Canon RF 50mm f/1.2L USM vs Canon RF 50mm F1.8 STM
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Canon RF 50mm f/1.2L USM is faster by 1.2 stops (f/1.2 vs f/1.8), letting in more light.
- Canon RF 50mm F1.8 STM is lighter by 790g.
- Canon RF 50mm F1.8 STM is the newer design (2020 vs 2018).
| Spec | RF 50mm f/1.2L USM | RF 50mm F1.8 STM |
|---|---|---|
| Brand | Canon | Canon |
| Mount | Canon RF | Canon RF |
| Type | Prime | Prime |
| Focal length | 50mm | 50mm |
| Max aperture | f/1.2 (faster) | f/1.8 |
| Released | 2018 | 2020 |
| Blades | 10 | 7 |
| Format | full-frame | full-frame |
| Groups | 9 | 5 |
| Af motor | USM | STM |
| Elements | 15 | 6 |
| Weight g | 950.0 | 160.0 (lighter) |
| Filter mm | 77 | 43 |
| Length mm | 108.0 | 40.5 |
| Diameter mm | 89.8 | 69.2 |
| Min focus m | 0.4 | 0.3 (closer focusing) |
| Max magnification | 0.19 | 0.25 |
Canon RF 50mm f/1.2L USM
A fast standard prime for Canon RF full-frame cameras with an f/1.2 aperture. Large, heavy and weather-sealed.
Pros
- f/1.2 aperture
- Weather-sealed L build
- Sharp wide open
Cons
- Large and heavy (950 g)
- No image stabilization
Canon RF 50mm F1.8 STM
A light normal prime for Canon RF full-frame cameras with a stepping motor, often seen as the RF 'nifty fifty'.
Pros
- Light and compact (160 g)
- f/1.8 aperture
- Quiet STM focus
- Close focus 0.3 m
Cons
- No image stabilization
- Softer wide open