Tamron 28-75mm f/2.8 Di III VXD G2
Prime/Zoom
Sigma 85mm f/1.4 DG DN Art
Prime/Zoom
Sigma 85mm f/1.4 DG DN Art takes it — here’s why.
In our weighted Specdex score, Tamron 28-75mm f/2.8 Di III VXD G2 lands at 88 and Sigma 85mm f/1.4 DG DN Art at 92. That puts Sigma 85mm f/1.4 DG DN Art ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Tamron 28-75mm f/2.8 Di III VXD G2 if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Pick Sigma 85mm f/1.4 DG DN Art if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Winner by scenario
Derived from the sub-score breakdown · not a separate testBuild
TieCompared on the build sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Sharpness
Sigma 85mm f/1.4 DG DN ArtCompared on the sharpness sub-score
Sigma 85mm f/1.4 DG DN Art leads on sharpness (92 vs 88).
Autofocus
Sigma 85mm f/1.4 DG DN ArtCompared on the autofocus sub-score
Sigma 85mm f/1.4 DG DN Art leads on af (91 vs 87).
Value for money
Tamron 28-75mm f/2.8 Di III VXD G2Specdex score per dollar at MSRP
Tamron 28-75mm f/2.8 Di III VXD G2 more score per dollar ($899 vs $1,199).
Score breakdown
Specs side-by-side
| Spec | Tamron 28-75mm f/2.8 Di III VXD G2 | Sigma 85mm f/1.4 DG DN Art |
|---|
Tamron 28-75mm f/2.8 Di III VXD G2
- +Fast autofocus
- +Weather-sealed
- +Premium optics
- −Heavy
- −Expensive
- −Focus breathing varies
Sigma 85mm f/1.4 DG DN Art
- +Fast autofocus
- +Weather-sealed
- +Premium optics
- −Heavy
- −Expensive
- −Focus breathing varies
FAQ: Tamron 28-75mm f/2.8 Di III VXD G2 vs Sigma 85mm f/1.4 DG DN Art
Which is better, Tamron 28-75mm f/2.8 Di III VXD G2 or Sigma 85mm f/1.4 DG DN Art? +
Sigma 85mm 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 28-75mm f/2.8 Di III VXD G2 worth the price? +
At $899, Tamron 28-75mm f/2.8 Di III VXD G2 delivers a Specdex score of 88 — strongest in build.
Is Sigma 85mm f/1.4 DG DN Art worth the price? +
At $1,199, Sigma 85mm f/1.4 DG DN Art delivers a Specdex score of 92 — strongest in build.
Does Tamron 28-75mm f/2.8 Di III VXD G2 or Sigma 85mm 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 28-75mm f/2.8 Di III VXD G2 or Sigma 85mm f/1.4 DG DN Art? +
Sigma 85mm f/1.4 DG DN Art — leads on sharpness (92 vs 88). Compared on the sharpness sub-score.
Which is better for autofocus, Tamron 28-75mm f/2.8 Di III VXD G2 or Sigma 85mm f/1.4 DG DN Art? +
Sigma 85mm f/1.4 DG DN Art — leads on af (91 vs 87). Compared on the autofocus sub-score.