Lens Comparison
Canon RF 135mm f/1.8 L IS USM vs Canon RF 15-35mm f/2.8 L IS USM
Key Differences
- Canon RF 15-35mm f/2.8 L IS USM has a better min focus distance (28 cm vs 70 cm).
- Canon RF 135mm f/1.8 L IS USM has a better maximum aperture (f/1.8 vs f/2.8).
- Canon RF 135mm f/1.8 L IS USM has a better aperture blades (11 vs 9).
- Canon RF 15-35mm f/2.8 L IS USM has a better weight (840g (1.85 lb) vs 935g (2.06 lb)).
- Canon RF 135mm f/1.8 L IS USM has a better max magnification (0.26x vs 0.21x).
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 135mm | 15-35mm |
| Lens Type | Prime | Zoom |
| Optical Elements | 17 | 16 |
| Optical Groups | 12 | 12 |
| Aperture & Iris | ||
| Maximum Aperture | f/1.8 | f/2.8 |
| Minimum Aperture | f/22 | f/22 |
| Aperture Blades | 11 | 9 |
| Rounded Aperture | Yes | Yes |
| Coverage & Angle | ||
| Format Coverage | Full-Frame | Full-Frame |
| Lens Mount | Canon RF | Canon RF |
| Angle of View | 18° – 18° | 110° – 63° |
| 35mm Equivalent | − | − |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | Dual Nano USM | Nano USM |
| Focus Limiter | No | No |
| AF/MF Switch | Yes | Yes |
| Min Focus Distance | 70 cm | 28 cm |
| Max Magnification | 0.26x | 0.21x |
| Stabilization & Video | ||
| Optical Stabilization | Yes | Yes |
| Aperture Ring | No | No |
| Declickable Aperture | No | No |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $2,199 | $2,299 |
| Filter Size | 82mm | 82mm |
| Diameter | 89.2mm | 88.5mm |
| Length | 130.3mm | 126.8mm |
| Weight | 935g (2.06 lb) | 840g (1.85 lb) |
| Weather Sealed | Yes | Yes |
| Tripod Collar | No | No |






