# Amazon Nova Pro vs Mistral Medium 3.5

> Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 31.0 on the Noometry Index. Amazon Nova Pro costs 2.1× less per token, which makes it the better buy when Mistral Medium 3.5's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/amazon-nova-pro-vs-mistral-medium-3-5
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Amazon Nova Pro scores higher in 1 category and Mistral Medium 3.5 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Mistral Medium 3.5 leads 58.5 to 43.9.
- Amazon Nova Pro is cheaper at $0.80 / $3.20 per million input/output tokens, against $1.50 / $7.50 for Mistral Medium 3.5.
- Amazon Nova Pro accepts more context: 300K tokens versus 262K.
- Mistral Medium 3.5 has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| Provider | Amazon | Mistral AI |
| Noometry Index | 31.0 | 40.2 |
| Rank | 281 | 152 |
| Context | 300K | 262K |
| Input $/M | $0.80 | $1.50 |
| Output $/M | $3.20 | $7.50 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Pro: 35.1 (#229)
- Mistral Medium 3.5: 36.0 (#213)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Coding | 1270 | 1461 |
| LMArena WebDev | — | 1264 |
| LiveBench Coding | 38.1% | — |

## Agentic & Tool Use

- Amazon Nova Pro: 16.7 (#147)
- Mistral Medium 3.5: —

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |

## Reasoning

- Amazon Nova Pro: 20.0 (#243)
- Mistral Medium 3.5: 17.3 (#295)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1436 |
| Epoch Capabilities Index | 123.8 | 141.35 |
| Kagi LLM Benchmark | — | 41.4% |
| NYT Connections (extended) | — | 12.9% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| LiveBench | 43.5% | — |

## Math

- Amazon Nova Pro: 28.5 (#243)
- Mistral Medium 3.5: 39.1 (#113)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Math | 1252 | 1431 |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |

## Knowledge

- Amazon Nova Pro: 27.4 (#250)
- Mistral Medium 3.5: 40.0 (#126)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Expert | 1211 | 1432 |
| Humanity's Last Exam | 4.4% | — |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |

## Multimodal

- Amazon Nova Pro: 25.0 (#126)
- Mistral Medium 3.5: 38.3 (#65)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Vision | 980 | 1223 |

## Multilingual

- Amazon Nova Pro: 39.7 (#223)
- Mistral Medium 3.5: 51.9 (#100)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Non-English | 1234 | 1404 |
| LMArena Chinese | 1244 | 1442 |
| LMArena French | 1271 | 1448 |
| LMArena German | 1243 | 1451 |
| LMArena Korean | 1203 | 1385 |
| LMArena Russian | 1240 | 1395 |
| LMArena Spanish | 1182 | 1409 |
| LMArena Japanese | 1200 | — |

## Instruction Following

- Amazon Nova Pro: 64.9 (#226)
- Mistral Medium 3.5: 74.6 (#90)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Instruction Following | 1235 | 1415 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |

## Long Context

- Amazon Nova Pro: 38.1 (#205)
- Mistral Medium 3.5: 43.2 (#103)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Longer Query | 1255 | 1415 |

## Writing & Preference

- Amazon Nova Pro: 43.9 (#226)
- Mistral Medium 3.5: 58.5 (#117)

| Benchmark | Amazon Nova Pro | Mistral Medium 3.5 |
|---|---|---|
| LMArena Text | 1259 | 1421 |
| LMArena Creative Writing | 1212 | 1374 |
| LMArena Multi-Turn | 1246 | 1423 |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| EQ-Bench 4 | — | 993 |
| LiveBench Language | 37% | — |

## FAQ

### Is Amazon Nova Pro better than Mistral Medium 3.5?

Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 31.0 on the Noometry Index. Amazon Nova Pro costs 2.1× less per token, which makes it the better buy when Mistral Medium 3.5's lead doesn't matter for your workload.

### Which is cheaper, Amazon Nova Pro or Mistral Medium 3.5?

Amazon Nova Pro is cheaper. It lists at $0.80 per million input tokens and $3.20 per million output tokens; Mistral Medium 3.5 lists at $1.50 and $7.50.

### Is Amazon Nova Pro or Mistral Medium 3.5 better for coding?

They score almost the same on coding (35.1 vs 36.0); test both on your own repository before choosing.

### Which has the bigger context window?

Amazon Nova Pro does, with 300K tokens against 262K.

### How many benchmarks do Amazon Nova Pro and Mistral Medium 3.5 share?

18 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Mistral Medium 3.5 has 22.