Qwen: Qwen3.5-9B vs Qwen: Qwen3.5-122B-A10B
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.
| Qwen: Qwen3.5-9B | Qwen: Qwen3.5-122B-A10B | |
|---|---|---|
| Vendor | qwen | qwen |
| Quality Score | 100 | 100 |
| Benchmark Score | 31.3 | 54.9 |
| Input Price | $0.17/M | $0.26/M |
| Output Price | $0.25/M | $2.08/M |
| Context Window | 262,144 | 262,144 |
| Max Output | 235,929 | 65,536 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | - |
| Benchmark Scores | ||
| ai_index | 35.4 | 53.3 |
| ai_index_agentic | 12.2 | 34.2 |
| ai_index_coding | 47.3 | 75.4 |
The verdict
For a sample job of 1 million input tokens and 250,000 output tokens, Qwen3.5-9B costs $0.23 and Qwen3.5-122B-A10B costs $0.78, so Qwen3.5-9B is about 3.4 times cheaper for the same work.
Both read up to 262,144 tokens at once, roughly 393 pages of text.
On our blended benchmark score Qwen3.5-122B-A10B leads 54.9 to 31.3.
Across the 20 tasks where they differ, Qwen3.5-9B scores higher on 1 (Code Completion), Qwen3.5-122B-A10B on 19 (SQL Generation, Code Review, Code Refactoring and others).
Qwen3.5-9B was released in March 2026 and Qwen3.5-122B-A10B in February 2026.
Pick Qwen3.5-9B if you need lower cost; pick Qwen3.5-122B-A10B if you need benchmark performance or the stronger all-round task scores.
Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.
Who wins by task?
| Task | Qwen: Qwen3.5-9B | Qwen: Qwen3.5-122B-A10B |
|---|---|---|
| SQL Generation | 145 | 155 |
| Code Review | 139 | 148 |
| Code Completion | 129 | 129 |
| Code Refactoring | 138 | 145 |
| Bug Fixing | 145 | 156 |
| Unit Test Generation | 133 | 140 |
| Code Documentation | 130 | 133 |
| Regex Writing | 126 | 129 |
| CI/CD Pipelines | 126 | 132 |
| Frontend Component Design | 131 | 137 |
| Data Analysis | 140 | 152 |
| CSV / Spreadsheet Cleanup | 137 | 142 |
| ETL Scripting | 132 | 139 |
| JSON Extraction | 139 | 143 |
| Bulk Data Labeling | 132 | 133 |
| OCR / Document Parsing | 135 | 139 |
| Table Extraction from PDFs | 135 | 139 |
| Long-Document Summarization | 138 | 143 |
| Short-Form Summarization | 127 | 128 |
| Blog Post Writing | 126 | 130 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →