Ministral 3B and Grok 4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Ministral 3B shipped 281 days before Grok 4, so benchmark comparisons should account for the intervening progress.

Ministral 3B is open weight, while Grok 4 is proprietary.

Direct benchmark comparisons are unavailable — Ministral 3B and Grok 4 don't publish scores on any of the same benchmarks.