Canon RF 28-70mm f/2.8 IS STM
Panasonic Leica DG Vario-Elmar H-RSA100400 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
Panasonic Leica DG Vario-Elmar H-RSA100400 400mm
The Panasonic Leica 100-400mm II lens receives mostly glowing reviews for its sharpness, compact size, and compatibility with teleconverters, especially for bird and wildlife photography on Micro Four Thirds bodies. However, a few users report issues with stiff zoom and focus rings, a poorly designed lens hood, and subpar video performance, which temper the overall enthusiasm.
Pros
- Exceptional sharpness
- Compact and lightweight design
- Compatible with teleconverters
- Great for bird and wildlife photography
- Improved image stabilization
Cons
- Stiff zoom ring
- Stiff focus ring
- Poor lens hood design
- Subpar video performance
- Zoom lock ring requires force
Scores
Specifications
| Canon RF 28-70mm f/2.8 IS STM | Panasonic Leica DG Vario-Elmar H-RSA100400 400mm | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 28 mm | 100 mm |
| Focal Length Max | 70 mm | 400 mm |
| Elements | 14 | 20 |
| Groups | 11 | 13 |
| Aspherical Elements | 2★ | 1 |
| ED Elements | 2 | 3★ |
| Coating | Super Spectra Coating (SSC) | Multi-Coated |
| Aperture | ||
| Max Aperture | f/2.8 | f/22 |
| Min Aperture | f/2.8 | f/4 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Canon RF | Micro Four Thirds |
| Format | full-frame★ | micro-four-thirds |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg★ | 0.98 kg |
| Filter Thread | 67 mm | 72 mm |
| AF & Stabilization | ||
| AF Type | STM★ | Autofocus |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | — |
| Focus | ||
| Min Focus Distance | 270 mm★ | 1.30 m |
| Max Magnification | 0.24x | 0.25x★ |
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
Panasonic Leica DG Vario-Elmar H-RSA100400 400mm
- Strong optical (94th percentile)94th %ile
- Strong versatility (88th percentile)88th %ile
- Strong stabilization (79th percentile)
- Strong social proof (70th percentile)
- Below average aperture (22nd percentile)
- Below average bokeh (25th percentile)
- Below average macro (27th percentile)
- Below average user sentiment (32nd percentile)
Verdict
Scores 88 overall, wins 9 of 9 usage categories and 7 of 22 specs.