# Claude 3 Opus vs Qwen3.5-9B

> Qwen3.5-9B is the stronger model overall, scoring 33.3 to 29.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-3-opus-vs-qwen3-5-9b
- Last updated: 2026-10-10
- Shared benchmarks: 6

## Summary

- They share 6 benchmarks with published results for both. Claude 3 Opus scores higher in 1 category and Qwen3.5-9B in 4 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.5-9B leads 46.0 to 24.5.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 4.7% for Claude 3 Opus and 61.7% for Qwen3.5-9B.
- Qwen3.5-9B has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 29.3 | 33.3 |
| Rank | 300 | 235 |
| Context | — | 262K |
| Input $/M | — | $0.10 |
| Output $/M | — | $0.15 |
| Weights | Proprietary | Open |

## Coding

- Claude 3 Opus: 32.4 (#261)
- Qwen3.5-9B: 35.3 (#213)

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| SciCode | — | 27.5% |
| WeirdML | 19.2% | — |
| BigCodeBench Instruct | 45.5% | — |
| LiveBench Coding | 38.6% | — |
| LMArena Coding | 1264 | — |
| BigCodeBench Complete | 57.4% | — |
| HumanEval+ | 77.4% | — |
| MBPP+ | 73.3% | — |

## Agentic & Tool Use

- Claude 3 Opus: 24.3 (#110)
- Qwen3.5-9B: 14.4 (#143)

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| Terminal-Bench | — | 9.2% |
| Cybench | 10% | — |
| METR Time Horizons | 29.5% | — |

## Reasoning

- Claude 3 Opus: 14.2 (#318)
- Qwen3.5-9B: 22.5 (#178)

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| Chess Puzzles | 5% | 12% |
| DTBench | 61.6% | 71.2% |
| LMCA | 17% | 24.5% |
| Epoch Capabilities Index | 126.91 | 139.45 |
| SimpleBench | 23.5% | — |
| CritPt | — | 0.3% |
| EnigmaEval | 0.8% | — |
| LiveBench Reasoning | 40.6% | — |
| LMArena Hard Prompts | 1246 | — |
| LiveBench Data Analysis | 57.9% | — |
| ForecastBench | 58.4 | — |
| LiveBench | 49.2% | — |
| WinoGrande | 88.5% | — |

## Math

- Claude 3 Opus: 13.9 (#293)
- Qwen3.5-9B: 33.5 (#174)

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.7% | 61.7% |
| MathArena Final-Answer Competitions | — | 48.5% |
| LiveBench Math | 43.6% | — |
| LMArena Math | 1273 | — |
| MATH Level 5 | 37.5% | — |

## Knowledge

- Claude 3 Opus: 24.5 (#262)
- Qwen3.5-9B: 46.0 (#77)

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| GPQA Diamond | 47.2% | 79% |
| SimpleQA Verified | 12.6% | — |
| Confabulations | 22.7% | — |
| LMArena Expert | 1223 | — |
| MMLU | 84.6% | — |

## Multimodal

- Claude 3 Opus: 26.6 (#112)
- Qwen3.5-9B: —

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| LMArena Vision | 1023 | — |

## Multilingual

- Claude 3 Opus: 41.6 (#202)
- Qwen3.5-9B: —

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| LMArena Non-English | 1258 | — |
| LMArena Chinese | 1248 | — |
| LMArena French | 1274 | — |
| LMArena German | 1258 | — |
| LMArena Japanese | 1204 | — |
| LMArena Korean | 1187 | — |
| LMArena Russian | 1280 | — |
| LMArena Spanish | 1246 | — |

## Instruction Following

- Claude 3 Opus: 64.3 (#223)
- Qwen3.5-9B: —

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| LiveBench Instruction Following | 63.9% | — |
| LMArena Instruction Following | 1248 | — |

## Long Context

- Claude 3 Opus: 38.2 (#197)
- Qwen3.5-9B: —

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| LMArena Longer Query | 1259 | — |

## Writing & Preference

- Claude 3 Opus: 47.4 (#208)
- Qwen3.5-9B: —

| Benchmark | Claude 3 Opus | Qwen3.5-9B |
|---|---|---|
| LMArena Text | 1262 | — |
| LMArena Creative Writing | 1235 | — |
| LMArena Multi-Turn | 1275 | — |
| LiveBench Language | 50.4% | — |

## FAQ

### Is Claude 3 Opus better than Qwen3.5-9B?

Qwen3.5-9B is the stronger model overall, scoring 33.3 to 29.3 on the Noometry Index.

### Is Claude 3 Opus or Qwen3.5-9B better for coding?

Qwen3.5-9B scores higher on coding benchmarks: 35.3 versus 32.4 in the Noometry coding category.

### How many benchmarks do Claude 3 Opus and Qwen3.5-9B share?

6 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Qwen3.5-9B has 10.