# Gemma 4 31B IT vs Mistral Medium 3.1

> Gemma 4 31B IT is the stronger model overall, scoring 43.2 to 31.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-4-31b-it-vs-mistral-medium-3-1
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Gemma 4 31B IT scores higher in 2 categories and Mistral Medium 3.1 in 0 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemma 4 31B IT leads 26.4 to 10.1.
- The biggest single-benchmark swing is NYT Connections (extended): 70.6% for Gemma 4 31B IT and 6.5% for Mistral Medium 3.1.
- Gemma 4 31B IT is cheaper at $0.09 / $0.34 per million input/output tokens, against $0.40 / $2 for Mistral Medium 3.1.
- Gemma 4 31B IT accepts more context: 262K tokens versus 131K.
- Gemma 4 31B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| Provider | Google | Mistral AI |
| Noometry Index | 43.2 | 31.5 |
| Rank | 85 | 260 |
| Context | 262K | 131K |
| Input $/M | $0.09 | $0.40 |
| Output $/M | $0.34 | $2 |
| Weights | Open | Proprietary |

## Coding

- Gemma 4 31B IT: 41.9 (#98)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| LMArena WebDev | 1364 | — |
| SciCode | 43.4% | — |
| WeirdML | 52.3% | — |
| LMArena Coding | 1459 | — |
| ALE-Bench | 925.5 | — |

## Reasoning

- Gemma 4 31B IT: 26.4 (#119)
- Mistral Medium 3.1: 10.1 (#336)

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| NYT Connections (extended) | 70.6% | 6.5% |
| Thematic Generalization | 53% | 20.3% |
| Kagi LLM Benchmark | 63.5% | — |
| CritPt | 1.4% | — |
| Chess Puzzles | 5% | — |
| LMArena Hard Prompts | 1448 | — |
| DTBench | 82.7% | — |
| LMCA | 39.3% | — |
| Surface Evolver Bench | 30.6% | — |
| Epoch Capabilities Index | 142.74 | — |

## Math

- Gemma 4 31B IT: 41.3 (#72)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 73.3% | — |
| LMArena Math | 1464 | — |

## Knowledge

- Gemma 4 31B IT: 37.9 (#141)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| GPQA Diamond | 75.8% | — |
| SimpleQA Verified | 10.4% | — |
| Vectara Hallucination Rate | 7.4% | — |
| LMArena Expert | 1465 | — |

## Multimodal

- Gemma 4 31B IT: 41.0 (#32)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| LMArena Vision | 1278 | — |
| LMArena Document | 1425 | — |

## Multilingual

- Gemma 4 31B IT: 54.0 (#52)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1431 | — |
| LMArena Chinese | 1478 | — |
| LMArena French | 1436 | — |
| LMArena Russian | 1462 | — |
| LMArena Spanish | 1443 | — |

## Instruction Following

- Gemma 4 31B IT: 75.6 (#58)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1433 | — |

## Long Context

- Gemma 4 31B IT: 44.2 (#67)
- Mistral Medium 3.1: —

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| LMArena Longer Query | 1446 | — |

## Writing & Preference

- Gemma 4 31B IT: 60.7 (#92)
- Mistral Medium 3.1: 55.6 (#140)

| Benchmark | Gemma 4 31B IT | Mistral Medium 3.1 |
|---|---|---|
| EQ-Bench Creative Writing | 1368 | 1476 |
| LMArena Text | 1443 | — |
| LMArena Creative Writing | 1416 | — |
| EQ-Bench 4 | 1120 | — |
| LMArena Multi-Turn | 1452 | — |

## FAQ

### Is Gemma 4 31B IT better than Mistral Medium 3.1?

Gemma 4 31B IT is the stronger model overall, scoring 43.2 to 31.5 on the Noometry Index.

### Which is cheaper, Gemma 4 31B IT or Mistral Medium 3.1?

Gemma 4 31B IT is cheaper. It lists at $0.09 per million input tokens and $0.34 per million output tokens; Mistral Medium 3.1 lists at $0.40 and $2.

### Which has the bigger context window?

Gemma 4 31B IT does, with 262K tokens against 131K.

### How many benchmarks do Gemma 4 31B IT and Mistral Medium 3.1 share?

3 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Mistral Medium 3.1 has 3.