| Elements | 15 | 25 |
| Groups | 12 | 16 |
| Aspherical Elements | 2★ | 1 |
| ED Elements | 2 | 5★ |
| Coating | Super Spectra Coating (SSC) | fluorine-coated front element |
| Aperture | ||
| Max Aperture | f/22 | f/5 |
| Min Aperture | f/2.8 | 5-6.7 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame | full-frame |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg★ | 1.73 kg |
| Filter Thread | 67 mm | 82 mm |
| AF & Stabilization | ||
| AF Type | STM | VXD linear motor★ |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 239 mm★ | 500 mm |
| Max Magnification | 1:4.2 | 1:3.1 |
Pros & Cons
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 (91st percentile)91st %ile
- Strong optical (86th percentile)86th %ile
- Below average aperture (21st percentile)
- Below average bokeh (24th percentile)
Tamron Di III 150-500mm f/5-6.7 Di III VC VXD
- Strong optical (99th percentile)99th %ile
- Strong af (98th percentile)98th %ile
- Strong versatility (84th percentile)84th %ile
- Strong stabilization (80th percentile)80th %ile
- Below average build (15th percentile)15th %ile
- Below average social proof (25th percentile)
- Below average user sentiment (30th percentile)
Verdict
Scores 82 overall, wins 7 of 9 usage categories and 6 of 22 specs.