GPT-6 Luna (Max) vs MiMo-V2.5
Which is better for the money: GPT-6 Luna (Max) by OpenAI or MiMo-V2.5 by Xiaomi? 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
GPT-6 Luna (Max) scores 16.3 points higher (38.1 vs 21.8) but costs 2.0× as much to run the benchmark ($122 vs $61.9; both mid-range class). Pick GPT-6 Luna (Max) when the extra intelligence is worth the premium, otherwise MiMo-V2.5.
| Metric | GPT-6 Luna (Max) | MiMo-V2.5 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 38.1 | 21.8 | −42.8% MiMo-V2.5 is 42.8% less intelligent |
| Total AA cost (lower is better) | $122.05 | $61.93 | −49.3% MiMo-V2.5 is 49.3% cheaper |
| End-to-end time (lower is better) | 82.02s | 41.73s | −49.1% MiMo-V2.5 is 49.1% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.13 / $0.27 | |
| Input modalities | Text, Image | Text, Image |
MiMo-V2.5 vs GPT-6 Luna (Max): 42.8% less intelligence, 49.3% less cost to run the AA benchmark, and 49.1% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (Max) is on today's frontier: nothing is both smarter and cheaper.
- MiMo-V2.5 is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Medium) scores 34.50 for $56.4.
GPT-6 Luna (Max)MiMo-V2.5Today'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-luna/mimo-v2-5-0424 · Markdown: /api/v1/compare/gpt-6-luna/mimo-v2-5-0424?format=md · llms.txt · agent skill