# Kimi K2.5 Instant vs Nova 2.0 Pro Preview

> Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 33.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-nova-2-0-pro-preview
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Kimi K2.5 Instant leads 29.7 to 22.4.
- Kimi K2.5 Instant has downloadable open weights; the other is API-only.

## Snapshot

| | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| Provider | Moonshot AI | Amazon |
| Noometry Index | 43.6 | 33.4 |
| Rank | 89 | 244 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Kimi K2.5 Instant: 42.6 (#97)
- Nova 2.0 Pro Preview: 40.8 (#133)

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena WebDev | 1404 | — |
| SciCode | — | 42.7% |
| LMArena Coding | 1484 | — |

## Agentic & Tool Use

- Kimi K2.5 Instant: —
- Nova 2.0 Pro Preview: 21.9 (#136)

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |

## Reasoning

- Kimi K2.5 Instant: 29.7 (#90)
- Nova 2.0 Pro Preview: 22.4 (#194)

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | — | 0% |
| LMArena Hard Prompts | 1443 | — |

## Math

- Kimi K2.5 Instant: 39.4 (#105)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Math | 1442 | — |

## Knowledge

- Kimi K2.5 Instant: 40.2 (#123)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Expert | 1440 | — |

## Multimodal

- Kimi K2.5 Instant: 40.2 (#50)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Vision | 1254 | — |

## Multilingual

- Kimi K2.5 Instant: 52.0 (#94)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Non-English | 1406 | — |
| LMArena Chinese | 1449 | — |
| LMArena French | 1403 | — |
| LMArena German | 1413 | — |
| LMArena Korean | 1378 | — |
| LMArena Russian | 1404 | — |
| LMArena Spanish | 1447 | — |

## Instruction Following

- Kimi K2.5 Instant: 75.3 (#65)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Instruction Following | 1430 | — |

## Long Context

- Kimi K2.5 Instant: 43.9 (#83)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Longer Query | 1435 | — |

## Writing & Preference

- Kimi K2.5 Instant: 60.6 (#95)
- Nova 2.0 Pro Preview: —

| Benchmark | Kimi K2.5 Instant | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Text | 1420 | — |
| LMArena Creative Writing | 1381 | — |
| LMArena Multi-Turn | 1427 | — |

## FAQ

### Is Kimi K2.5 Instant better than Nova 2.0 Pro Preview?

Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 33.4 on the Noometry Index.

### Is Kimi K2.5 Instant or Nova 2.0 Pro Preview better for coding?

Kimi K2.5 Instant scores higher on coding benchmarks: 42.6 versus 40.8 in the Noometry coding category.

### How many benchmarks do Kimi K2.5 Instant and Nova 2.0 Pro Preview share?

0 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Nova 2.0 Pro Preview has 3.