# Kimi K2.5 Instant vs MiMo-V2-Omni

> Kimi K2.5 Instant and MiMo-V2-Omni score almost the same on the Noometry Index (43.6 vs 43.6), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-mimo-v2-omni
- Last updated: 2026-10-12
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 4 categories and MiMo-V2-Omni in 5 categories; one gap is clear of the uncertainty.
- Kimi K2.5 Instant has downloadable open weights; the other is API-only.

## Snapshot

| | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| Provider | Moonshot AI | Xiaomi |
| Noometry Index | 43.6 | 43.6 |
| Rank | 89 | 88 |
| Context | — | 262K |
| Input $/M | — | $0.14 |
| Output $/M | — | $0.28 |
| Weights | Open | Proprietary |

## Coding

- Kimi K2.5 Instant: 42.6 (#97)
- MiMo-V2-Omni: 43.3 (#89)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1484 | 1466 |
| LMArena WebDev | 1404 | — |

## Reasoning

- Kimi K2.5 Instant: 29.7 (#90)
- MiMo-V2-Omni: 29.7 (#88)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1445 |

## Math

- Kimi K2.5 Instant: 39.4 (#105)
- MiMo-V2-Omni: 39.1 (#115)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1442 | 1430 |

## Knowledge

- Kimi K2.5 Instant: 40.2 (#123)
- MiMo-V2-Omni: 40.5 (#118)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1440 | 1449 |

## Multimodal

- Kimi K2.5 Instant: 40.2 (#50)
- MiMo-V2-Omni: 38.6 (#63)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | 1254 | 1228 |

## Multilingual

- Kimi K2.5 Instant: 52.0 (#94)
- MiMo-V2-Omni: 51.8 (#102)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1406 | 1404 |
| LMArena Chinese | 1449 | 1465 |
| LMArena French | 1403 | 1447 |
| LMArena German | 1413 | 1399 |
| LMArena Korean | 1378 | 1355 |
| LMArena Russian | 1404 | 1412 |
| LMArena Spanish | 1447 | 1434 |
| LMArena Japanese | — | 1317 |

## Instruction Following

- Kimi K2.5 Instant: 75.3 (#65)
- MiMo-V2-Omni: 75.2 (#66)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1430 | 1428 |

## Long Context

- Kimi K2.5 Instant: 43.9 (#83)
- MiMo-V2-Omni: 44.1 (#76)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1435 | 1442 |

## Writing & Preference

- Kimi K2.5 Instant: 60.6 (#95)
- MiMo-V2-Omni: 61.4 (#87)

| Benchmark | Kimi K2.5 Instant | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1420 | 1423 |
| LMArena Creative Writing | 1381 | 1392 |
| LMArena Multi-Turn | 1427 | 1445 |

## FAQ

### Is Kimi K2.5 Instant better than MiMo-V2-Omni?

Kimi K2.5 Instant and MiMo-V2-Omni score almost the same on the Noometry Index (43.6 vs 43.6), so choose on price, context window or the category you care about most.

### Is Kimi K2.5 Instant or MiMo-V2-Omni better for coding?

They score almost the same on coding (42.6 vs 43.3); test both on your own repository before choosing.

### How many benchmarks do Kimi K2.5 Instant and MiMo-V2-Omni share?

17 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and MiMo-V2-Omni has 18.