head-to-head

Qwen: Qwen3.6 Flash vs xAI: Grok 4.20

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-05-03.

Qwen: Qwen3.6 Flash xAI: Grok 4.20
Vendorqwenx-ai
Quality Score100100
Input Price$0.25/M$1.25/M
Output Price$1.50/M$2.50/M
Context Window1,000,0002,000,000
Max Output65,536-
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--

Who wins by task?

TaskQwen: Qwen3.6 FlashxAI: Grok 4.20
SQL Generation 133 133
Code Completion 131 119
Code Documentation 131 131
Regex Writing 119 119
CSV / Spreadsheet Cleanup 133 133
JSON Extraction 131 123
Bulk Data Labeling 129 120
Long-Document Summarization 137 137
Short-Form Summarization 123 115
Blog Post Writing 121 121

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

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