Gemini 2.5 Pro vs GPT-6 Sol (Xhigh)
Which is better for the money: Gemini 2.5 Pro by Google or GPT-6 Sol (Xhigh) by OpenAI? 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 Sol (Xhigh) scores 28.1 points higher (44.2 vs 16.1) but costs 1.0× as much to run the benchmark ($855 vs $823; both premium class). Pick GPT-6 Sol (Xhigh) when the extra intelligence is worth the premium, otherwise Gemini 2.5 Pro.
| Metric | Gemini 2.5 Pro | GPT-6 Sol (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.1 | 44.2 | +174.5% GPT-6 Sol (Xhigh) is 2.7× more intelligent |
| Total AA cost (lower is better) | $822.85 | $854.60 | +3.9% GPT-6 Sol (Xhigh) is 3.9% more expensive |
| End-to-end time (lower is better) | 27.94s | 42.43s | +51.9% GPT-6 Sol (Xhigh) is 51.9% slower |
| Price per 1M tokens (in / out) | $1.25 / $10.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
GPT-6 Sol (Xhigh) vs Gemini 2.5 Pro: 174.5% more intelligence, 3.9% more cost to run the AA benchmark, and 51.9% slower 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.
- GPT-6 Sol (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Gemini 2.5 ProGPT-6 Sol (Xhigh)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-2-5-pro/gpt-6-sol-xhigh · Markdown: /api/v1/compare/gemini-2-5-pro/gpt-6-sol-xhigh?format=md · llms.txt · agent skill