GPT-6.1 Sol (Xhigh) vs MiMo-V2.5-Pro (Reasoning)
Which is better for the money: GPT-6.1 Sol (Xhigh) by OpenAI or MiMo-V2.5-Pro (Reasoning) by Xiaomi? 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
GPT-6.1 Sol (Xhigh) scores 25.0 points higher (51.0 vs 26.0) but costs 2.9× as much to run the benchmark ($662 vs $231; premium vs mid-range cost classes). Pick GPT-6.1 Sol (Xhigh) when the extra intelligence is worth the premium, otherwise MiMo-V2.5-Pro (Reasoning).
| Metric | GPT-6.1 Sol (Xhigh) | MiMo-V2.5-Pro (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 51.0 | 26.0 | −49.0% MiMo-V2.5-Pro (Reason… is 49.0% less intelligent |
| Total AA cost (lower is better) | $662.28 | $231.08 | −65.1% MiMo-V2.5-Pro (Reason… is 65.1% cheaper |
| End-to-end time (lower is better) | 116.01s | 49.53s | −57.3% MiMo-V2.5-Pro (Reason… is 57.3% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.41 / $1.02 | |
| Input modalities | Text, Image | Text |
MiMo-V2.5-Pro (Reasoning) vs GPT-6.1 Sol (Xhigh): 49.0% less intelligence, 65.1% less cost to run the AA benchmark, and 57.3% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6.1 Sol (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
- MiMo-V2.5-Pro (Reasoning) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-6.1 Sol (Xhigh)MiMo-V2.5-Pro (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/gpt-6-1-sol-xhigh/mimo-v2-5-pro · Markdown: /api/v1/compare/gpt-6-1-sol-xhigh/mimo-v2-5-pro?format=md · llms.txt · agent skill