# Gemini 3 Pro vs Claude Sonnet 4.6 (2026): Benchmarks, Price & Verdict | Alher Tech

> Gemini 3 Pro vs Claude Sonnet 4.6: 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-pro-vs-claude-sonnet-4-6/
- Site: Alher Tech (custom software, AI agents and SEO engineering, https://alhertech.com/)
- Contact: https://alhertech.com/en/contact/

---

|  | Gemini 3 Pro | Claude Sonnet 4.6 |
| --- | --- | --- |
| arenaElo | 1405 | 1358 |
| humanEval | 87.3 | 89 |
| sweBench | 63 | 60 |
| mmlu | 91.1 | 88.7 |
| gpqa | 62.5 | 59.4 |
| aime | 90 | 80 |
| Price in/out ($/M) | $7 / $21 | $3 / $15 |

## Our verdict

Gemini 3 Pro is stronger on benchmarks and has 10× the context, but costs 2× Sonnet 4.6. For multimodal long-doc work, Gemini Pro. For text chat and coding copilots at scale, Sonnet 4.6.

[Gemini 3 Pro](https://alhertech.com/en/ai-comparison/gemini-3-pro/) · [Claude Sonnet 4.6](https://alhertech.com/en/ai-comparison/claude-sonnet-4-6/) · [All AI model comparisons](https://alhertech.com/en/ai-comparison/)