Gemini 3.5 Flash (High) vs Mistral Small 4 (Reasoning)
Which is better for the money: Gemini 3.5 Flash (High) by Google or Mistral Small 4 (Reasoning) by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Gemini 3.5 Flash (High) scores 21.3 points higher (32.6 vs 11.3) but costs 99× as much to run the benchmark ($4222 vs $42.5; flagship vs budget cost classes). They are not alternatives at one budget: pick Gemini 3.5 Flash (High) when you need intelligence above 11.3, and Mistral Small 4 (Reasoning) when 11.3 is enough.
| Metric | Gemini 3.5 Flash (High) | Mistral Small 4 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 32.6 | 11.3 | −65.3% Mistral Small 4 (Reas… is 65.3% less intelligent |
| Total AA cost (lower is better) | $4,222.12 | $42.50 | −99.0% Mistral Small 4 (Reas… is 99.0% cheaper |
| End-to-end time (lower is better) | 16.65s | 14.50s | −12.9% Mistral Small 4 (Reas… is 12.9% faster |
| Price per 1M tokens (in / out) | $1.50 / $9.00 | $0.15 / $0.60 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
Mistral Small 4 (Reasoning) vs Gemini 3.5 Flash (High): 65.3% less intelligence, 99.0% less cost to run the AA benchmark, and 12.9% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 3.5 Flash (High) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Mistral Small 4 (Reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
Gemini 3.5 Flash (High)Mistral Small 4 (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-5-flash/mistral-small-4 · Markdown: /api/v1/compare/gemini-3-5-flash/mistral-small-4?format=md · llms.txt · agent skill