Gemini 1.5 Flash and Mistral Small 3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.5 Flash shipped 232 days before Mistral Small 3, so benchmark comparisons should account for the intervening progress.

Gemini 1.5 Flash is proprietary, while Mistral Small 3 is open weight.

Direct benchmark comparisons are unavailable — Gemini 1.5 Flash and Mistral Small 3 don't publish scores on any of the same benchmarks.