Sigma - 24-70mm f/2.8 DG DN II Art vs Sony - FE 24-70mm f/2.8 GM II

These two are evenly matched on the broad strokes, with the decision sitting on which individual spec advantages weigh more for your use.

The 24-70mm f/2.8 DG DN II Art doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.

Pick the FE 24-70mm f/2.8 GM II if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight.

Both ship with comparable min focal, max focal, weather sealed, so those specs don't separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.