# Mistral Medium 3.1 vs Sonar

> Sonar is the stronger model overall, scoring 38.5 to 31.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mistral-medium-3-1-vs-sonar
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Sonar leads 21.1 to 10.6.
- Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $1 / $1 for Sonar.
- Mistral Medium 3.1 accepts more context: 131K tokens versus 128K.

## Snapshot

| | Mistral Medium 3.1 | Sonar |
|---|---|---|
| Provider | Mistral AI | Perplexity |
| Noometry Index | 31.9 | 38.5 |
| Rank | 266 | 187 |
| Context | 131K | 128K |
| Input $/M | $0.40 | $1 |
| Output $/M | $2 | $1 |
| Weights | Proprietary | Proprietary |

## Coding

- Mistral Medium 3.1: —
- Sonar: 35.7 (#221)

| Benchmark | Mistral Medium 3.1 | Sonar |
|---|---|---|
| LiveBench Coding | — | 35.1% |

## Reasoning

- Mistral Medium 3.1: 10.6 (#341)
- Sonar: 21.1 (#227)

| Benchmark | Mistral Medium 3.1 | Sonar |
|---|---|---|
| NYT Connections (extended) | 6.5% | — |
| Thematic Generalization | 20.3% | — |
| LiveBench Reasoning | — | 46.3% |
| LiveBench Data Analysis | — | 37.9% |
| LiveBench | — | 46.9% |

## Math

- Mistral Medium 3.1: —
- Sonar: 33.7 (#200)

| Benchmark | Mistral Medium 3.1 | Sonar |
|---|---|---|
| LiveBench Math | — | 41.6% |

## Instruction Following

- Mistral Medium 3.1: —
- Sonar: 71.4 (#150)

| Benchmark | Mistral Medium 3.1 | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |

## Writing & Preference

- Mistral Medium 3.1: 55.5 (#145)
- Sonar: 52.6 (#167)

| Benchmark | Mistral Medium 3.1 | Sonar |
|---|---|---|
| EQ-Bench Creative Writing | 1476 | — |
| LiveBench Language | — | 44.1% |

## FAQ

### Is Mistral Medium 3.1 better than Sonar?

Sonar is the stronger model overall, scoring 38.5 to 31.9 on the Noometry Index.

### Which is cheaper, Mistral Medium 3.1 or Sonar?

Mistral Medium 3.1 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; Sonar lists at $1 and $1.

### Which has the bigger context window?

Mistral Medium 3.1 does, with 131K tokens against 128K.

### How many benchmarks do Mistral Medium 3.1 and Sonar share?

0 benchmarks have published results for both models. Mistral Medium 3.1 has 3 scored results on Noometry and Sonar has 7.