Qwen3.5 4B (Non-reasoning) vs Qwen3.5 9B (Reasoning)

Qwen3.5 4B (Non-reasoning) vs Qwen3.5 9B (Reasoning). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AlibabaQwen3.5 4B (Non-reasoning)Not ranked · benchmark data missing
Intelligence
10.80
Total cost
-
AlibabaQwen3.5 9B (Reasoning)Off the frontier
Intelligence
11.20
Total cost
$329
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricQwen3.5 4B (Non-reasoning)Qwen3.5 9B (Reasoning)Difference
Intelligence (higher is better)10.811.2+3.7% Qwen3.5 9B (Reasoning) is 3.7% more intelligent
Total AA cost (lower is better)Not reported$328.86— not comparable
End-to-end time (lower is better)35.92s43.82s+22.0% Qwen3.5 9B (Reasoning) is 22.0% slower
Price per 1M tokens (in / out)$0.03 / $0.15$0.14 / $0.20
Input modalitiesText, Image, VideoText, Image, Video
Open this matchup in the interactive pickerQwen3.5 4B (Non-reasoning): what beats itQwen3.5 9B (Reasoning): what beats it
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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/qwen3-5-4b-non-reasoning/qwen3-5-9b · Markdown: /api/v1/compare/qwen3-5-4b-non-reasoning/qwen3-5-9b?format=md · llms.txt · agent skill