Canon EF 24-70mm f/2.8L II USM
Prime/zoom
Sigma 24-70mm f/2.8 DG DN II Art
L/E mount · Constant f/2.8 · 745g
Sigma 24-70mm f/2.8 DG DN II Art takes it — here’s why.
In our weighted Specdex score, Canon EF 24-70mm f/2.8L II USM lands at 91 and Sigma 24-70mm f/2.8 DG DN II Art at 93. That puts Sigma 24-70mm f/2.8 DG DN II Art ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Canon EF 24-70mm f/2.8L II USM if…
- ✓Proven optical formula
- ✓Weather-sealing (L/GM/S)
- ✓Strong resale
Pick Sigma 24-70mm f/2.8 DG DN II Art if…
- ✓Sharper than first-party Sony GM at 1/3 the price
- ✓Aperture ring with click toggle
- ✓Weather-sealed
Winner by scenario
Derived from the sub-score breakdown · not a separate testSharpness
Sigma 24-70mm f/2.8 DG DN II ArtCompared on the sharpness sub-score
Sigma 24-70mm f/2.8 DG DN II Art leads on sharpness (95 vs 91).
Build
Sigma 24-70mm f/2.8 DG DN II ArtCompared on the build sub-score
Sigma 24-70mm f/2.8 DG DN II Art leads on build (92 vs 90).
Autofocus
Sigma 24-70mm f/2.8 DG DN II ArtCompared on the autofocus sub-score
Sigma 24-70mm f/2.8 DG DN II Art leads on af (92 vs 87).
Value for money
Sigma 24-70mm f/2.8 DG DN II ArtSpecdex score per dollar at MSRP
Sigma 24-70mm f/2.8 DG DN II Art more score per dollar ($1,099 vs $1,899).
Score breakdown
Specs side-by-side
| Spec | Canon EF 24-70mm f/2.8L II USM | Sigma 24-70mm f/2.8 DG DN II Art |
|---|---|---|
| Mount | — | L-Mount + Sony E |
| Focal length | — | 24-70 mm |
| Aperture | — | f/2.8 |
| Construction | — | 19 elements / 15 groups |
| Min focus | — | 0.18 m |
| Filter | — | 82 mm |
| Weight | — | 745 g |
Canon EF 24-70mm f/2.8L II USM
- +Proven optical formula
- +Weather-sealing (L/GM/S)
- +Strong resale
- −Mount-specific
- −Older AF motor on some
- −Heavier than modern counterparts
Sigma 24-70mm f/2.8 DG DN II Art
- +Sharper than first-party Sony GM at 1/3 the price
- +Aperture ring with click toggle
- +Weather-sealed
- −Heavier than Sony GM II
- −Not stabilized — relies on body IBIS
- −Hood plastic
FAQ: Canon EF 24-70mm f/2.8L II USM vs Sigma 24-70mm f/2.8 DG DN II Art
Which is better, Canon EF 24-70mm f/2.8L II USM or Sigma 24-70mm f/2.8 DG DN II Art? +
Sigma 24-70mm f/2.8 DG DN II Art scores 93 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Canon EF 24-70mm f/2.8L II USM worth the price? +
At $1,899, Canon EF 24-70mm f/2.8L II USM delivers a Specdex score of 91 — strongest in sharpness.
Is Sigma 24-70mm f/2.8 DG DN II Art worth the price? +
At $1,099, Sigma 24-70mm f/2.8 DG DN II Art delivers a Specdex score of 93 — strongest in sharpness.
Does Canon EF 24-70mm f/2.8L II 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 24-70mm f/2.8L II 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 (95 vs 91). Compared on the sharpness sub-score.
Which is better for build, Canon EF 24-70mm f/2.8L II USM or Sigma 24-70mm f/2.8 DG DN II Art? +
Sigma 24-70mm f/2.8 DG DN II Art — leads on build (92 vs 90). Compared on the build sub-score.