Model Comparison

o3 vs Qwen2 72B Instruct

o3 significantly outperforms across most benchmarks.

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

o3 outperforms in 1 benchmarks (GPQA), while Qwen2 72B Instruct is better at 0 benchmarks.

o3 significantly outperforms across most benchmarks.

Mon May 25 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only o3 specifies input context (200,000 tokens). Only o3 specifies output context (100,000 tokens).

OpenAI
o3
Input200,000 tokens
Output100,000 tokens
Alibaba Cloud / Qwen Team
Qwen2 72B Instruct
Input- tokens
Output- tokens
Mon May 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

o3 supports multimodal inputs, whereas Qwen2 72B Instruct does not.

o3 can handle both text and other forms of data like images, making it suitable for multimodal applications.

o3

Text
Images
Audio
Video

Qwen2 72B Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

o3 is licensed under a proprietary license, while Qwen2 72B Instruct uses tongyi-qianwen.

License differences may affect how you can use these models in commercial or open-source projects.

o3

Proprietary

Closed source

Qwen2 72B Instruct

tongyi-qianwen

Open weights

Release Timeline

When each model was launched

o3 was released on 2025-04-16, while Qwen2 72B Instruct was released on 2024-07-23.

o3 is 9 months newer than Qwen2 72B Instruct.

o3

Apr 16, 2025

1.1 years ago

8mo newer
Qwen2 72B Instruct

Jul 23, 2024

1.8 years ago

Knowledge Cutoff

When training data ends

o3 has a documented knowledge cutoff of 2024-05-31, while Qwen2 72B Instruct's cutoff date is not specified.

We can confirm o3's training data extends to 2024-05-31, but cannot make a direct comparison without Qwen2 72B Instruct's cutoff date.

o3

May 2024

Qwen2 72B Instruct

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Key Takeaways

Larger context window (200,000 tokens)
Supports multimodal inputs
Higher GPQA score (83.3% vs 42.4%)
Alibaba Cloud / Qwen Team

Qwen2 72B Instruct

View details

Alibaba Cloud / Qwen Team

Has open weights
OpenAIo3
Alibaba Cloud / Qwen TeamQwen2 72B Instruct

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
o3
Alibaba Cloud / Qwen Team
Qwen2 72B Instruct

FAQ

Common questions about o3 vs Qwen2 72B Instruct.

Which is better, o3 or Qwen2 72B Instruct?

o3 significantly outperforms across most benchmarks. o3 is made by OpenAI and Qwen2 72B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does o3 compare to Qwen2 72B Instruct in benchmarks?

o3 scores COLLIE: 98.4%, AIME 2024: 91.6%, ARC-AGI: 88.0%, MathVista: 86.8%, AIME 2025: 86.4%. Qwen2 72B Instruct scores GSM8k: 91.1%, CMMLU: 90.1%, HellaSwag: 87.6%, HumanEval: 86.0%, Winogrande: 85.1%.

What are the context window sizes for o3 and Qwen2 72B Instruct?

o3 supports 200K tokens and Qwen2 72B Instruct supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between o3 and Qwen2 72B Instruct?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs tongyi-qianwen). See the full comparison above for benchmark-by-benchmark results.

Who makes o3 and Qwen2 72B Instruct?

o3 is developed by OpenAI and Qwen2 72B Instruct is developed by Alibaba Cloud / Qwen Team.