# Amazon Nova Experimental Chat 12 10 vs Mistral Small 3.1

> Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 31.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-12-10-vs-mistral-small-3-1
- Last updated: 2026-10-12
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 8 categories and Mistral Small 3.1 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Amazon Nova Experimental Chat 12 10 leads 38.9 to 14.7.
- Mistral Small 3.1 has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| Provider | Amazon | Mistral AI |
| Noometry Index | 42.9 | 31.7 |
| Rank | 104 | 269 |
| Context | — | 128K |
| Input $/M | — | $0.35 |
| Output $/M | — | $0.56 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 12 10: 42.2 (#110)
- Mistral Small 3.1: 38.3 (#179)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Coding | 1430 | 1309 |

## Reasoning

- Amazon Nova Experimental Chat 12 10: 29.3 (#94)
- Mistral Small 3.1: 19.7 (#254)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1278 |
| Chess Puzzles | — | 1% |
| Epoch Capabilities Index | — | 127.48 |

## Math

- Amazon Nova Experimental Chat 12 10: 38.9 (#124)
- Mistral Small 3.1: 14.7 (#301)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Math | 1419 | 1262 |
| OTIS Mock AIME 2024-2025 | — | 3.9% |
| Omni-MATH | — | 24.8% |

## Knowledge

- Amazon Nova Experimental Chat 12 10: 39.2 (#136)
- Mistral Small 3.1: 22.6 (#271)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Expert | 1408 | 1257 |
| GPQA Diamond | — | 41.9% |
| MMLU-Pro | — | 61% |
| GPQA (HELM) | — | 39.2% |

## Multimodal

- Amazon Nova Experimental Chat 12 10: —
- Mistral Small 3.1: 33.2 (#99)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Vision | — | 1136 |

## Multilingual

- Amazon Nova Experimental Chat 12 10: 51.4 (#108)
- Mistral Small 3.1: 41.2 (#209)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Non-English | 1398 | 1255 |
| LMArena Chinese | 1440 | 1253 |
| LMArena Russian | 1395 | 1263 |
| LMArena French | — | 1273 |
| LMArena German | — | 1266 |
| LMArena Japanese | — | 1208 |
| LMArena Korean | — | 1206 |
| LMArena Spanish | — | 1283 |

## Instruction Following

- Amazon Nova Experimental Chat 12 10: 73.2 (#123)
- Mistral Small 3.1: 63.6 (#230)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Instruction Following | 1387 | 1264 |
| IFEval | — | 75% |

## Long Context

- Amazon Nova Experimental Chat 12 10: 42.4 (#125)
- Mistral Small 3.1: 39.5 (#178)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Longer Query | 1391 | 1299 |

## Writing & Preference

- Amazon Nova Experimental Chat 12 10: 59.5 (#110)
- Mistral Small 3.1: 37.0 (#259)

| Benchmark | Amazon Nova Experimental Chat 12 10 | Mistral Small 3.1 |
|---|---|---|
| LMArena Text | 1420 | 1277 |
| LMArena Creative Writing | 1350 | 1253 |
| LMArena Multi-Turn | 1409 | 1270 |
| EQ-Bench Creative Writing | — | 761 |
| WildBench | — | 78.8% |

## FAQ

### Is Amazon Nova Experimental Chat 12 10 better than Mistral Small 3.1?

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 31.7 on the Noometry Index.

### Is Amazon Nova Experimental Chat 12 10 or Mistral Small 3.1 better for coding?

Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 42.2 versus 38.3 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 12 10 and Mistral Small 3.1 share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Mistral Small 3.1 has 28.