# MiMo-V2.5 vs MiMo-V2-Omni

> MiMo-V2.5 and MiMo-V2-Omni score almost the same on the Noometry Index (43.4 vs 43.6), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/mimo-v2-5-vs-mimo-v2-omni
- Last updated: 2026-10-12
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. MiMo-V2.5 scores higher in 7 categories and MiMo-V2-Omni in 2 categories; 3 gaps are clear of the uncertainty.
- Both cost about the same: $0.14 input and $0.28 output per million tokens.
- MiMo-V2.5 accepts more context: 1.05M tokens versus 262K.
- MiMo-V2.5 has downloadable open weights; the other is API-only.

## Snapshot

| | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| Provider | Xiaomi | Xiaomi |
| Noometry Index | 43.4 | 43.6 |
| Rank | 93 | 88 |
| Context | 1.05M | 262K |
| Input $/M | $0.14 | $0.14 |
| Output $/M | $0.28 | $0.28 |
| Weights | Open | Proprietary |

## Coding

- MiMo-V2.5: 43.9 (#81)
- MiMo-V2-Omni: 43.3 (#89)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1469 | 1466 |
| LMArena WebDev | 1438 | — |
| SciCode | 43.1% | — |
| ALE-Bench | 513.95 | — |

## Reasoning

- MiMo-V2.5: 28.6 (#101)
- MiMo-V2-Omni: 29.7 (#88)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1450 | 1445 |
| CritPt | 3.7% | — |

## Math

- MiMo-V2.5: 36.8 (#163)
- MiMo-V2-Omni: 39.1 (#115)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1436 | 1430 |
| ProofBench | 16% | — |

## Knowledge

- MiMo-V2.5: 40.8 (#115)
- MiMo-V2-Omni: 40.5 (#118)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1460 | 1449 |

## Multimodal

- MiMo-V2.5: 39.8 (#54)
- MiMo-V2-Omni: 38.6 (#63)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | 1247 | 1228 |

## Multilingual

- MiMo-V2.5: 51.9 (#99)
- MiMo-V2-Omni: 51.8 (#102)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1404 | 1404 |
| LMArena Chinese | 1468 | 1465 |
| LMArena French | 1447 | 1447 |
| LMArena German | 1421 | 1399 |
| LMArena Japanese | 1306 | 1317 |
| LMArena Korean | 1363 | 1355 |
| LMArena Russian | 1395 | 1412 |
| LMArena Spanish | 1416 | 1434 |

## Instruction Following

- MiMo-V2.5: 75.5 (#60)
- MiMo-V2-Omni: 75.2 (#66)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1434 | 1428 |

## Long Context

- MiMo-V2.5: 44.2 (#73)
- MiMo-V2-Omni: 44.1 (#76)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1445 | 1442 |

## Writing & Preference

- MiMo-V2.5: 61.6 (#86)
- MiMo-V2-Omni: 61.4 (#87)

| Benchmark | MiMo-V2.5 | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1428 | 1423 |
| LMArena Creative Writing | 1393 | 1392 |
| LMArena Multi-Turn | 1445 | 1445 |

## FAQ

### Is MiMo-V2.5 better than MiMo-V2-Omni?

MiMo-V2.5 and MiMo-V2-Omni score almost the same on the Noometry Index (43.4 vs 43.6), so choose on price, context window or the category you care about most.

### Which is cheaper, MiMo-V2.5 or MiMo-V2-Omni?

MiMo-V2-Omni is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; MiMo-V2.5 lists at $0.14 and $0.28.

### Is MiMo-V2.5 or MiMo-V2-Omni better for coding?

They score almost the same on coding (43.9 vs 43.3); test both on your own repository before choosing.

### Which has the bigger context window?

MiMo-V2.5 does, with 1.05M tokens against 262K.

### How many benchmarks do MiMo-V2.5 and MiMo-V2-Omni share?

18 benchmarks have published results for both models. MiMo-V2.5 has 23 scored results on Noometry and MiMo-V2-Omni has 18.