Model Comparison
Grok-1.5V vs Qwen2.5 VL 72B InstructWhich is better in 2026?
Qwen2.5 VL 72B Instruct significantly outperforms across most benchmarks.
Verdict: Grok-1.5V vs Qwen2.5 VL 72B Instruct — which is better?
Grok-1.5V (by xAI) and Qwen2.5 VL 72B Instruct (by Alibaba Cloud / Qwen Team) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
Grok-1.5V outperforms in 0 benchmarks, while Qwen2.5 VL 72B Instruct is better at 4 benchmarks (AI2D, ChartQA, DocVQA, MMMU). Qwen2.5 VL 72B Instruct significantly outperforms across most benchmarks.
Choose Grok-1.5V if…
- you are already invested in the xAI ecosystem
Choose Qwen2.5 VL 72B Instruct if…
- you want the strongest raw capability — it leads on 4 of 4 shared benchmarks
- you want the most recent training data — it shipped Jan 2025
- you need open weights you can self-host or fine-tune
Performance Benchmarks
Comparative analysis across standard metrics
Grok-1.5V outperforms in 0 benchmarks, while Qwen2.5 VL 72B Instruct is better at 4 benchmarks (AI2D, ChartQA, DocVQA, MMMU).
Qwen2.5 VL 72B Instruct significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Input Capabilities
Supported data types and modalities
Both Grok-1.5V and Qwen2.5 VL 72B Instruct support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Grok-1.5V
Qwen2.5 VL 72B Instruct
License
Usage and distribution terms
Grok-1.5V is licensed under a proprietary license, while Qwen2.5 VL 72B Instruct uses tongyi-qianwen.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
tongyi-qianwen
Open weights
Release Timeline
When each model was launched
Grok-1.5V was released on 2024-04-12, while Qwen2.5 VL 72B Instruct was released on 2025-01-26.
Qwen2.5 VL 72B Instruct is 10 months newer than Grok-1.5V.
Apr 12, 2024
2.3 years ago
Jan 26, 2025
1.5 years ago
9mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Key Takeaways
No standout differentiators in the data we have for this pair.
Qwen2.5 VL 72B Instruct
View detailsAlibaba Cloud / Qwen Team
Detailed Comparison
Interactive Arena
Judge for yourself.
Run your own prompts against Grok-1.5V and Qwen2.5 VL 72B Instruct side-by-side, then vote on the output you prefer.
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FAQ
Common questions about Grok-1.5V vs Qwen2.5 VL 72B Instruct.