Skip to content
Specdex
Compare now
Tamron 150-500mm f/5-6.7 Di III VC VXD — Prime/Zoom
Tamron

Tamron 150-500mm f/5-6.7 Di III VC VXD

Prime/Zoom

88
/ 100
From $1,399
VS
Sigma 50mm f/1.4 DG DN Art wins by 4
Sigma 50mm f/1.4 DG DN Art — Prime/Zoom
Sigma

Sigma 50mm f/1.4 DG DN Art

Prime/Zoom

92
/ 100
From $849
Specdex verdict

Sigma 50mm f/1.4 DG DN Art takes it — here’s why.

In our weighted Specdex score, Tamron 150-500mm f/5-6.7 Di III VC VXD lands at 88 and Sigma 50mm f/1.4 DG DN Art at 92. That puts Sigma 50mm f/1.4 DG DN Art ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Tamron 150-500mm f/5-6.7 Di III VC VXD if…

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

Pick Sigma 50mm f/1.4 DG DN Art if…

  • ✓Fast aperture
  • ✓Quiet autofocus
  • ✓Weather-sealed (most)
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

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

Sharpness

Sigma 50mm f/1.4 DG DN Art

Compared on the sharpness sub-score

Sigma 50mm f/1.4 DG DN Art leads on sharpness (92 vs 88).

Autofocus

Sigma 50mm f/1.4 DG DN Art

Compared on the autofocus sub-score

Sigma 50mm f/1.4 DG DN Art leads on af (90 vs 86).

Build

Tie

Compared on the build sub-score

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

Value for money

Sigma 50mm f/1.4 DG DN Art

Specdex score per dollar at MSRP

Sigma 50mm f/1.4 DG DN Art more score per dollar ($849 vs $1,399).

Tamron 150-500mm f/5-6.7 Di III VC VXD 88
vs
92 Sigma 50mm f/1.4 DG DN Art

Score breakdown

Tamron 150-500mm f/5-6.7 Di III VC VXD
88
sharpness 88
af 86
build 88
value 85
Sigma 50mm f/1.4 DG DN Art
92
sharpness 92
af 90
build 88
value 85

Specs side-by-side

Tamron 150-500mm f/5-6.7 Di III VC VXD versus Sigma 50mm f/1.4 DG DN Art — full spec comparison
Spec Tamron 150-500mm f/5-6.7 Di III VC VXD Sigma 50mm f/1.4 DG DN Art

Tamron 150-500mm f/5-6.7 Di III VC VXD

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

Sigma 50mm f/1.4 DG DN Art

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

FAQ: Tamron 150-500mm f/5-6.7 Di III VC VXD vs Sigma 50mm f/1.4 DG DN Art

Which is better, Tamron 150-500mm f/5-6.7 Di III VC VXD or Sigma 50mm f/1.4 DG DN Art? +

Sigma 50mm f/1.4 DG DN Art scores 92 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.

Is Tamron 150-500mm f/5-6.7 Di III VC VXD worth the price? +

At $1,399, Tamron 150-500mm f/5-6.7 Di III VC VXD delivers a Specdex score of 88 — strongest in sharpness.

Is Sigma 50mm f/1.4 DG DN Art worth the price? +

At $849, Sigma 50mm f/1.4 DG DN Art delivers a Specdex score of 92 — strongest in sharpness.

Does Tamron 150-500mm f/5-6.7 Di III VC VXD or Sigma 50mm f/1.4 DG DN 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, Tamron 150-500mm f/5-6.7 Di III VC VXD or Sigma 50mm f/1.4 DG DN Art? +

Sigma 50mm f/1.4 DG DN Art — leads on sharpness (92 vs 88). Compared on the sharpness sub-score.

Which is better for autofocus, Tamron 150-500mm f/5-6.7 Di III VC VXD or Sigma 50mm f/1.4 DG DN Art? +

Sigma 50mm f/1.4 DG DN Art — leads on af (90 vs 86). Compared on the autofocus sub-score.