Claude Sonnet 5.5 vs Qwen3 7
Claude Sonnet 5.5 
Qwen3 7 Verdict
- Claude Sonnet 5.5 (max) leads on quality: 67.6 vs 59.9.
- Claude Sonnet 5.5 (max) is stronger in agents & tools, coding, composite, knowledge, long context, maths, reasoning.
- Qwen3 7 (max) is stronger in human preference, instruction following.
- They cost about the same ($3.75 per 1M blended).
- Qwen3 7 (max) streams 1.4× faster (197 vs 141 tokens per second).
| Metric | Claude Sonnet 5.5 (max) | Qwen3 7 (max) |
|---|---|---|
| BenchLeader Index | 67.6 | 59.9 |
| Agents & tools score | 69.5 | 48.3 |
| Coding score | 69.8 | 59.5 |
| Composite score | 72.6 | 53.8 |
| Knowledge score | 65.4 | 62.8 |
| Long context score | 66.6 | 64.7 |
| Maths score | 72.9 | 58.8 |
| Reasoning score | 81.1 | 65.6 |
| Human preference score | – | 56.8 |
| Instruction following score | – | 77.9 |
| Blended price $/M | $4.00 | $3.75 |
| Output speed | 141 tok/s | 197 tok/s |
| Time to first answer | 487.1 s | 14.4 s |
| Context window | 1M | 1M |
| GPQA Diamond | 95.6% | 90.9% |
| FrontierMath Tiers 1–3 | 88.8% | 64.6% |
| FrontierMath Tier 4 | 80.5% | 34.1% |
| OTIS Mock AIME | 100.0% | 95.6% |
| SWE-bench Verified (Epoch) | – | 77.3% |
| SimpleQA Verified | 46.5% | 55.8% |
| Terminal-Bench | 61.8% | – |
| SimpleBench | – | 70.4% |
| SciCode | 61.0% | 48.8% |
| APEX-Agents | 75.5% | – |
| ProofBench | 100.0% | 26.0% |
| Epoch Capabilities Index | – | 153.7 |
| LMArena Text | – | 1475 |
| LMArena Hard Prompts | – | 1496 |
| LMArena Coding | – | 1524 |
| LMArena WebDev | – | 1515 |
| LMArena Agent | 12 | -5.5 |
| LiveBench | 75.7% | 73.1% |
| LiveBench Reasoning | 91.6% | 83.3% |
| LiveBench Coding | 91.4% | 74.2% |
| LiveBench Agentic Coding | 56.3% | 43.6% |
| LiveBench Mathematics | 96.1% | 85.3% |
| LiveBench Data Analysis | 59.5% | 71.8% |
| LiveBench Language | 78.0% | 79.7% |
| LiveBench Instruction Following | 56.8% | 74.0% |
| AA Intelligence Index v4.3.2 | 56 | 29.5 |
| IFBench | – | 80.5% |
| AA-LCR | 82.7% | 79.0% |
| AA-Omniscience | 32.3 | 13.5 |
| Terminal-Bench Hard | – | 50.8% |
| GPQA Diamond (AA) | – | 92.3% |
| Humanity's Last Exam (AA) | 55.0% | 40.5% |
| SciCode (AA) | 61.0% | 49.5% |
| τ²-Bench Telecom (AA) | – | 94.7% |
| LiveCodeBench | – | 87.1% |
| MMLU-Pro | – | 89.3% |
| LegalBench | – | 84.9% |
| CorpFin | – | 63.7% |
| TaxEval | – | 75.3% |
| Terminal-Bench 2.1 (Vals) | – | 61.0% |
| SWE-bench (Vals) | – | 68.8% |
| GPQA Diamond (Vals) | – | 90.2% |
| EQ-Bench 4 | – | 1110 |
| CritPt | 31.4% | 13.4% |
| GDPval-AA v2.1 | 67.0% | 31.4% |
| τ³-Banking (AA) | – | 11.8% |
| ITBench SRE (AA) | – | 42.5% |
| Analyst Agent (AA) | 57.5% | 18.8% |
| Code Migration | – | 13.1% |
| Excel Modeling Benchmark | – | 57.0% |
| Finance Agent v2 | – | 47.8% |
| Harvey's Legal Agent Benchmark | – | 1.7% |
| Legal Research Bench | – | 25.5% |
| MedCode | – | 38.8% |
| MedScribe | – | 79.4% |
| Tax Agent Bench | – | 47.4% |
| Terminal-Bench 2.0 (Vals) | – | 59.2% |
| Vibe Code Bench v1.1 | – | 47.7% |
| LMArena Maths | – | 1486 |
| LMArena Creative Writing | – | 1440 |
| LMArena Instruction Following | – | 1465 |
| LMArena Multi-turn | – | 1483 |
| LMArena Longer Queries | – | 1491 |
| Chess Puzzles | – | 19.0% |
| EBR-bench | – | 9.5% |
| Mystery Game Puzzles | 65.0% | 32.0% |
| LMCA | – | 44.0% |
| DTBench | – | 92.3% |
| CursorBench | 55.5% | – |
| GBAEval | – | 0.4% |
| ALE-Bench | – | 1189.4 |
| FrontierSWE | 61.9% | – |
| Terminal-Bench 4.0 (AA) | 63.6% | 1.5% |
| Terminal-Bench 2.1 (AA) | – | 74.5% |
| AutomationBench | 71.8% | – |
| GDP.pdf | 25.8% | – |
| MLCR | 75.0% | – |
| Harvey LAB | 2.8% | – |
| AA-Omniscience: accuracy | 54.0% | 31.1% |
| AA-Omniscience: non-hallucination | 53.0% | 74.4% |
| AA-Briefcase v1.1 | 1823 | – |
Data as of 2026-10-11. Best configuration of each model; every score links to its source on the model pages.
Claude Sonnet 5.5 vs Qwen3 7: questions
- Is Claude Sonnet 5.5 better than Qwen3 7?
- Claude Sonnet 5.5 (max) leads on quality: 67.6 vs 59.9. The BenchLeader Index combines every independent quality benchmark; Claude Sonnet 5.5 (max) is ahead overall as of 2026-10-11, but check the category scores for your use.
- Is Claude Sonnet 5.5 better than Qwen3 7 for coding?
- Claude Sonnet 5.5 scores higher in coding (70 vs 60 on the category index, where 50 is average).
- Is Claude Sonnet 5.5 better than Qwen3 7 for agentic tasks?
- Claude Sonnet 5.5 scores higher in agentic tasks (70 vs 48 on the category index, where 50 is average).
- Which is cheaper, Claude Sonnet 5.5 or Qwen3 7?
- Qwen3 7 is cheaper: $3.75 against $4.00 per million tokens, blended at three input tokens per output token.
- Which is faster, Claude Sonnet 5.5 or Qwen3 7?
- Qwen3 7 streams faster: 197 against 141 output tokens per second.
- Which has the larger context window?
- Both accept 1M tokens of context.