Grok-4 Heavy vs Qwen3.5-9B Comparison
Comparing Grok-4 Heavy and Qwen3.5-9B across benchmarks, pricing, and capabilities.
Performance Benchmarks
Comparative analysis across standard metrics
Grok-4 Heavy outperforms in 2 benchmarks (GPQA, HMMT25), while Qwen3.5-9B is better at 0 benchmarks.
Grok-4 Heavy significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
Cost data unavailable.
Input Capabilities
Supported data types and modalities
Both Grok-4 Heavy and Qwen3.5-9B support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Grok-4 Heavy
Qwen3.5-9B
License
Usage and distribution terms
Grok-4 Heavy is licensed under a proprietary license, while Qwen3.5-9B uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
Qwen3.5-9B was released on 2026-03-02, while Grok-4 Heavy's release date is not specified.
We can confirm Qwen3.5-9B's release timeline, but cannot make a direct age comparison without Grok-4 Heavy's release date.
—
Mar 2, 2026
1 weeks ago
Knowledge Cutoff
When training data ends
Grok-4 Heavy has a documented knowledge cutoff of 2024-12-31, while Qwen3.5-9B's cutoff date is not specified.
We can confirm Grok-4 Heavy's training data extends to 2024-12-31, but cannot make a direct comparison without Qwen3.5-9B's cutoff date.
Dec 2024
—
Outputs Comparison
Key Takeaways
Qwen3.5-9B
View detailsAlibaba Cloud / Qwen Team
Detailed Comparison
| Feature | | |
|---|