Gemma 4 31B vs O3 Mini
As of Oct 14, 2026, Gemma 4 31B leads O3 Mini in 2 of 3 shared categories: Reasoning and Long context.
Gemma 4 31B
Yes. Yes on General LLM (≤32B); Reasoning (≤32B). Not the overall leader.
O3 Mini
It used to be. Was SOTA in Reasoning.
| Category | Gemma 4 31B | O3 Mini |
|---|---|---|
| General LLM | #54 · #54 in General LLM Margin 36.734693877551024 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #50 · #50 in Reasoning Margin 34.93150684931507 LMArena leaderboard dataset · Oct 13, 2026 | #133 · Was SOTA · Reasoning Margin 91.78082191780823 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | — | #76 · #76 in Science Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #80 · #80 in Coding › Web dev Margin 73.83177570093457 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #45 · #45 in Long context Margin 30.612244897959187 LMArena leaderboard dataset · Oct 13, 2026 | #145 · #145 in Long context Margin 98.63945578231292 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | — |
| Factuality | #49 · #49 in Factuality Margin 37.3134328358209 LMArena leaderboard dataset · Oct 13, 2026 | #— · 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 |
Gemma 4 31B: price per 1M tokens is unset in the catalog.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Gemma 4 31B: open weights.
O3 Mini: closed weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Gemma 4 31B in General LLM at #7 against #54.
Reasoning: As of Oct 14, 2026, Gemma 4 31B leads O3 Mini in Reasoning at #50 against #133.
Long context: As of Oct 14, 2026, Gemma 4 31B leads O3 Mini in Long context at #45 against #145.
Gemma 4 31B or O3 Mini?
As of Oct 14, 2026, Gemma 4 31B leads O3 Mini in 2 of 3 shared categories: Reasoning and Long context.
Gemma 4 31B or O3 Mini for General LLM?
As of Oct 14, 2026, O3 Mini leads Gemma 4 31B in General LLM at #7 against #54.
Gemma 4 31B or O3 Mini for Reasoning?
As of Oct 14, 2026, Gemma 4 31B leads O3 Mini in Reasoning at #50 against #133.
Gemma 4 31B or O3 Mini for Long context?
As of Oct 14, 2026, Gemma 4 31B leads O3 Mini in Long context at #45 against #145.