head-to-head
xAI: Grok 4.3 vs Qwen: Qwen3.5 Plus 2026-04-20
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-17.
| xAI: Grok 4.3 | Qwen: Qwen3.5 Plus 2026-04-20 | |
|---|---|---|
| Vendor | x-ai | qwen |
| Quality Score | 100 | 100 |
| Benchmark Score | 75.0 | - |
| Input Price | $1.25/M | $0.30/M |
| Output Price | $2.50/M | $1.80/M |
| Context Window | 1,000,000 | 1,000,000 |
| Max Output | - | 65,536 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | - |
| Benchmark Scores | ||
| ai_index | 62.0 | - |
| ai_index_agentic | 100.0 | - |
| ai_index_coding | 67.7 | - |
Who wins by task?
| Task | xAI: Grok 4.3 | Qwen: Qwen3.5 Plus 2026-04-20 |
|---|---|---|
| SQL Generation | 166 | 133 |
| Code Review | 161 | 132 |
| Code Completion | 120 | 131 |
| Code Refactoring | 159 | 136 |
| Bug Fixing | 176 | 136 |
| Unit Test Generation | 148 | 124 |
| Code Documentation | 141 | 131 |
| Regex Writing | 134 | 119 |
| CI/CD Pipelines | 140 | 120 |
| Frontend Component Design | 142 | 122 |
| Data Analysis | 166 | 124 |
| CSV / Spreadsheet Cleanup | 149 | 133 |
| ETL Scripting | 149 | 128 |
| JSON Extraction | 136 | 131 |
| Bulk Data Labeling | 125 | 129 |
| OCR / Document Parsing | 142 | 131 |
| Table Extraction from PDFs | 142 | 131 |
| Long-Document Summarization | 156 | 137 |
| Short-Form Summarization | 122 | 123 |
| Blog Post Writing | 137 | 121 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →
Related comparisons
MoonshotAI: Kimi K2.7 Code vs xAI: Grok 4.3
MoonshotAI: Kimi K2.7 Code vs Qwen: Qwen3.5 Plus 2026-04-20
Qwen: Qwen3.7 Plus vs xAI: Grok 4.3
Qwen: Qwen3.7 Plus vs Qwen: Qwen3.5 Plus 2026-04-20
MiniMax: MiniMax M3 vs xAI: Grok 4.3
MiniMax: MiniMax M3 vs Qwen: Qwen3.5 Plus 2026-04-20
StepFun: Step 3.7 Flash vs xAI: Grok 4.3
StepFun: Step 3.7 Flash vs Qwen: Qwen3.5 Plus 2026-04-20