Model comparison
Claude Sonnet 5.5 vs Qwen3.5 Max Preview
Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 44.7 on the Noometry Index.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)Summary
- The widest gap is in math, where Claude Sonnet 5.5 leads 88.7 to 37.3.
Side by side
| Claude Sonnet 5.5 | Qwen3.5 Max Preview | |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 60.5 | 44.7 |
| Released | 2026-09-28 | — |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 16 | 17 |
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Category by category
Coding Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 65.5 (#6), Qwen3.5 Max Preview: 43.4 (#79)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| FrontierCode | 52.1% | — |
| CursorBench | 55.5% | — |
| LMArena WebDev | 1699 | — |
| FrontierSWE | 61.9% | — |
| SciCode | 61% | — |
| LMArena Coding | — | 1488 |
| ALE-Bench | 1,819 | — |
Agentic & Tool Use Not comparable
Claude Sonnet 5.5: 44.9 (#14), Qwen3.5 Max Preview: —
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| APEX-Agents | 75.5% | — |
Reasoning Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 52.4 (#29), Qwen3.5 Max Preview: 29.6 (#81)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| CritPt | 31.4% | — |
| LMArena Hard Prompts | — | 1483 |
| Mystery Game Puzzles | 65% | — |
Math Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 88.7 (#4), Qwen3.5 Max Preview: 37.3 (#99)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| FrontierMath (Tiers 1-3) | 88.8% | — |
| FrontierMath Tier 4 | 80.5% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| LMArena Math | — | 1473 |
Knowledge Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 66.0 (#11), Qwen3.5 Max Preview: 41.1 (#104)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| GPQA Diamond | 95.6% | — |
| SimpleQA Verified | 46.5% | — |
| LMArena Expert | — | 1489 |
Multimodal Not comparable
Claude Sonnet 5.5: 53.2 (#5), Qwen3.5 Max Preview: —
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| Furniture Assembly | 75% | — |
Multilingual Not comparable
Claude Sonnet 5.5: —, Qwen3.5 Max Preview: 56.4 (#21)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Non-English | — | 1465 |
| LMArena Chinese | — | 1534 |
| LMArena French | — | 1483 |
| LMArena German | — | 1487 |
| LMArena Japanese | — | 1497 |
| LMArena Korean | — | 1438 |
| LMArena Russian | — | 1472 |
| LMArena Spanish | — | 1470 |
Instruction Following Not comparable
Claude Sonnet 5.5: —, Qwen3.5 Max Preview: 77.2 (#28)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Instruction Following | — | 1467 |
Long Context Not comparable
Claude Sonnet 5.5: —, Qwen3.5 Max Preview: 45.2 (#44)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Longer Query | — | 1477 |
Writing & Preference Not comparable
Claude Sonnet 5.5: —, Qwen3.5 Max Preview: 66.1 (#39)
| Benchmark | Claude Sonnet 5.5 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Text | — | 1471 |
| LMArena Creative Writing | — | 1464 |
| LMArena Multi-Turn | — | 1478 |
Frequently asked questions
Is Claude Sonnet 5.5 better than Qwen3.5 Max Preview?
Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 44.7 on the Noometry Index.
Is Claude Sonnet 5.5 or Qwen3.5 Max Preview better for coding?
Claude Sonnet 5.5 scores higher on coding benchmarks: 65.5 versus 43.4 in the Noometry coding category.
How many benchmarks do Claude Sonnet 5.5 and Qwen3.5 Max Preview share?
0 benchmarks have published results for both models. Claude Sonnet 5.5 has 16 scored results on Noometry and Qwen3.5 Max Preview has 17.