# Grok-2 (Dec 2024) vs Mixtral 8x7B

> Grok-2 (Dec 2024) is the stronger model overall, scoring 33.7 to 27.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-2-vs-mixtral-8x7b
- Last updated: 2026-10-11
- Shared benchmarks: 21

## Summary

- They share 21 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 7 categories and Mixtral 8x7B in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-2 (Dec 2024) leads 29.8 to 11.0.
- The biggest single-benchmark swing is MATH Level 5: 63.5% for Grok-2 (Dec 2024) and 10% for Mixtral 8x7B.
- Mixtral 8x7B has downloadable open weights; the other is API-only.

## Snapshot

| | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 33.7 | 27.1 |
| Rank | 239 | 334 |
| Context | — | 32K |
| Input $/M | — | $0.70 |
| Output $/M | — | $0.70 |
| Weights | Proprietary | Open |

## Coding

- Grok-2 (Dec 2024): 33.3 (#258)
- Mixtral 8x7B: 32.8 (#269)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Coding | 1287 | 1126 |
| WeirdML | 22.2% | — |
| LiveBench Coding | 46.4% | — |
| HumanEval+ | — | 39.6% |
| MBPP+ | — | 49.7% |

## Reasoning

- Grok-2 (Dec 2024): 16.9 (#299)
- Mixtral 8x7B: 18.2 (#285)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Hard Prompts | 1272 | 1115 |
| DTBench | 65.2% | 49.6% |
| Epoch Capabilities Index | 130.48 | 118.47 |
| SimpleBench | 22.7% | — |
| LiveBench Reasoning | 54.8% | — |
| LiveBench Data Analysis | 54.5% | — |
| Adversarial NLI | — | 55.2% |
| ForecastBench | — | 56.3 |
| HellaSwag | — | 86.7% |
| LiveBench | 54.3% | — |
| PIQA | — | 83.6% |
| WinoGrande | — | 77.2% |

## Math

- Grok-2 (Dec 2024): 20.8 (#284)
- Mixtral 8x7B: 18.8 (#289)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Math | 1283 | 1147 |
| MATH Level 5 | 63.5% | 10% |
| OTIS Mock AIME 2024-2025 | 11.5% | — |
| Omni-MATH | — | 10.5% |
| LiveBench Math | 54.9% | — |
| FrontierMath (Feb 2025 set) | 0.7% | — |
| GSM8K | — | 74.4% |

## Knowledge

- Grok-2 (Dec 2024): 29.8 (#233)
- Mixtral 8x7B: 11.0 (#301)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| GPQA Diamond | 53.8% | 30.6% |
| LMArena Expert | 1254 | 1088 |
| MMLU-Pro | — | 33.5% |
| Confabulations | 20.1% | — |
| GPQA (HELM) | — | 29.6% |
| ARC (AI2) Challenge | — | 87.3% |
| MMLU | — | 70.6% |
| OpenBookQA | — | 85.8% |
| TriviaQA | — | 82.2% |

## Multilingual

- Grok-2 (Dec 2024): 43.1 (#188)
- Mixtral 8x7B: 29.6 (#266)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Non-English | 1282 | 1077 |
| LMArena Chinese | 1289 | 1055 |
| LMArena French | 1318 | 1166 |
| LMArena German | 1287 | 1114 |
| LMArena Japanese | 1244 | 931 |
| LMArena Korean | 1237 | 968 |
| LMArena Russian | 1286 | 1090 |
| LMArena Spanish | 1281 | 1111 |

## Instruction Following

- Grok-2 (Dec 2024): 66.9 (#202)
- Mixtral 8x7B: 51.0 (#297)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Instruction Following | 1270 | 1109 |
| LiveBench Instruction Following | 69.6% | — |
| IFEval | — | 57.5% |

## Long Context

- Grok-2 (Dec 2024): 38.8 (#190)
- Mixtral 8x7B: 33.4 (#260)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Longer Query | 1276 | 1103 |

## Writing & Preference

- Grok-2 (Dec 2024): 48.6 (#198)
- Mixtral 8x7B: 34.2 (#270)

| Benchmark | Grok-2 (Dec 2024) | Mixtral 8x7B |
|---|---|---|
| LMArena Text | 1305 | 1132 |
| LMArena Creative Writing | 1284 | 1109 |
| LMArena Multi-Turn | 1290 | 1115 |
| Short-Story Creative Writing | 63.6% | — |
| WildBench | — | 67.3% |
| LiveBench Language | 45.6% | — |

## FAQ

### Is Grok-2 (Dec 2024) better than Mixtral 8x7B?

Grok-2 (Dec 2024) is the stronger model overall, scoring 33.7 to 27.1 on the Noometry Index.

### Is Grok-2 (Dec 2024) or Mixtral 8x7B better for coding?

They score almost the same on coding (33.3 vs 32.8); test both on your own repository before choosing.

### How many benchmarks do Grok-2 (Dec 2024) and Mixtral 8x7B share?

21 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Mixtral 8x7B has 38.