Canon
Canon RF 50mm f/1.2L USM
Prime/Zoom
96
/ 100
From $2,299
VS
Sony
Sony FE 50mm f/1.4 GM
GM Series · Compact · Aperture ring
96
/ 100
From $1,298
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Canon RF 50mm f/1.2L USM lands at 96 and Sony FE 50mm f/1.4 GM at 96. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Canon RF 50mm f/1.2L USM if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Pick Sony FE 50mm f/1.4 GM if…
- ✓Best 50mm AF lens for Sony E-mount
- ✓Compact for f/1.4 GM glass
- ✓Click-able aperture ring
Canon RF 50mm f/1.2L USM 96
vs 96 Sony FE 50mm f/1.4 GM
Score breakdown
Canon RF 50mm f/1.2L USM
96 sharpness 96
af 95
build 94
value 84
bokeh 0
Sony FE 50mm f/1.4 GM
96 sharpness 98
af 98
build 96
value 84
bokeh 96
Specs side-by-side
| Spec | Canon RF 50mm f/1.2L USM | Sony FE 50mm f/1.4 GM |
|---|---|---|
| Mount | — | Sony E |
| Focal length | — | 50 mm |
| Aperture | — | f/1.4 to f/16 |
| Construction | — | 14 elements / 11 groups |
| Min focus | — | 0.41 m |
| Filter | — | 67 mm |
| Weight | — | 516 g |
Canon RF 50mm f/1.2L USM
Pros
- +Fast autofocus
- +Weather-sealed
- +Premium optics
Cons
- −Heavy
- −Expensive
- −Focus breathing varies
Sony FE 50mm f/1.4 GM
Pros
- +Best 50mm AF lens for Sony E-mount
- +Compact for f/1.4 GM glass
- +Click-able aperture ring
Cons
- −Premium pricing
- −No image stabilization (relies on IBIS)
- −No filter included
FAQ: Canon RF 50mm f/1.2L USM vs Sony FE 50mm f/1.4 GM
Which is better, Canon RF 50mm f/1.2L USM or Sony FE 50mm f/1.4 GM? +
Both score 96 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Canon RF 50mm f/1.2L USM worth the price? +
At $2,299, Canon RF 50mm f/1.2L USM delivers a Specdex score of 96 — strongest in sharpness.
Is Sony FE 50mm f/1.4 GM worth the price? +
At $1,298, Sony FE 50mm f/1.4 GM delivers a Specdex score of 96 — strongest in sharpness.
Does Canon RF 50mm f/1.2L USM or Sony FE 50mm f/1.4 GM last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.