# Kimi K2.5 Instant vs MiMo-V2.6-Flash

> MiMo-V2.6-Flash is the stronger model overall, scoring 48.5 to 43.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-mimo-v2-6-flash
- Last updated: 2026-10-12
- Shared benchmarks: 16

## Summary

- They share 16 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 0 categories and MiMo-V2.6-Flash in 9 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where MiMo-V2.6-Flash leads 51.9 to 39.4.

## Snapshot

| | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| Provider | Moonshot AI | Xiaomi |
| Noometry Index | 43.6 | 48.5 |
| Rank | 89 | 55 |
| Context | — | 1.05M |
| Input $/M | — | $0.14 |
| Output $/M | — | $0.28 |
| Weights | Open | Open |

## Coding

- Kimi K2.5 Instant: 42.6 (#97)
- MiMo-V2.6-Flash: 53.4 (#30)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena WebDev | 1404 | 1637 |
| LMArena Coding | 1484 | 1504 |
| SciCode | — | 51.3% |

## Reasoning

- Kimi K2.5 Instant: 29.7 (#90)
- MiMo-V2.6-Flash: 36.5 (#66)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1482 |
| CritPt | — | 12% |

## Math

- Kimi K2.5 Instant: 39.4 (#105)
- MiMo-V2.6-Flash: 51.9 (#52)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Math | 1442 | 1468 |
| ProofBench | — | 63% |

## Knowledge

- Kimi K2.5 Instant: 40.2 (#123)
- MiMo-V2.6-Flash: 42.2 (#99)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Expert | 1440 | 1501 |

## Multimodal

- Kimi K2.5 Instant: 40.2 (#50)
- MiMo-V2.6-Flash: 40.5 (#47)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Vision | 1254 | 1259 |

## Multilingual

- Kimi K2.5 Instant: 52.0 (#94)
- MiMo-V2.6-Flash: 54.0 (#51)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Non-English | 1406 | 1434 |
| LMArena Chinese | 1449 | 1511 |
| LMArena French | 1403 | 1475 |
| LMArena Russian | 1404 | 1409 |
| LMArena Spanish | 1447 | 1456 |
| LMArena German | 1413 | — |
| LMArena Korean | 1378 | — |

## Instruction Following

- Kimi K2.5 Instant: 75.3 (#65)
- MiMo-V2.6-Flash: 76.8 (#35)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Instruction Following | 1430 | 1463 |

## Long Context

- Kimi K2.5 Instant: 43.9 (#83)
- MiMo-V2.6-Flash: 44.8 (#57)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Longer Query | 1435 | 1463 |

## Writing & Preference

- Kimi K2.5 Instant: 60.6 (#95)
- MiMo-V2.6-Flash: 63.1 (#67)

| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Text | 1420 | 1455 |
| LMArena Creative Writing | 1381 | 1400 |
| LMArena Multi-Turn | 1427 | 1451 |

## FAQ

### Is Kimi K2.5 Instant better than MiMo-V2.6-Flash?

MiMo-V2.6-Flash is the stronger model overall, scoring 48.5 to 43.6 on the Noometry Index.

### Is Kimi K2.5 Instant or MiMo-V2.6-Flash better for coding?

MiMo-V2.6-Flash scores higher on coding benchmarks: 53.4 versus 42.6 in the Noometry coding category.

### How many benchmarks do Kimi K2.5 Instant and MiMo-V2.6-Flash share?

16 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and MiMo-V2.6-Flash has 19.