Gemini 1.5 Pro and Ministral 3B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.5 Pro shipped 229 days before Ministral 3B, so benchmark comparisons should account for the intervening progress.

Gemini 1.5 Pro is proprietary, while Ministral 3B is open weight.

Direct benchmark comparisons are unavailable — Gemini 1.5 Pro and Ministral 3B don't publish scores on any of the same benchmarks.