# Claude 2 vs Mistral Small 3

> Mistral Small 3 is the stronger model overall, scoring 30.9 to 24.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-2-vs-mistral-small-3
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Claude 2 scores higher in 1 category and Mistral Small 3 in 2 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Mistral Small 3 leads 25.0 to 17.0.
- The biggest single-benchmark swing is GPQA Diamond: 34.7% for Claude 2 and 47.3% for Mistral Small 3.
- Mistral Small 3 has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 2 | Mistral Small 3 |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 24.7 | 30.9 |
| Rank | 342 | 268 |
| Context | — | 33K |
| Input $/M | — | $0.05 |
| Output $/M | — | $0.08 |
| Weights | Proprietary | Open |

## Coding

- Claude 2: —
- Mistral Small 3: 36.0 (#203)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| BigCodeBench Instruct | — | 45.3% |
| LMArena Coding | — | 1246 |
| BigCodeBench Complete | — | 50.4% |
| HumanEval+ | 61.6% | — |

## Reasoning

- Claude 2: 20.8 (#213)
- Mistral Small 3: 18.2 (#269)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| Epoch Capabilities Index | 120.08 | 127.06 |
| Chess Puzzles | — | 0% |
| LMArena Hard Prompts | — | 1233 |
| DTBench | 51.9% | — |

## Math

- Claude 2: 8.7 (#314)
- Mistral Small 3: 15.3 (#290)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 6.7% |
| LMArena Math | — | 1240 |
| MATH Level 5 | 11.7% | — |

## Knowledge

- Claude 2: 17.0 (#282)
- Mistral Small 3: 25.0 (#258)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| GPQA Diamond | 34.7% | 47.3% |
| Confabulations | — | 25.2% |
| LMArena Expert | — | 1202 |
| MMLU | 78.5% | — |
| TriviaQA | 87.5% | — |

## Multilingual

- Claude 2: —
- Mistral Small 3: 37.5 (#231)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| LMArena Non-English | — | 1198 |
| LMArena Chinese | — | 1204 |
| LMArena French | — | 1202 |
| LMArena German | — | 1211 |
| LMArena Japanese | — | 1111 |
| LMArena Korean | — | 1188 |
| LMArena Russian | — | 1216 |

## Instruction Following

- Claude 2: —
- Mistral Small 3: 63.9 (#224)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| LMArena Instruction Following | — | 1214 |

## Long Context

- Claude 2: —
- Mistral Small 3: 37.8 (#206)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| LMArena Longer Query | — | 1246 |

## Writing & Preference

- Claude 2: —
- Mistral Small 3: 32.4 (#275)

| Benchmark | Claude 2 | Mistral Small 3 |
|---|---|---|
| LMArena Text | — | 1234 |
| LMArena Creative Writing | — | 1195 |
| EQ-Bench Creative Writing | — | 707 |
| LMArena Multi-Turn | — | 1217 |

## FAQ

### Is Claude 2 better than Mistral Small 3?

Mistral Small 3 is the stronger model overall, scoring 30.9 to 24.7 on the Noometry Index.

### How many benchmarks do Claude 2 and Mistral Small 3 share?

3 benchmarks have published results for both models. Claude 2 has 8 scored results on Noometry and Mistral Small 3 has 24.