# Grok-3 mini vs Magistral Medium

> Grok-3 mini is the stronger model overall, scoring 41.2 to 35.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-3-mini-vs-magistral-medium
- Last updated: 2026-10-11
- Shared benchmarks: 20

## Summary

- They share 20 benchmarks with published results for both. Grok-3 mini scores higher in 8 categories and Magistral Medium in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.4 to 33.5.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 61.3% for Grok-3 mini and 16.2% for Magistral Medium.
- Magistral Medium has downloadable open weights; the other is API-only.

## Snapshot

| | Grok-3 mini | Magistral Medium |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 41.2 | 35.2 |
| Rank | 141 | 227 |
| Context | — | 262K |
| Input $/M | — | $2 |
| Output $/M | — | $5 |
| Weights | Proprietary | Open |

## Coding

- Grok-3 mini: 40.8 (#131)
- Magistral Medium: 39.1 (#161)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Coding | 1379 | 1319 |
| Aider Polyglot | 49.3% | — |
| SciCode | — | 39.2% |
| WeirdML | 42.6% | — |

## Reasoning

- Grok-3 mini: 13.6 (#334)
- Magistral Medium: 8.6 (#348)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| ARC-AGI-2 | 0.4% | 0% |
| Kagi LLM Benchmark | 61.3% | 16.2% |
| ARC-AGI-1 | 16.5% | 6.1% |
| LMArena Hard Prompts | 1375 | 1267 |
| CritPt | — | 0.3% |
| Epoch Capabilities Index | 140.35 | — |

## Math

- Grok-3 mini: 42.1 (#85)
- Magistral Medium: 35.1 (#189)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Math | 1386 | 1250 |
| OTIS Mock AIME 2024-2025 | 77.8% | — |
| Omni-MATH | 31.8% | — |
| MATH Level 5 | 90.9% | — |
| FrontierMath (Feb 2025 set) | 5.9% | — |

## Knowledge

- Grok-3 mini: 46.4 (#81)
- Magistral Medium: 33.5 (#202)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Expert | 1395 | 1223 |
| GPQA Diamond | 76.3% | — |
| MMLU-Pro | 79.9% | — |
| Confabulations | 10.8% | — |
| GPQA (HELM) | 67.5% | — |

## Multilingual

- Grok-3 mini: 48.1 (#145)
- Magistral Medium: 39.6 (#224)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Non-English | 1352 | 1232 |
| LMArena Chinese | 1387 | 1227 |
| LMArena French | 1357 | 1267 |
| LMArena German | 1349 | 1248 |
| LMArena Japanese | 1342 | 1175 |
| LMArena Korean | 1335 | 1125 |
| LMArena Russian | 1353 | 1224 |
| LMArena Spanish | 1381 | 1271 |

## Instruction Following

- Grok-3 mini: 78.5 (#9)
- Magistral Medium: 66.0 (#211)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Instruction Following | 1357 | 1254 |
| IFEval | 95.1% | — |

## Long Context

- Grok-3 mini: 41.0 (#147)
- Magistral Medium: 39.3 (#183)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Longer Query | 1372 | 1295 |
| Fiction.LiveBench | 66.7% | — |

## Writing & Preference

- Grok-3 mini: 52.5 (#169)
- Magistral Medium: 46.3 (#219)

| Benchmark | Grok-3 mini | Magistral Medium |
|---|---|---|
| LMArena Text | 1370 | 1255 |
| LMArena Creative Writing | 1342 | 1245 |
| LMArena Multi-Turn | 1355 | 1275 |
| Short-Story Creative Writing | 73.5% | — |
| WildBench | 65.1% | — |

## FAQ

### Is Grok-3 mini better than Magistral Medium?

Grok-3 mini is the stronger model overall, scoring 41.2 to 35.2 on the Noometry Index.

### Is Grok-3 mini or Magistral Medium better for coding?

Grok-3 mini scores higher on coding benchmarks: 40.8 versus 39.1 in the Noometry coding category.

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

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