Canon RF 28-70mm f/2.8 IS STM
Tamron B008S 18-270mm
What Buyers Say
Canon RF 28-70mm f/2.8 IS STM
The Canon RF 24-70mm f/2.8L IS USM lens receives overwhelmingly positive feedback for its sharpness, fast autofocus, and lightweight design. Users appreciate it as a versatile upgrade from kit lenses, especially for mirrorless cameras like the R7 and R5 Mark II. A single negative review is due to a delivery issue, not product quality.
Pros
- Sharp image quality
- Fast and accurate autofocus
- Lightweight and compact design
- Great value for the price
- Versatile for various settings
Cons
- Possible delivery mismanagement
Tamron B008S 18-270mm
The Tamron 18-270mm lens is widely praised as a versatile all-in-one travel lens, offering good image stabilization and fast autofocus at a reasonable price. Users appreciate its compact size and lightweight build, though some note that the 270mm reach offers less visual difference than expected compared to 200mm. A few concerns include compatibility issues with certain Sony camera models and slightly darker images compared to OEM lenses.
Pros
- Versatile all-in-one zoom range
- Effective vibration control
- Fast and responsive autofocus
- Compact and lightweight design
- Good value for money
Cons
- 270mm reach less impressive than expected
- Compatibility issues with some Sony cameras
- Slightly darker images than OEM lenses
- Zoom creep in middle range
- VC draws more battery power
Scores
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Tamron B008S 18-270mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 18 mm |
| Focal Length Max | 70 mm | 270 mm |
| Elements | 14 | 16 |
| Groups | 11 | 13 |
| Aspherical Elements | 2★ | — |
| ED Elements | 2★ | — |
| Coating | Super Spectra Coating (SSC) | — |
| Aperture | ||
| Max Aperture | f/2.8 | 22-40★ |
| Min Aperture | f/2.8 | 3.5-6.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 7★ |
| Build | ||
| Mount | Canon RF | Sony/Minolta Alpha DT |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.49 kg | 0.45 kg★ |
| Filter Thread | 67 mm | 62 mm |
| AF & Stabilization | ||
| AF Type | STM★ | Autofocus |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 270 mm★ | 490 mm |
| Max Magnification | 0.24x | 1:3.8★ |
Pros & Cons
Canon RF 28-70mm f/2.8 IS STM
- Strong stabilization (98th percentile)98th %ile
- Strong aperture (88th percentile)88th %ile
- Strong user sentiment (88th percentile)88th %ile
- Strong bokeh (87th percentile)87th %ile
Tamron B008S 18-270mm
- Strong versatility (99th percentile)99th %ile
- Strong stabilization (79th percentile)
- Strong social proof (71st percentile)
- Strong optical (66th percentile)
- Below average bokeh (14th percentile)14th %ile
- Below average aperture (22nd percentile)
Pricing
Tamron B008S 18-270mm offers 1.6x better value for money
Verdict
Scores 88 overall, wins 9 of 9 usage categories and 8 of 22 specs.
