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Canon EF 85mm f/1.4L IS USM — Prime/zoom
Canon

Canon EF 85mm f/1.4L IS USM

Prime/zoom

90
/ 100
From $1,599
VS
Sigma 24-70mm f/2.8 DG DN II Art — Mirrorless standard zoom · 745 g
Sigma

Sigma 24-70mm f/2.8 DG DN II Art

Mirrorless standard zoom · 745 g

90
/ 100
From $1,199
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Canon EF 85mm f/1.4L IS USM lands at 90 and Sigma 24-70mm f/2.8 DG DN II Art at 90. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Canon EF 85mm f/1.4L IS USM if…

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

Pick Sigma 24-70mm f/2.8 DG DN II Art if…

  • ✓Great optics for half the price of GM
  • ✓Dual HLA motors
  • ✓Solid sealing
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Winner by scenario

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

Sharpness

Sigma 24-70mm f/2.8 DG DN II Art

Compared on the sharpness sub-score

Sigma 24-70mm f/2.8 DG DN II Art leads on sharpness (92 vs 90).

Build

Tie

Compared on the build sub-score

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

Autofocus

Sigma 24-70mm f/2.8 DG DN II Art

Compared on the autofocus sub-score

Sigma 24-70mm f/2.8 DG DN II Art leads on af (90 vs 86).

Value for money

Sigma 24-70mm f/2.8 DG DN II Art

Specdex score per dollar at MSRP

Sigma 24-70mm f/2.8 DG DN II Art more score per dollar ($1,199 vs $1,599).

Canon EF 85mm f/1.4L IS USM 90
vs
90 Sigma 24-70mm f/2.8 DG DN II Art

Score breakdown

Canon EF 85mm f/1.4L IS USM
90
sharpness 90
af 86
build 90
value 86
Sigma 24-70mm f/2.8 DG DN II Art
90
sharpness 92
af 90
build 90
value 96

Specs side-by-side

Canon EF 85mm f/1.4L IS USM versus Sigma 24-70mm f/2.8 DG DN II Art — full spec comparison
Spec Canon EF 85mm f/1.4L IS USM Sigma 24-70mm f/2.8 DG DN II Art
Mount
—
Sony E, L-Mount
Aperture
—
f/2.8
Weight
—
745 g

Canon EF 85mm f/1.4L IS USM

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

Sigma 24-70mm f/2.8 DG DN II Art

Pros
  • +Great optics for half the price of GM
  • +Dual HLA motors
  • +Solid sealing
Cons
  • −Slightly slower AF than GM II
  • −Heavier than GM II
  • −Focus breathing present

FAQ: Canon EF 85mm f/1.4L IS USM vs Sigma 24-70mm f/2.8 DG DN II Art

Which is better, Canon EF 85mm f/1.4L IS USM or Sigma 24-70mm f/2.8 DG DN II Art? +

Both score 90 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Canon EF 85mm f/1.4L IS USM worth the price? +

At $1,599, Canon EF 85mm f/1.4L IS USM delivers a Specdex score of 90 — strongest in sharpness.

Is Sigma 24-70mm f/2.8 DG DN II Art worth the price? +

At $1,199, Sigma 24-70mm f/2.8 DG DN II Art delivers a Specdex score of 90 — strongest in value.

Does Canon EF 85mm f/1.4L IS USM or Sigma 24-70mm f/2.8 DG DN II Art 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 sharpness, Canon EF 85mm f/1.4L IS USM or Sigma 24-70mm f/2.8 DG DN II Art? +

Sigma 24-70mm f/2.8 DG DN II Art — leads on sharpness (92 vs 90). Compared on the sharpness sub-score.

Which is better for autofocus, Canon EF 85mm f/1.4L IS USM or Sigma 24-70mm f/2.8 DG DN II Art? +

Sigma 24-70mm f/2.8 DG DN II Art — leads on af (90 vs 86). Compared on the autofocus sub-score.