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Canon RF 50mm f/1.2L USM — Full-frame · 950 g · Pro portrait
Canon

Canon RF 50mm f/1.2L USM

Full-frame · 950 g · Pro portrait

96
/ 100
From $2,299
VS
Sony FE 50mm f/1.4 GM — GM Series · Compact · Aperture ring
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…

  • ✓Breathtaking bokeh
  • ✓Sharp wide open
  • ✓Weather-sealed L build

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
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Sharpness

Tie

Compared on the sharpness sub-score

Effectively tied — neither pulls a 2-point weighted lead.

Build

Canon RF 50mm f/1.2L USM

Compared on the build sub-score

Canon RF 50mm f/1.2L USM leads on build (98 vs 96).

Autofocus

Sony FE 50mm f/1.4 GM

Compared on the autofocus sub-score

Sony FE 50mm f/1.4 GM leads on af (98 vs 94).

Value for money

Sony FE 50mm f/1.4 GM

Specdex score per dollar at MSRP

Sony FE 50mm f/1.4 GM more score per dollar ($1,298 vs $2,299).

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 98
af 94
build 98
value 82
bokeh 0
Sony FE 50mm f/1.4 GM
96
sharpness 98
af 98
build 96
value 84
bokeh 96

Specs side-by-side

Canon RF 50mm f/1.2L USM versus Sony FE 50mm f/1.4 GM — full spec comparison
Spec Canon RF 50mm f/1.2L USM Sony FE 50mm f/1.4 GM
Mount
Canon RF
Sony E
Aperture
▲ f/1.2
f/1.4 to f/16
Weight
950 g
▲ 516 g
Filter size
77 mm
—
Focal length
—
50 mm
Construction
—
14 elements / 11 groups
Min focus
—
0.41 m
Filter
—
67 mm

Canon RF 50mm f/1.2L USM

Pros
  • +Breathtaking bokeh
  • +Sharp wide open
  • +Weather-sealed L build
Cons
  • −Heavy at 950 g
  • −Expensive
  • −Breathing present

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.

Which is better for build, Canon RF 50mm f/1.2L USM or Sony FE 50mm f/1.4 GM? +

Canon RF 50mm f/1.2L USM — leads on build (98 vs 96). Compared on the build sub-score.

Which is better for autofocus, Canon RF 50mm f/1.2L USM or Sony FE 50mm f/1.4 GM? +

Sony FE 50mm f/1.4 GM — leads on af (98 vs 94). Compared on the autofocus sub-score.