# Claude Sonnet 4.6 vs Qwen3.5-35B-A3B

> Side-by-side benchmark comparison for Claude Sonnet 4.6 and Qwen3.5-35B-A3B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-sonnet-4-6-vs-qwen3-5-35b-a3b
- Last updated: September 28, 2026

- Shared sourced benchmarks: 8
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick Claude Sonnet 4.6 if you want the stronger benchmark profile. Qwen3.5-35B-A3B only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude Sonnet 4.6 leads overall 56.28 to 47.
- The clearest category separation is in instruction following, where the averages are 46.6 for Claude Sonnet 4.6 and 87.4 for Qwen3.5-35B-A3B.
- The biggest single benchmark swing is Gert Labs in Agentic, with scores of 62.92% and 28.96%.
- Qwen3.5-35B-A3B is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Qwen3.5-35B-A3B also has the larger context window at 262K.

## Model Snapshot

| Property | Claude Sonnet 4.6 | Qwen3.5-35B-A3B |
|----------|----------|----------|
| Creator | Anthropic | Alibaba |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 200K | 262K |
| Overall Score | 56.28 | 47 |
| Benchmarks Covered | 26 | 16 |
| Pricing (input/output) | $3.00 / $15.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 43.1 (Supported · #51/117)
- Qwen3.5-35B-A3B public-lane score: 29.4 (Estimated · #81/117)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 59.1% | 40.5% | Claude Sonnet 4.6 |
| OSWorld-Verified | 72.1% | 54.5% | Claude Sonnet 4.6 |
| Claw-Eval | 67.8% | Coming soon | Coming soon |
| CyberGym | 65.2% | Coming soon | Coming soon |
| Gert Labs | 62.92% | 28.96% | Claude Sonnet 4.6 |
| OSWorld 2.0 | 8.3% | Coming soon | Coming soon |
| JobBench | 36.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 57.3% | Coming soon | Coming soon |
| ApprenticeBench | 2% | Coming soon | Coming soon |
| BrowseComp | Coming soon | 61% | Coming soon |

### Coding

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 46.9 (Supported · #46/142)
- Qwen3.5-35B-A3B public-lane score: 26.7 (Estimated · #100/142)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 79.6% | 69.2% | Claude Sonnet 4.6 |
| SWE-Rebench | 60.7% | 53.7% | Claude Sonnet 4.6 |
| React Native Evals | 80.6% | Coming soon | Coming soon |
| Vibe Code Bench | 51.48% | Coming soon | Coming soon |
| cursorBench31 | 48.8% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | 24.3% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 82.1% | Coming soon | Coming soon |
| SWE-bench (Vals) | 77.4% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 69.2 (Unranked · 2 rankable rows)
- Qwen3.5-35B-A3B public-lane score: 41.4 (Unranked · 3 rankable rows)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | Coming soon | 59% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 55.1 (#35/50)
- Qwen3.5-35B-A3B public-lane score: 68.2 (Unranked · 3 rankable rows)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 77.4% | Coming soon | Coming soon |
| MMMU | Coming soon | 81.4% | Coming soon |
| MMVU | Coming soon | 72.3% | Coming soon |
| MathVision | Coming soon | 83.9% | Coming soon |
| V* | Coming soon | 92.7% | Coming soon |

### Knowledge

- Winner: Claude Sonnet 4.6
- Claude Sonnet 4.6 public-lane score: 53.1 (Supported · #53/168)
- Qwen3.5-35B-A3B public-lane score: 39.7 (Supported · #100/168)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 89.9% | 84.2% | Claude Sonnet 4.6 |
| SuperGPQA | 95% | 63.4% | Claude Sonnet 4.6 |
| MMLU-Pro | 79.2% | 85.3% | Qwen3.5-35B-A3B |
| HLE | 49% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 85.6% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 87.3% | Coming soon | Coming soon |

### Multilingual

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: Coming soon
- Qwen3.5-35B-A3B public-lane score: 21.1 (#11/12)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 81% | Coming soon |

### Instruction Following

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 46.6 (#88/124)
- Qwen3.5-35B-A3B public-lane score: 87.4 (#30/124)

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 91.9% | Coming soon |

### Mathematics

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 48.8 (Unranked · 2 rankable rows)
- Qwen3.5-35B-A3B public-lane score: Coming soon

| Benchmark | Claude Sonnet 4.6 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 32.400% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 8.300% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Claude Sonnet 4.6 or Qwen3.5-35B-A3B?

Claude Sonnet 4.6 is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Sonnet 4.6 and Qwen3.5-35B-A3B?

The widest category gap is in instruction following, where the averages are 46.6 for Claude Sonnet 4.6 and 87.4 for Qwen3.5-35B-A3B.

### How many benchmarks does Claude Sonnet 4.6 cover on BenchLM?

Claude Sonnet 4.6 currently has 26 sourced benchmark scores on BenchLM.

### How many benchmarks does Qwen3.5-35B-A3B cover on BenchLM?

Qwen3.5-35B-A3B currently has 16 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Sonnet 4.6 vs GPT-6 Astra](/compare/claude-sonnet-4-6-vs-gpt-6-astra)
- [Qwen3.5-35B-A3B vs GPT-6 Astra](/compare/gpt-6-astra-vs-qwen3-5-35b-a3b)
- [Claude Sonnet 4.6 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-claude-sonnet-4-6)
- [Qwen3.5-35B-A3B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-qwen3-5-35b-a3b)

## Explore More

- [Claude Sonnet 4.6 profile](/models/claude-sonnet-4-6)
- [Qwen3.5-35B-A3B profile](/models/qwen3-5-35b-a3b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)