# Kimi K2.5 Instant vs Mistral Large 4

> Kimi K2.5 Instant and Mistral Large 4 score almost the same on the Noometry Index (43.6 vs 43.1), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-mistral-large-4
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 5 categories and Mistral Large 4 in 3 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Kimi K2.5 Instant leads 29.7 to 22.5.
- Kimi K2.5 Instant has downloadable open weights; the other is API-only.

## Snapshot

| | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| Provider | Moonshot AI | Mistral AI |
| Noometry Index | 43.6 | 43.1 |
| Rank | 89 | 99 |
| Context | — | 1.05M |
| Input $/M | — | $0.68 |
| Output $/M | — | $2.09 |
| Weights | Open | Proprietary |

## Coding

- Kimi K2.5 Instant: 42.6 (#97)
- Mistral Large 4: 48.6 (#57)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena WebDev | 1404 | 1541 |
| LMArena Coding | 1484 | 1475 |

## Reasoning

- Kimi K2.5 Instant: 29.7 (#90)
- Mistral Large 4: 22.5 (#192)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1444 |
| NYT Connections (extended) | — | 27.4% |

## Math

- Kimi K2.5 Instant: 39.4 (#105)
- Mistral Large 4: 40.4 (#91)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Math | 1442 | 1488 |

## Knowledge

- Kimi K2.5 Instant: 40.2 (#123)
- Mistral Large 4: 36.6 (#166)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Expert | 1440 | 1447 |
| SimpleQA Verified | — | 20% |

## Multimodal

- Kimi K2.5 Instant: 40.2 (#50)
- Mistral Large 4: —

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Vision | 1254 | — |

## Multilingual

- Kimi K2.5 Instant: 52.0 (#94)
- Mistral Large 4: 52.6 (#82)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Non-English | 1406 | 1415 |
| LMArena Chinese | 1449 | 1491 |
| LMArena Russian | 1404 | 1414 |
| LMArena French | 1403 | — |
| LMArena German | 1413 | — |
| LMArena Korean | 1378 | — |
| LMArena Spanish | 1447 | — |

## Instruction Following

- Kimi K2.5 Instant: 75.3 (#65)
- Mistral Large 4: 75.0 (#76)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Instruction Following | 1430 | 1424 |

## Long Context

- Kimi K2.5 Instant: 43.9 (#83)
- Mistral Large 4: 43.6 (#89)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Longer Query | 1435 | 1429 |

## Writing & Preference

- Kimi K2.5 Instant: 60.6 (#95)
- Mistral Large 4: 60.4 (#97)

| Benchmark | Kimi K2.5 Instant | Mistral Large 4 |
|---|---|---|
| LMArena Text | 1420 | 1427 |
| LMArena Creative Writing | 1381 | 1361 |
| LMArena Multi-Turn | 1427 | 1424 |

## FAQ

### Is Kimi K2.5 Instant better than Mistral Large 4?

Kimi K2.5 Instant and Mistral Large 4 score almost the same on the Noometry Index (43.6 vs 43.1), so choose on price, context window or the category you care about most.

### Is Kimi K2.5 Instant or Mistral Large 4 better for coding?

Mistral Large 4 scores higher on coding benchmarks: 48.6 versus 42.6 in the Noometry coding category.

### How many benchmarks do Kimi K2.5 Instant and Mistral Large 4 share?

13 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Mistral Large 4 has 15.