head-to-head

Qwen: Qwen3.5-9B vs Google: Gemini 3.1 Pro Preview Custom Tools

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

	Qwen: Qwen3.5-9B	Google: Gemini 3.1 Pro Preview Custom Tools
Vendor	qwen	google
Quality Score	100	100
Benchmark Score	18.3	-
Input Price	$0.10/M	$2.00/M
Output Price	$0.15/M	$12.00/M
Context Window	262,144	1,048,576
Max Output	32,768	65,536
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	✓
Benchmark Scores
ai_index	22.5	-

Who wins by task?

Task	Qwen: Qwen3.5-9B	Google: Gemini 3.1 Pro Preview Custom Tools
SQL Generation	133	132
Code Review	130	132
Code Completion	129	117
Code Refactoring	131	136
Bug Fixing	134	136
Unit Test Generation	123	124
Code Documentation	128	129
Regex Writing	122	117
CI/CD Pipelines	119	120
Frontend Component Design	124	122
Data Analysis	127	124
CSV / Spreadsheet Cleanup	129	132
ETL Scripting	125	128
JSON Extraction	131	121
Bulk Data Labeling	129	117
OCR / Document Parsing	129	131
Table Extraction from PDFs	129	131
Long-Document Summarization	133	136
Short-Form Summarization	125	113
Blog Post Writing	121	120

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