# Grok 4.1 vs Mistral Small 3.1

> Grok 4.1 is the stronger model overall, scoring 40.8 to 31.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-4-1-vs-mistral-small-3-1
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Grok 4.1 scores higher in 7 categories and Mistral Small 3.1 in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.1 leads 62.6 to 37.2.
- Mistral Small 3.1 has downloadable open weights; the other is API-only.

## Snapshot

| | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 40.8 | 31.4 |
| Rank | 135 | 263 |
| Context | — | 128K |
| Input $/M | — | $0.35 |
| Output $/M | — | $0.56 |
| Weights | Proprietary | Open |

## Coding

- Grok 4.1: 33.4 (#246)
- Mistral Small 3.1: 37.7 (#175)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Coding | 1445 | 1309 |
| LMArena WebDev | 1214 | — |

## Agentic & Tool Use

- Grok 4.1: 33.8 (#47)
- Mistral Small 3.1: —

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| Cybench | 39% | — |

## Reasoning

- Grok 4.1: 28.3 (#91)
- Mistral Small 3.1: 18.9 (#249)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Hard Prompts | 1436 | 1278 |
| Chess Puzzles | — | 1% |
| Epoch Capabilities Index | — | 127.48 |

## Math

- Grok 4.1: 36.2 (#124)
- Mistral Small 3.1: 13.7 (#295)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Math | 1422 | 1261 |
| OTIS Mock AIME 2024-2025 | — | 3.9% |
| Omni-MATH | — | 24.8% |

## Knowledge

- Grok 4.1: 38.9 (#129)
- Mistral Small 3.1: 22.6 (#266)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Expert | 1417 | 1258 |
| GPQA Diamond | — | 41.9% |
| MMLU-Pro | — | 61% |
| GPQA (HELM) | — | 39.2% |

## Multimodal

- Grok 4.1: —
- Mistral Small 3.1: 32.6 (#93)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Vision | — | 1136 |

## Multilingual

- Grok 4.1: 53.6 (#64)
- Mistral Small 3.1: 41.4 (#204)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Non-English | 1425 | 1255 |
| LMArena Chinese | 1464 | 1254 |
| LMArena French | 1448 | 1270 |
| LMArena German | 1447 | 1266 |
| LMArena Japanese | 1396 | 1210 |
| LMArena Korean | 1407 | 1206 |
| LMArena Russian | 1434 | 1263 |
| LMArena Spanish | 1438 | 1283 |

## Instruction Following

- Grok 4.1: 74.0 (#106)
- Mistral Small 3.1: 63.8 (#225)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Instruction Following | 1400 | 1264 |
| IFEval | — | 75% |

## Long Context

- Grok 4.1: 43.2 (#96)
- Mistral Small 3.1: 39.5 (#172)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Longer Query | 1416 | 1300 |

## Writing & Preference

- Grok 4.1: 62.6 (#71)
- Mistral Small 3.1: 37.2 (#254)

| Benchmark | Grok 4.1 | Mistral Small 3.1 |
|---|---|---|
| LMArena Text | 1437 | 1278 |
| LMArena Creative Writing | 1411 | 1253 |
| LMArena Multi-Turn | 1438 | 1270 |
| EQ-Bench Creative Writing | — | 761 |
| WildBench | — | 78.8% |

## FAQ

### Is Grok 4.1 better than Mistral Small 3.1?

Grok 4.1 is the stronger model overall, scoring 40.8 to 31.4 on the Noometry Index.

### Is Grok 4.1 or Mistral Small 3.1 better for coding?

Mistral Small 3.1 scores higher on coding benchmarks: 37.7 versus 33.4 in the Noometry coding category.

### How many benchmarks do Grok 4.1 and Mistral Small 3.1 share?

17 benchmarks have published results for both models. Grok 4.1 has 19 scored results on Noometry and Mistral Small 3.1 has 28.