Canon RF 28-70mm f/2.8 IS STM
Tamron All-In-One Zoom AFB028N700 18-400mm
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 All-In-One Zoom AFB028N700 18-400mm
The Tamron 18-400mm lens is widely praised for its incredible zoom range and versatility, making it an ideal all-in-one travel lens. Users highlight its sharpness, quiet autofocus, and close-focus capability, though some note minor compromises like weak image stabilization at long focal lengths and chromatic aberration at 400mm. Overall, it is seen as a fantastic value for those prioritizing convenience over absolute optical perfection.
Pros
- Incredible 18-400mm zoom range
- Excellent sharpness across focal lengths
- Quiet and fast autofocus
- Versatile all-in-one travel lens
- Good close-focus / macro capability
Cons
- Weak image stabilization at 300mm+
- Chromatic aberration at 400mm
- Slow aperture (slow lens)
- Minor distortion at edges
- Tripod collar cannot be mounted without affecting zoom
Scores
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Tamron All-In-One Zoom AFB028N700 18-400mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 28 mm | 18 mm |
| Focal Length Max | 70 mm | 400 mm |
| Elements | 14 | — |
| Groups | 11 | — |
| Aspherical Elements | 2★ | — |
| ED Elements | 2★ | — |
| Coating | Super Spectra Coating (SSC) | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/3.5 |
| Min Aperture | f/2.8 | 3.5-6.3 |
| Constant | ✓★ | ✗ |
| Build | ||
| Mount | Canon RF | Nikon F |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg★ | 0.70 kg |
| Filter Thread | 67 mm | 79 mm |
| AF & Stabilization | ||
| AF Type | STM★ | HLD |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 270 mm | 79 mm★ |
| Max Magnification | 0.24x | 1:2.9★ |
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 All-In-One Zoom AFB028N700 18-400mm
- Strong versatility (100th percentile)100th %ile
- Strong macro (92nd percentile)92nd %ile
- Strong aperture (83rd percentile)83rd %ile
- Strong user sentiment (82nd percentile)82nd %ile
- Below average optical (18th percentile)18th %ile
Verdict
Scores 88 overall, wins 9 of 9 usage categories and 7 of 21 specs.