# Kimi K2.5 Instant vs Qwen Plus

> Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 37.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-qwen-plus
- Last updated: 2026-10-12
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 8 categories and Qwen Plus in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K2.5 Instant leads 39.4 to 23.3.
- Kimi K2.5 Instant has downloadable open weights; the other is API-only.

## Snapshot

| | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| Provider | Moonshot AI | Alibaba (Qwen) |
| Noometry Index | 43.6 | 37.1 |
| Rank | 89 | 210 |
| Context | — | 1M |
| Input $/M | — | $0.40 |
| Output $/M | — | $1.20 |
| Weights | Open | Proprietary |

## Coding

- Kimi K2.5 Instant: 42.6 (#97)
- Qwen Plus: 38.9 (#167)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Coding | 1484 | 1328 |
| LMArena WebDev | 1404 | — |

## Reasoning

- Kimi K2.5 Instant: 29.7 (#90)
- Qwen Plus: 28.4 (#107)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1317 |
| Kagi LLM Benchmark | — | 63.3% |
| DTBench | — | 81.1% |
| LMCA | — | 24% |

## Math

- Kimi K2.5 Instant: 39.4 (#105)
- Qwen Plus: 23.3 (#271)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Math | 1442 | 1326 |
| OTIS Mock AIME 2024-2025 | — | 17.8% |
| MATH Level 5 | — | 65.3% |
| FrontierMath (Feb 2025 set) | — | 1.7% |

## Knowledge

- Kimi K2.5 Instant: 40.2 (#123)
- Qwen Plus: 27.4 (#251)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Expert | 1440 | 1328 |
| GPQA Diamond | — | 48.1% |

## Multimodal

- Kimi K2.5 Instant: 40.2 (#50)
- Qwen Plus: —

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Vision | 1254 | — |

## Multilingual

- Kimi K2.5 Instant: 52.0 (#94)
- Qwen Plus: 45.1 (#175)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Non-English | 1406 | 1310 |
| LMArena Chinese | 1449 | 1347 |
| LMArena Russian | 1404 | 1323 |
| LMArena French | 1403 | — |
| LMArena German | 1413 | — |
| LMArena Japanese | — | 1251 |
| LMArena Korean | 1378 | — |
| LMArena Spanish | 1447 | — |

## Instruction Following

- Kimi K2.5 Instant: 75.3 (#65)
- Qwen Plus: 68.8 (#181)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Instruction Following | 1430 | 1303 |

## Long Context

- Kimi K2.5 Instant: 43.9 (#83)
- Qwen Plus: 40.3 (#158)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Longer Query | 1435 | 1324 |

## Writing & Preference

- Kimi K2.5 Instant: 60.6 (#95)
- Qwen Plus: 52.2 (#176)

| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Text | 1420 | 1326 |
| LMArena Creative Writing | 1381 | 1293 |
| LMArena Multi-Turn | 1427 | 1336 |

## FAQ

### Is Kimi K2.5 Instant better than Qwen Plus?

Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 37.1 on the Noometry Index.

### Is Kimi K2.5 Instant or Qwen Plus better for coding?

Kimi K2.5 Instant scores higher on coding benchmarks: 42.6 versus 38.9 in the Noometry coding category.

### How many benchmarks do Kimi K2.5 Instant and Qwen Plus share?

12 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Qwen Plus has 20.