# Mistral Small 3.1 vs Qwen2.5 Plus 1127

> Qwen2.5 Plus 1127 is the stronger model overall, scoring 38.8 to 31.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mistral-small-3-1-vs-qwen2-5-plus
- Last updated: 2026-10-12
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Mistral Small 3.1 scores higher in 1 category and Qwen2.5 Plus 1127 in 7 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen2.5 Plus 1127 leads 36.1 to 14.7.
- Mistral Small 3.1 has downloadable open weights; the other is API-only.

## Snapshot

| | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| Provider | Mistral AI | Alibaba (Qwen) |
| Noometry Index | 31.7 | 38.8 |
| Rank | 269 | 181 |
| Context | 128K | — |
| Input $/M | $0.35 | — |
| Output $/M | $0.56 | — |
| Weights | Open | Proprietary |

## Coding

- Mistral Small 3.1: 38.3 (#179)
- Qwen2.5 Plus 1127: 38.5 (#175)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Coding | 1309 | 1314 |

## Reasoning

- Mistral Small 3.1: 19.7 (#254)
- Qwen2.5 Plus 1127: 25.9 (#141)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Hard Prompts | 1278 | 1299 |
| Chess Puzzles | 1% | — |
| Epoch Capabilities Index | 127.48 | — |

## Math

- Mistral Small 3.1: 14.7 (#301)
- Qwen2.5 Plus 1127: 36.1 (#174)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Math | 1262 | 1298 |
| OTIS Mock AIME 2024-2025 | 3.9% | — |
| Omni-MATH | 24.8% | — |

## Knowledge

- Mistral Small 3.1: 22.6 (#271)
- Qwen2.5 Plus 1127: 35.5 (#183)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Expert | 1257 | 1289 |
| GPQA Diamond | 41.9% | — |
| MMLU-Pro | 61% | — |
| GPQA (HELM) | 39.2% | — |

## Multimodal

- Mistral Small 3.1: 33.2 (#99)
- Qwen2.5 Plus 1127: —

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Vision | 1136 | — |

## Multilingual

- Mistral Small 3.1: 41.2 (#209)
- Qwen2.5 Plus 1127: 41.9 (#201)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Non-English | 1255 | 1265 |
| LMArena Chinese | 1253 | 1314 |
| LMArena German | 1266 | 1231 |
| LMArena Japanese | 1208 | 1207 |
| LMArena Russian | 1263 | 1271 |
| LMArena French | 1273 | — |
| LMArena Korean | 1206 | — |
| LMArena Spanish | 1283 | — |

## Instruction Following

- Mistral Small 3.1: 63.6 (#230)
- Qwen2.5 Plus 1127: 67.2 (#199)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Instruction Following | 1264 | 1275 |
| IFEval | 75% | — |

## Long Context

- Mistral Small 3.1: 39.5 (#178)
- Qwen2.5 Plus 1127: 39.2 (#184)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Longer Query | 1299 | 1292 |

## Writing & Preference

- Mistral Small 3.1: 37.0 (#259)
- Qwen2.5 Plus 1127: 49.4 (#192)

| Benchmark | Mistral Small 3.1 | Qwen2.5 Plus 1127 |
|---|---|---|
| LMArena Text | 1277 | 1299 |
| LMArena Creative Writing | 1253 | 1262 |
| LMArena Multi-Turn | 1270 | 1299 |
| EQ-Bench Creative Writing | 761 | — |
| WildBench | 78.8% | — |

## FAQ

### Is Mistral Small 3.1 better than Qwen2.5 Plus 1127?

Qwen2.5 Plus 1127 is the stronger model overall, scoring 38.8 to 31.7 on the Noometry Index.

### Is Mistral Small 3.1 or Qwen2.5 Plus 1127 better for coding?

They score almost the same on coding (38.3 vs 38.5); test both on your own repository before choosing.

### How many benchmarks do Mistral Small 3.1 and Qwen2.5 Plus 1127 share?

14 benchmarks have published results for both models. Mistral Small 3.1 has 28 scored results on Noometry and Qwen2.5 Plus 1127 has 14.