Gemini 1.5 Flash-8B and Devstral Small don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.5 Flash-8B shipped 230 days before Devstral Small, so benchmark comparisons should account for the intervening progress.

Gemini 1.5 Flash-8B is proprietary, while Devstral Small is open weight.

Direct benchmark comparisons are unavailable — Gemini 1.5 Flash-8B and Devstral Small don't publish scores on any of the same benchmarks.