# Grok 4.3 vs Mistral

> Grok 4.3 is the stronger model overall, scoring 43.8 to 29.9 on the Noometry Index.

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

## Summary

- They share 17 benchmarks with published results for both. Grok 4.3 scores higher in 8 categories and Mistral in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok 4.3 leads 52.5 to 16.6.

## Snapshot

| | Grok 4.3 | Mistral |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 43.8 | 29.9 |
| Rank | 86 | 303 |
| Context | 1M | — |
| Input $/M | $1.25 | — |
| Output $/M | $2.50 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Grok 4.3: 41.6 (#121)
- Mistral: 33.8 (#250)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Coding | 1415 | 1162 |
| LMArena WebDev | 1357 | — |
| SciCode | 47.3% | — |
| WeirdML | 49.9% | — |
| ALE-Bench | 944.17 | — |

## Agentic & Tool Use

- Grok 4.3: 27.7 (#99)
- Mistral: —

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| GDP.pdf | 8% | — |
| LMArena Search | 1165 | — |
| Vending-Bench 2 | 35.26 | — |

## Reasoning

- Grok 4.3: 35.9 (#68)
- Mistral: 22.2 (#200)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1149 |
| NYT Connections (extended) | 55.2% | — |
| CritPt | 8% | — |
| Chess Puzzles | 25% | — |
| DTBench | 90.7% | — |
| LMCA | 38.3% | — |
| Epoch Capabilities Index | 149.16 | — |
| ForecastBench | 60.3 | — |

## Math

- Grok 4.3: 46.0 (#74)
- Mistral: 22.3 (#278)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Math | 1388 | 1180 |
| FrontierMath (Tiers 1-3) | 42.8% | — |
| FrontierMath Tier 4 | 14.6% | — |
| OTIS Mock AIME 2024-2025 | 93.3% | — |
| ProofBench | 11% | — |
| Omni-MATH | — | 7.2% |

## Knowledge

- Grok 4.3: 52.5 (#62)
- Mistral: 16.6 (#288)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Expert | 1385 | 1125 |
| GPQA Diamond | 88.8% | — |
| SimpleQA Verified | 33.2% | — |
| MMLU-Pro | — | 27.7% |
| GPQA (HELM) | — | 30.3% |

## Multimodal

- Grok 4.3: 31.6 (#104)
- Mistral: —

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Vision | 1229 | — |
| Blueprint-Bench 2 | 0% | — |

## Multilingual

- Grok 4.3: 50.5 (#120)
- Mistral: 32.8 (#254)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Non-English | 1385 | 1129 |
| LMArena Chinese | 1422 | 1109 |
| LMArena French | 1412 | 1180 |
| LMArena German | 1395 | 1155 |
| LMArena Japanese | 1379 | 1013 |
| LMArena Korean | 1356 | 1032 |
| LMArena Russian | 1399 | 1168 |
| LMArena Spanish | 1398 | 1143 |

## Instruction Following

- Grok 4.3: 72.1 (#140)
- Mistral: 52.6 (#288)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Instruction Following | 1366 | 1152 |
| IFEval | — | 56.8% |

## Long Context

- Grok 4.3: 42.5 (#123)
- Mistral: 35.0 (#245)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Longer Query | 1393 | 1153 |

## Writing & Preference

- Grok 4.3: 58.5 (#118)
- Mistral: 37.0 (#260)

| Benchmark | Grok 4.3 | Mistral |
|---|---|---|
| LMArena Text | 1397 | 1165 |
| LMArena Creative Writing | 1380 | 1158 |
| LMArena Multi-Turn | 1406 | 1147 |
| WildBench | — | 66% |
| EQ-Bench 4 | 1075 | — |

## FAQ

### Is Grok 4.3 better than Mistral?

Grok 4.3 is the stronger model overall, scoring 43.8 to 29.9 on the Noometry Index.

### Is Grok 4.3 or Mistral better for coding?

Grok 4.3 scores higher on coding benchmarks: 41.6 versus 33.8 in the Noometry coding category.

### How many benchmarks do Grok 4.3 and Mistral share?

17 benchmarks have published results for both models. Grok 4.3 has 40 scored results on Noometry and Mistral has 22.