picksbymodel Get API access →
head-to-head

Qwen: Qwen3.5-9B vs Anthropic: Claude Sonnet 4.6

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

Qwen: Qwen3.5-9B Anthropic: Claude Sonnet 4.6
Vendorqwenanthropic
Quality Score100100
Benchmark Score18.369.7
Input Price$0.10/M$3.00/M
Output Price$0.15/M$15.00/M
Context Window262,1441,000,000
Max Output32,768128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index22.549.6
aider_polyglot-61.3
eqbench-80.0

Who wins by task?

TaskQwen: Qwen3.5-9BAnthropic: Claude Sonnet 4.6
SQL Generation 133 154
Code Review 130 161
Code Completion 129 120
Code Refactoring 131 162
Bug Fixing 134 166
Unit Test Generation 123 144
Code Documentation 128 142
Regex Writing 122 129
CI/CD Pipelines 119 138
Frontend Component Design 124 137
Data Analysis 127 147
CSV / Spreadsheet Cleanup 129 145
ETL Scripting 125 150
JSON Extraction 131 125
Bulk Data Labeling 129 118
OCR / Document Parsing 129 140
Table Extraction from PDFs 129 140
Long-Document Summarization 133 161
Short-Form Summarization 125 118
Blog Post Writing 121 137

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

Related comparisons

Anthropic: Claude Haiku Latest vs Qwen: Qwen3.5-9B Anthropic: Claude Sonnet 5 vs Qwen: Qwen3.5-9B Anthropic: Claude Sonnet Latest vs Anthropic: Claude Sonnet 4.6 Anthropic: Claude Sonnet Latest vs Qwen: Qwen3.5-9B ByteDance Seed: Seed-2.0-Lite vs Anthropic: Claude Sonnet 4.6 ByteDance Seed: Seed-2.0-Lite vs Qwen: Qwen3.5-9B Google: Gemini 3.1 Flash Lite Preview vs Anthropic: Claude Sonnet 4.6 Google: Gemini 3.1 Flash Lite vs Anthropic: Claude Sonnet 4.6

The Model Movers Report

One email every Friday, built from this site's own rankings: the current top five by benchmark score, every model released in the last seven days, and one note worked out from that week's numbers. You can unsubscribe from any issue with one click.