# Grok-3 mini vs Mistral

> Grok-3 mini is the stronger model overall, scoring 41.2 to 29.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-3-mini-vs-mistral
- Last updated: 2026-10-10
- Shared benchmarks: 22

## Summary

- They share 22 benchmarks with published results for both. Grok-3 mini scores higher in 7 categories and Mistral in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.4 to 16.6.
- The biggest single-benchmark swing is MMLU-Pro: 79.9% for Grok-3 mini and 27.7% for Mistral.

## Snapshot

| | Grok-3 mini | Mistral |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 41.2 | 29.9 |
| Rank | 141 | 303 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Grok-3 mini: 40.8 (#131)
- Mistral: 33.8 (#250)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| LMArena Coding | 1379 | 1162 |
| Aider Polyglot | 49.3% | — |
| WeirdML | 42.6% | — |

## Reasoning

- Grok-3 mini: 13.6 (#334)
- Mistral: 22.2 (#200)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| LMArena Hard Prompts | 1375 | 1149 |
| ARC-AGI-2 | 0.4% | — |
| Kagi LLM Benchmark | 61.3% | — |
| ARC-AGI-1 | 16.5% | — |
| Epoch Capabilities Index | 140.35 | — |

## Math

- Grok-3 mini: 42.1 (#85)
- Mistral: 22.3 (#278)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| Omni-MATH | 31.8% | 7.2% |
| LMArena Math | 1386 | 1180 |
| OTIS Mock AIME 2024-2025 | 77.8% | — |
| MATH Level 5 | 90.9% | — |
| FrontierMath (Feb 2025 set) | 5.9% | — |

## Knowledge

- Grok-3 mini: 46.4 (#81)
- Mistral: 16.6 (#288)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| MMLU-Pro | 79.9% | 27.7% |
| GPQA (HELM) | 67.5% | 30.3% |
| LMArena Expert | 1395 | 1125 |
| GPQA Diamond | 76.3% | — |
| Confabulations | 10.8% | — |

## Multilingual

- Grok-3 mini: 48.1 (#145)
- Mistral: 32.8 (#254)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| LMArena Non-English | 1352 | 1129 |
| LMArena Chinese | 1387 | 1109 |
| LMArena French | 1357 | 1180 |
| LMArena German | 1349 | 1155 |
| LMArena Japanese | 1342 | 1013 |
| LMArena Korean | 1335 | 1032 |
| LMArena Russian | 1353 | 1168 |
| LMArena Spanish | 1381 | 1143 |

## Instruction Following

- Grok-3 mini: 78.5 (#9)
- Mistral: 52.6 (#288)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| IFEval | 95.1% | 56.8% |
| LMArena Instruction Following | 1357 | 1152 |

## Long Context

- Grok-3 mini: 41.0 (#147)
- Mistral: 35.0 (#245)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| LMArena Longer Query | 1372 | 1153 |
| Fiction.LiveBench | 66.7% | — |

## Writing & Preference

- Grok-3 mini: 52.5 (#169)
- Mistral: 37.0 (#260)

| Benchmark | Grok-3 mini | Mistral |
|---|---|---|
| LMArena Text | 1370 | 1165 |
| LMArena Creative Writing | 1342 | 1158 |
| WildBench | 65.1% | 66% |
| LMArena Multi-Turn | 1355 | 1147 |
| Short-Story Creative Writing | 73.5% | — |

## FAQ

### Is Grok-3 mini better than Mistral?

Grok-3 mini is the stronger model overall, scoring 41.2 to 29.9 on the Noometry Index.

### Is Grok-3 mini or Mistral better for coding?

Grok-3 mini scores higher on coding benchmarks: 40.8 versus 33.8 in the Noometry coding category.

### How many benchmarks do Grok-3 mini and Mistral share?

22 benchmarks have published results for both models. Grok-3 mini has 35 scored results on Noometry and Mistral has 22.