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xAI: Grok 4.3 vs Qwen: Qwen3.6 27B

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-17.

xAI: Grok 4.3 Qwen: Qwen3.6 27B
Vendorx-aiqwen
Quality Score100100
Benchmark Score75.072.4
Input Price$1.25/M$0.29/M
Output Price$2.50/M$3.17/M
Context Window1,000,000262,144
Max Output-262,140
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index62.061.1
ai_index_agentic100.0100.0
ai_index_coding67.760.2

Who wins by task?

TaskxAI: Grok 4.3Qwen: Qwen3.6 27B
SQL Generation 166 162
Code Review 161 154
Code Completion 120 129
Code Refactoring 159 149
Bug Fixing 176 170
Unit Test Generation 148 145
Code Documentation 141 135
Regex Writing 134 133
CI/CD Pipelines 140 137
Frontend Component Design 142 141
Data Analysis 166 165
CSV / Spreadsheet Cleanup 149 142
ETL Scripting 149 143
JSON Extraction 136 143
Bulk Data Labeling 125 133
OCR / Document Parsing 142 139
Table Extraction from PDFs 142 139
Long-Document Summarization 156 147
Short-Form Summarization 122 130
Blog Post Writing 137 134

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

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