# Mistral Medium 3.5 vs Mixtral 8x22B

> Mistral Medium 3.5 is the stronger model overall, scoring 39.6 to 26.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mistral-medium-3-5-vs-mixtral-8x22b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Mistral Medium 3.5 scores higher in 7 categories and Mixtral 8x22B in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Mistral Medium 3.5 leads 39.3 to 15.1.
- Both cost about the same: $1.50 input and $7.50 output per million tokens.
- Mistral Medium 3.5 accepts more context: 262K tokens versus 64K.

## Snapshot

| | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| Provider | Mistral AI | Mistral AI |
| Noometry Index | 39.6 | 26.7 |
| Rank | 151 | 330 |
| Context | 262K | 64K |
| Input $/M | $1.50 | $2 |
| Output $/M | $7.50 | $6 |
| Weights | Open | Open |

## Coding

- Mistral Medium 3.5: 35.7 (#208)
- Mixtral 8x22B: 23.8 (#324)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Coding | 1461 | 1166 |
| LMArena WebDev | 1263 | — |
| WeirdML | — | 3.2% |
| BigCodeBench Instruct | — | 40.6% |
| BigCodeBench Complete | — | 50.2% |
| HumanEval+ | — | 72% |
| MBPP+ | — | 64.3% |

## Agentic & Tool Use

- Mistral Medium 3.5: —
- Mixtral 8x22B: 22.8 (#119)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| Cybench | — | 7.5% |

## Reasoning

- Mistral Medium 3.5: 16.6 (#290)
- Mixtral 8x22B: 19.1 (#246)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Hard Prompts | 1436 | 1150 |
| Epoch Capabilities Index | 141.42 | 122 |
| Kagi LLM Benchmark | 41.4% | — |
| NYT Connections (extended) | 12.9% | — |
| DTBench | — | 55.1% |
| ForecastBench | — | 56.3 |

## Math

- Mistral Medium 3.5: 36.4 (#113)
- Mixtral 8x22B: 21.2 (#271)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Math | 1432 | 1184 |
| Omni-MATH | — | 16.3% |
| MATH Level 5 | — | 24.2% |

## Knowledge

- Mistral Medium 3.5: 39.3 (#123)
- Mixtral 8x22B: 15.1 (#288)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Expert | 1431 | 1113 |
| GPQA Diamond | — | 34.1% |
| MMLU-Pro | — | 46% |
| GPQA (HELM) | — | 33.4% |
| MMLU | — | 77.8% |

## Multimodal

- Mistral Medium 3.5: 37.6 (#64)
- Mixtral 8x22B: —

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Vision | 1222 | — |

## Multilingual

- Mistral Medium 3.5: 52.1 (#93)
- Mixtral 8x22B: 32.9 (#250)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Non-English | 1405 | 1128 |
| LMArena Chinese | 1443 | 1116 |
| LMArena French | 1448 | 1165 |
| LMArena German | 1453 | 1141 |
| LMArena Korean | 1387 | 1056 |
| LMArena Russian | 1396 | 1158 |
| LMArena Spanish | 1406 | 1150 |
| LMArena Japanese | — | 1037 |

## Instruction Following

- Mistral Medium 3.5: 74.7 (#87)
- Mixtral 8x22B: 57.9 (#261)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Instruction Following | 1414 | 1147 |
| IFEval | — | 72.4% |

## Long Context

- Mistral Medium 3.5: 43.2 (#101)
- Mixtral 8x22B: 34.6 (#242)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Longer Query | 1414 | 1144 |

## Writing & Preference

- Mistral Medium 3.5: 58.6 (#113)
- Mixtral 8x22B: 37.1 (#257)

| Benchmark | Mistral Medium 3.5 | Mixtral 8x22B |
|---|---|---|
| LMArena Text | 1421 | 1162 |
| LMArena Creative Writing | 1372 | 1141 |
| LMArena Multi-Turn | 1423 | 1130 |
| WildBench | — | 71.1% |
| EQ-Bench 4 | 993 | — |

## FAQ

### Is Mistral Medium 3.5 better than Mixtral 8x22B?

Mistral Medium 3.5 is the stronger model overall, scoring 39.6 to 26.7 on the Noometry Index.

### Which is cheaper, Mistral Medium 3.5 or Mixtral 8x22B?

Mixtral 8x22B is cheaper. It lists at $2 per million input tokens and $6 per million output tokens; Mistral Medium 3.5 lists at $1.50 and $7.50.

### Is Mistral Medium 3.5 or Mixtral 8x22B better for coding?

Mistral Medium 3.5 scores higher on coding benchmarks: 35.7 versus 23.8 in the Noometry coding category.

### Which has the bigger context window?

Mistral Medium 3.5 does, with 262K tokens against 64K.

### How many benchmarks do Mistral Medium 3.5 and Mixtral 8x22B share?

17 benchmarks have published results for both models. Mistral Medium 3.5 has 22 scored results on Noometry and Mixtral 8x22B has 34.