Gemma 4 31B scores 16.8 on the Respan Index (#113), ahead of Gemma 4 26B A4B at 16.5 (#116). Gemma 4 31B leads on 9 of the 11 benchmarks both report.
* Estimated: no published scores in that category. How the Respan Index works
| 1435 |
| 1442 |
| LMArena Vision (LMArena) | 1242 | 1262 |
| LMArena WebDev (LMArena) | 1359 | 1365 |
| AIME 2026 | 88.3% | 89.2% |
| Humanity's Last Exam (no tools) | 8.7% | 19.5% |
| LiveCodeBench v6 | 77.1% | 80% |
| MMLU-Pro | 82.6% | 85.2% |
Higher is better. Each score links to where it was published.