# MiMo-V2-Omni vs Mixtral 8x7B

> MiMo-V2-Omni is the stronger model overall, scoring 42.9 to 26.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mimo-v2-omni-vs-mixtral-8x7b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. MiMo-V2-Omni scores higher in 8 categories and Mixtral 8x7B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where MiMo-V2-Omni leads 39.9 to 11.0.
- MiMo-V2-Omni is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.70 / $0.70 for Mixtral 8x7B.
- MiMo-V2-Omni accepts more context: 262K tokens versus 32K.
- Mixtral 8x7B has downloadable open weights; the other is API-only.

## Snapshot

| | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| Provider | Xiaomi | Mistral AI |
| Noometry Index | 42.9 | 26.8 |
| Rank | 91 | 328 |
| Context | 262K | 32K |
| Input $/M | $0.14 | $0.70 |
| Output $/M | $0.28 | $0.70 |
| Weights | Proprietary | Open |

## Coding

- MiMo-V2-Omni: 42.7 (#87)
- Mixtral 8x7B: 32.2 (#265)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Coding | 1467 | 1127 |
| HumanEval+ | — | 39.6% |
| MBPP+ | — | 49.7% |

## Reasoning

- MiMo-V2-Omni: 28.6 (#86)
- Mixtral 8x7B: 17.4 (#283)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Hard Prompts | 1445 | 1115 |
| DTBench | — | 49.6% |
| Adversarial NLI | — | 55.2% |
| Epoch Capabilities Index | — | 118.38 |
| ForecastBench | — | 56.3 |
| HellaSwag | — | 86.7% |
| PIQA | — | 83.6% |
| WinoGrande | — | 77.2% |

## Math

- MiMo-V2-Omni: 36.4 (#112)
- Mixtral 8x7B: 17.2 (#284)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Math | 1432 | 1147 |
| Omni-MATH | — | 10.5% |
| MATH Level 5 | — | 10% |
| GSM8K | — | 74.4% |

## Knowledge

- MiMo-V2-Omni: 39.9 (#114)
- Mixtral 8x7B: 11.0 (#296)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Expert | 1449 | 1088 |
| GPQA Diamond | — | 30.6% |
| MMLU-Pro | — | 33.5% |
| GPQA (HELM) | — | 29.6% |
| ARC (AI2) Challenge | — | 87.3% |
| MMLU | — | 70.6% |
| OpenBookQA | — | 85.8% |
| TriviaQA | — | 82.2% |

## Multimodal

- MiMo-V2-Omni: 37.9 (#62)
- Mixtral 8x7B: —

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Vision | 1228 | — |

## Multilingual

- MiMo-V2-Omni: 52.0 (#97)
- Mixtral 8x7B: 29.8 (#261)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Non-English | 1404 | 1077 |
| LMArena Chinese | 1469 | 1055 |
| LMArena French | 1448 | 1165 |
| LMArena German | 1398 | 1114 |
| LMArena Japanese | 1318 | 931 |
| LMArena Korean | 1355 | 968 |
| LMArena Russian | 1412 | 1090 |
| LMArena Spanish | 1432 | 1110 |

## Instruction Following

- MiMo-V2-Omni: 75.4 (#62)
- Mixtral 8x7B: 51.2 (#292)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Instruction Following | 1428 | 1110 |
| IFEval | — | 57.5% |

## Long Context

- MiMo-V2-Omni: 44.1 (#72)
- Mixtral 8x7B: 33.4 (#255)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Longer Query | 1442 | 1103 |

## Writing & Preference

- MiMo-V2-Omni: 61.6 (#83)
- Mixtral 8x7B: 34.4 (#265)

| Benchmark | MiMo-V2-Omni | Mixtral 8x7B |
|---|---|---|
| LMArena Text | 1424 | 1132 |
| LMArena Creative Writing | 1393 | 1109 |
| LMArena Multi-Turn | 1446 | 1115 |
| WildBench | — | 67.3% |

## FAQ

### Is MiMo-V2-Omni better than Mixtral 8x7B?

MiMo-V2-Omni is the stronger model overall, scoring 42.9 to 26.8 on the Noometry Index.

### Which is cheaper, MiMo-V2-Omni or Mixtral 8x7B?

MiMo-V2-Omni is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Mixtral 8x7B lists at $0.70 and $0.70.

### Is MiMo-V2-Omni or Mixtral 8x7B better for coding?

MiMo-V2-Omni scores higher on coding benchmarks: 42.7 versus 32.2 in the Noometry coding category.

### Which has the bigger context window?

MiMo-V2-Omni does, with 262K tokens against 32K.

### How many benchmarks do MiMo-V2-Omni and Mixtral 8x7B share?

17 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and Mixtral 8x7B has 38.