# Kimi K2.5 Instant vs Mistral 7B

> Kimi K2.5 Instant is the stronger model overall, scoring 42.9 to 22.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-5-instant-vs-mistral-7b
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 8 categories and Mistral 7B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Kimi K2.5 Instant leads 39.5 to 7.3.

## Snapshot

| | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| Provider | Moonshot AI | Mistral AI |
| Noometry Index | 42.9 | 22.9 |
| Rank | 92 | 346 |
| Context | — | 8K |
| Input $/M | — | $0.25 |
| Output $/M | — | $0.25 |
| Weights | Open | Open |

## Coding

- Kimi K2.5 Instant: 42.3 (#95)
- Mistral 7B: 25.9 (#321)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Coding | 1483 | 1082 |
| LMArena WebDev | 1404 | — |
| BigCodeBench Instruct | — | 19.5% |
| BigCodeBench Complete | — | 27.3% |
| HumanEval+ | — | 36% |
| MBPP+ | — | 42.1% |

## Reasoning

- Kimi K2.5 Instant: 28.5 (#88)
- Mistral 7B: 12.6 (#331)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1067 |
| Chess Puzzles | — | 0% |
| DTBench | — | 42.5% |
| Adversarial NLI | — | 47.1% |
| BIG-Bench Hard | — | 56.1% |
| Epoch Capabilities Index | — | 111.97 |
| HellaSwag | — | 81% |
| PIQA | — | 83% |
| WinoGrande | — | 75.3% |

## Math

- Kimi K2.5 Instant: 36.6 (#105)
- Mistral 7B: 7.6 (#319)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Math | 1443 | 1085 |
| OTIS Mock AIME 2024-2025 | — | 0.3% |
| MATH Level 5 | — | 3.7% |
| GSM8K | — | 54.4% |

## Knowledge

- Kimi K2.5 Instant: 39.5 (#121)
- Mistral 7B: 7.3 (#306)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Expert | 1438 | 1036 |
| GPQA Diamond | — | 15.2% |
| ARC (AI2) Challenge | — | 78.6% |
| BoolQ | — | 87.4% |
| MMLU | — | 62.5% |
| OpenBookQA | — | 79.8% |
| TriviaQA | — | 75.2% |

## Multimodal

- Kimi K2.5 Instant: 39.5 (#47)
- Mistral 7B: —

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Vision | 1254 | — |

## Multilingual

- Kimi K2.5 Instant: 52.2 (#89)
- Mistral 7B: 26.0 (#278)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Non-English | 1406 | 1012 |
| LMArena Chinese | 1450 | 1009 |
| LMArena French | 1403 | 1036 |
| LMArena German | 1413 | 987 |
| LMArena Russian | 1404 | 1018 |
| LMArena Spanish | 1448 | 1026 |
| LMArena Japanese | — | 878 |
| LMArena Korean | 1378 | — |

## Instruction Following

- Kimi K2.5 Instant: 75.5 (#61)
- Mistral 7B: 54.5 (#275)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Instruction Following | 1430 | 1060 |

## Long Context

- Kimi K2.5 Instant: 43.8 (#82)
- Mistral 7B: 32.2 (#266)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Longer Query | 1435 | 1060 |

## Writing & Preference

- Kimi K2.5 Instant: 60.8 (#91)
- Mistral 7B: 30.9 (#281)

| Benchmark | Kimi K2.5 Instant | Mistral 7B |
|---|---|---|
| LMArena Text | 1420 | 1090 |
| LMArena Creative Writing | 1379 | 1068 |
| LMArena Multi-Turn | 1427 | 1062 |

## FAQ

### Is Kimi K2.5 Instant better than Mistral 7B?

Kimi K2.5 Instant is the stronger model overall, scoring 42.9 to 22.9 on the Noometry Index.

### Is Kimi K2.5 Instant or Mistral 7B better for coding?

Kimi K2.5 Instant scores higher on coding benchmarks: 42.3 versus 25.9 in the Noometry coding category.

### How many benchmarks do Kimi K2.5 Instant and Mistral 7B share?

15 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Mistral 7B has 37.