Gemma 4 and Mistral Medium 3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Medium 3 shipped 330 days before Gemma 4, so benchmark comparisons should account for the intervening progress.

Gemma 4 is open weight, while Mistral Medium 3 is proprietary.

Direct benchmark comparisons are unavailable — Gemma 4 and Mistral Medium 3 don't publish scores on any of the same benchmarks.