Lens Comparison
Canon RF 800mm f/11 IS STM vs Tamron 11-20mm f/2.8 Di III-A RXD (Canon RF)
Key Differences
- Tamron 11-20mm f/2.8 Di III-A RXD (Canon RF) has a better min focus distance (15 cm vs 600 cm).
- Tamron 11-20mm f/2.8 Di III-A RXD (Canon RF) has a better maximum aperture (f/2.8 vs f/11).
- Tamron 11-20mm f/2.8 Di III-A RXD (Canon RF) has a better weight (335g (11.8 oz) vs 1260g (2.78 lb)).
- Tamron 11-20mm f/2.8 Di III-A RXD (Canon RF) has a better length (86.2mm vs 281.8mm).
- Tamron 11-20mm f/2.8 Di III-A RXD (Canon RF) has a better price (msrp) ($799 vs $999).
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 800mm | 11-20mm |
| Lens Type | Prime | Zoom |
| Optical Elements | 11 | 12 |
| Optical Groups | 9 | 10 |
| Aperture & Iris | ||
| Maximum Aperture | f/11 | f/2.8 |
| Minimum Aperture | f/11 | f/22 |
| Aperture Blades | 9 | 9 |
| Rounded Aperture | No | Yes |
| Coverage & Angle | ||
| Format Coverage | Full-Frame | APS-C |
| Lens Mount | Canon RF | Canon RF |
| Angle of View | − | − |
| 35mm Equivalent | − | 18-32mm |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | STM | RXD |
| Focus Limiter | Yes | No |
| AF/MF Switch | Yes | No |
| Min Focus Distance | 600 cm | 15 cm |
| Max Magnification | 0.14x | 0.26x |
| Stabilization & Video | ||
| Optical Stabilization | Yes | No |
| Aperture Ring | No | No |
| Declickable Aperture | No | No |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $999 | $799 |
| Filter Size | 95mm | 67mm |
| Diameter | 102mm | 74mm |
| Length | 281.8mm | 86.2mm |
| Weight | 1260g (2.78 lb) | 335g (11.8 oz) |
| Weather Sealed | No | Yes |
| Tripod Collar | No | No |
