# GPT-4o vs GPT-5 mini (2026): Benchmarks, Price & Verdict | Alher Tech

> GPT-4o vs GPT-5 mini: 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/gpt-4o-vs-gpt-5-mini/
- Site: Alher Tech (custom software, AI agents and SEO engineering, https://alhertech.com/)
- Contact: https://alhertech.com/en/contact/

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|  | GPT-4o | GPT-5 mini |
| --- | --- | --- |
| arenaElo | 1345 | 1288 |
| humanEval | 90.2 | 81 |
| sweBench | 33 | 50 |
| mmlu | 88.7 | 82.4 |
| gpqa | 53.6 | 50.1 |
| aime | 42 | 78 |
| Price in/out ($/M) | $2.5 / $10 | $0.25 / $2 |

## Our verdict

GPT-5 mini is cheaper, smarter on most benchmarks and has 3× the context of GPT-4o. GPT-4o only wins when you need the Realtime voice API. New projects should default to GPT-5 mini.

[GPT-4o](https://alhertech.com/en/ai-comparison/gpt-4o/) · [GPT-5 mini](https://alhertech.com/en/ai-comparison/gpt-5-mini/) · [All AI model comparisons](https://alhertech.com/en/ai-comparison/)