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Canon RF 50mm f/1.8 — Prime/Zoom
Canon

Canon RF 50mm f/1.8

Prime/Zoom

82
/ 100
From $199
VS
Canon RF 50mm f/1.8 wins by 2
Rokinon 14mm f/2.8 IF ED UMC — Prime/zoom
Rokinon

Rokinon 14mm f/2.8 IF ED UMC

Prime/zoom

80
/ 100
From $399
Specdex verdict

Canon RF 50mm f/1.8 takes it — here’s why.

In our weighted Specdex score, Canon RF 50mm f/1.8 lands at 82 and Rokinon 14mm f/2.8 IF ED UMC at 80. That puts Canon RF 50mm f/1.8 ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Canon RF 50mm f/1.8 if…

  • ✓Fast aperture
  • ✓Quiet autofocus
  • ✓Weather-sealed (most)

Pick Rokinon 14mm f/2.8 IF ED UMC if…

  • ✓Proven optical formula
  • ✓Weather-sealing (L/GM/S)
  • ✓Strong resale
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Winner by scenario

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

Build

Rokinon 14mm f/2.8 IF ED UMC

Compared on the build sub-score

Rokinon 14mm f/2.8 IF ED UMC leads on build (90 vs 88).

Sharpness

Canon RF 50mm f/1.8

Compared on the sharpness sub-score

Canon RF 50mm f/1.8 leads on sharpness (82 vs 80).

Autofocus

Canon RF 50mm f/1.8

Compared on the autofocus sub-score

Canon RF 50mm f/1.8 leads on af (80 vs 76).

Value for money

Canon RF 50mm f/1.8

Specdex score per dollar at MSRP

Canon RF 50mm f/1.8 more score per dollar ($199 vs $399).

Canon RF 50mm f/1.8 82
vs
80 Rokinon 14mm f/2.8 IF ED UMC

Score breakdown

Canon RF 50mm f/1.8
82
sharpness 82
af 80
build 88
value 85
Rokinon 14mm f/2.8 IF ED UMC
80
sharpness 80
af 76
build 90
value 86

Specs side-by-side

Canon RF 50mm f/1.8 versus Rokinon 14mm f/2.8 IF ED UMC — full spec comparison
Spec Canon RF 50mm f/1.8 Rokinon 14mm f/2.8 IF ED UMC

Canon RF 50mm f/1.8

Pros
  • +Fast aperture
  • +Quiet autofocus
  • +Weather-sealed (most)
Cons
  • −Mount-specific
  • −Weight varies
  • −Price scales with quality

Rokinon 14mm f/2.8 IF ED UMC

Pros
  • +Proven optical formula
  • +Weather-sealing (L/GM/S)
  • +Strong resale
Cons
  • −Mount-specific
  • −Older AF motor on some
  • −Heavier than modern counterparts

FAQ: Canon RF 50mm f/1.8 vs Rokinon 14mm f/2.8 IF ED UMC

Which is better, Canon RF 50mm f/1.8 or Rokinon 14mm f/2.8 IF ED UMC? +

Canon RF 50mm f/1.8 scores 82 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.

Is Canon RF 50mm f/1.8 worth the price? +

At $199, Canon RF 50mm f/1.8 delivers a Specdex score of 82 — strongest in build.

Is Rokinon 14mm f/2.8 IF ED UMC worth the price? +

At $399, Rokinon 14mm f/2.8 IF ED UMC delivers a Specdex score of 80 — strongest in build.

Does Canon RF 50mm f/1.8 or Rokinon 14mm f/2.8 IF ED UMC 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/1.8 or Rokinon 14mm f/2.8 IF ED UMC? +

Rokinon 14mm f/2.8 IF ED UMC — leads on build (90 vs 88). Compared on the build sub-score.

Which is better for sharpness, Canon RF 50mm f/1.8 or Rokinon 14mm f/2.8 IF ED UMC? +

Canon RF 50mm f/1.8 — leads on sharpness (82 vs 80). Compared on the sharpness sub-score.