# Gemini 3 Ultra vs Gemini 3 Pro (2026): Benchmarks, Price & Verdict | Alher Tech

> Gemini 3 Ultra vs Gemini 3 Pro: head-to-head 2026 comparison across Arena Elo, MMLU, GPQA, HumanEval, context window and pricing. Verdict + use cases.

- Canonical page: https://alhertech.com/en/ai-comparison/gemini-3-ultra-vs-gemini-3-pro/
- Site: Alher Tech (custom software, AI agents and SEO engineering, https://alhertech.com/)
- Contact: https://alhertech.com/en/contact/

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|  | Gemini 3 Ultra | Gemini 3 Pro |
| --- | --- | --- |
| arenaElo | 1441 | 1405 |
| humanEval | 91 | 87.3 |
| sweBench | 66 | 63 |
| mmlu | 93.4 | 91.1 |
| gpqa | 72.6 | 62.5 |
| aime | 93 | 90 |
| Price in/out ($/M) | $18 / $72 | $7 / $21 |

## Our verdict

Ultra adds ~2 points on MMLU, ~10 on GPQA and a 3M context window. For most production workloads, Pro already hits the Pareto frontier. Move to Ultra only when you genuinely process 1M+ token inputs or need a quality ceiling.

[Gemini 3 Ultra](https://alhertech.com/en/ai-comparison/gemini-3-ultra/) · [Gemini 3 Pro](https://alhertech.com/en/ai-comparison/gemini-3-pro/) · [All AI model comparisons](https://alhertech.com/en/ai-comparison/)