# MiMo-V2.5-Pro vs Olmo 3.1 32b Instruct

> MiMo-V2.5-Pro is the stronger model overall, scoring 45.2 to 39.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mimo-v2-5-pro-vs-olmo-3-1-32b-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 16

## Summary

- They share 16 benchmarks with published results for both. MiMo-V2.5-Pro scores higher in 8 categories and Olmo 3.1 32b Instruct in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2.5-Pro leads 65.3 to 50.2.

## Snapshot

| | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| Provider | Xiaomi | Allen Institute for AI (Ai2) |
| Noometry Index | 45.2 | 39.4 |
| Rank | 74 | 168 |
| Context | 1.05M | — |
| Input $/M | $0.43 | — |
| Output $/M | $0.87 | — |
| Weights | Open | Open |

## Coding

- MiMo-V2.5-Pro: 47.4 (#60)
- Olmo 3.1 32b Instruct: 39.5 (#157)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Coding | 1503 | 1347 |
| LMArena WebDev | 1479 | — |
| SciCode | 50.2% | — |
| ALE-Bench | 899.8 | — |

## Reasoning

- MiMo-V2.5-Pro: 26.8 (#130)
- Olmo 3.1 32b Instruct: 26.4 (#132)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1488 | 1322 |
| NYT Connections (extended) | 34.4% | — |
| CritPt | 4% | — |
| DTBench | 84.5% | — |
| LMCA | 29.5% | — |

## Math

- MiMo-V2.5-Pro: 40.0 (#96)
- Olmo 3.1 32b Instruct: 36.3 (#167)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Math | 1481 | 1305 |
| ProofBench | 22% | — |

## Knowledge

- MiMo-V2.5-Pro: 42.2 (#98)
- Olmo 3.1 32b Instruct: 36.1 (#175)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Expert | 1503 | 1308 |

## Multilingual

- MiMo-V2.5-Pro: 55.1 (#34)
- Olmo 3.1 32b Instruct: 42.6 (#191)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Non-English | 1449 | 1275 |
| LMArena Chinese | 1507 | 1304 |
| LMArena French | 1488 | 1328 |
| LMArena German | 1458 | 1282 |
| LMArena Korean | 1437 | 1206 |
| LMArena Russian | 1450 | 1268 |
| LMArena Spanish | 1471 | 1336 |
| LMArena Japanese | 1412 | — |

## Instruction Following

- MiMo-V2.5-Pro: 77.5 (#21)
- Olmo 3.1 32b Instruct: 68.6 (#187)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1477 | 1299 |

## Long Context

- MiMo-V2.5-Pro: 45.4 (#37)
- Olmo 3.1 32b Instruct: 39.9 (#166)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1483 | 1312 |

## Writing & Preference

- MiMo-V2.5-Pro: 65.3 (#49)
- Olmo 3.1 32b Instruct: 50.2 (#185)

| Benchmark | MiMo-V2.5-Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Text | 1465 | 1311 |
| LMArena Creative Writing | 1440 | 1264 |
| LMArena Multi-Turn | 1477 | 1309 |
| EQ-Bench Creative Writing | 1493 | — |
| EQ-Bench 4 | 1208 | — |

## FAQ

### Is MiMo-V2.5-Pro better than Olmo 3.1 32b Instruct?

MiMo-V2.5-Pro is the stronger model overall, scoring 45.2 to 39.4 on the Noometry Index.

### Is MiMo-V2.5-Pro or Olmo 3.1 32b Instruct better for coding?

MiMo-V2.5-Pro scores higher on coding benchmarks: 47.4 versus 39.5 in the Noometry coding category.

### How many benchmarks do MiMo-V2.5-Pro and Olmo 3.1 32b Instruct share?

16 benchmarks have published results for both models. MiMo-V2.5-Pro has 27 scored results on Noometry and Olmo 3.1 32b Instruct has 16.