Gemini 2.5 Pro vs Mistral Small 4 (Reasoning)
Which is better for the money: Gemini 2.5 Pro by Google or Mistral Small 4 (Reasoning) by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Gemini 2.5 Pro scores 4.8 points higher (16.1 vs 11.3) but costs 19× as much to run the benchmark ($823 vs $42.5; premium vs budget cost classes). They are not alternatives at one budget: pick Gemini 2.5 Pro when you need intelligence above 11.3, and Mistral Small 4 (Reasoning) when 11.3 is enough.
| Metric | Gemini 2.5 Pro | Mistral Small 4 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.1 | 11.3 | −29.8% Mistral Small 4 (Reas… is 29.8% less intelligent |
| Total AA cost (lower is better) | $822.85 | $42.50 | −94.8% Mistral Small 4 (Reas… is 94.8% cheaper |
| End-to-end time (lower is better) | 26.13s | 14.45s | −44.7% Mistral Small 4 (Reas… is 44.7% faster |
| Price per 1M tokens (in / out) | $1.25 / $10.0 | $0.15 / $0.60 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
Mistral Small 4 (Reasoning) vs Gemini 2.5 Pro: 29.8% less intelligence, 94.8% less cost to run the AA benchmark, and 44.7% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 2.5 Pro is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- 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 2.5 ProMistral Small 4 (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-2-5-pro/mistral-small-4 · Markdown: /api/v1/compare/gemini-2-5-pro/mistral-small-4?format=md · llms.txt · agent skill