Compare · 2026-10-15
GPT-4O Mini vs O3 Mini
As of Oct 15, 2026, GPT-4O Mini leads O3 Mini in 0 of 2 shared categories.
O
GPT-4O Mini
#11 Best recorded rank: #11 in General LLM, as of Oct 15, 2026.
O
O3 Mini
It used to be. Was SOTA in Reasoning.
| Category | GPT-4O Mini | O3 Mini |
|---|---|---|
| General LLM | #11 · #11 in General LLM Margin — LMArena leaderboard dataset · Sep 15, 2024 | #10 · #10 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #— · Not enough data Margin — Epoch AI benchmarking hub · Jul 18, 2024 | #172 · Was SOTA · Reasoning Margin 92.02127659574468 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #161 · #161 in Science Margin — Epoch AI benchmarking hub · Jul 18, 2024 | #76 · #76 in Science Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Sep 27, 2024 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | — | #186 · #186 in Long context Margin 98.93617021276596 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | — |
| Factuality | #— · Not enough data Margin — Epoch AI benchmarking hub · Jul 18, 2024 | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Abstraction (ARC) | — | #51 · #51 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
Price per 1M tokens
GPT-4O Mini: $0.26249999999999996 per 1M blended tokens.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Open weights
GPT-4O Mini: closed weights.
O3 Mini: closed weights.
Which to pick
General LLM: As of Oct 15, 2026, O3 Mini leads GPT-4O Mini in General LLM at #10 against #11.
Science: As of Oct 15, 2026, O3 Mini leads GPT-4O Mini in Science at #76 against #161.
GPT-4O Mini or O3 Mini?
As of Oct 15, 2026, GPT-4O Mini leads O3 Mini in 0 of 2 shared categories.
GPT-4O Mini or O3 Mini for General LLM?
As of Oct 15, 2026, O3 Mini leads GPT-4O Mini in General LLM at #10 against #11.
GPT-4O Mini or O3 Mini for Science?
As of Oct 15, 2026, O3 Mini leads GPT-4O Mini in Science at #76 against #161.