Model Comparison

Qwen2.5 7B Instruct vs Qwen2 72B Instruct

Qwen2 72B Instruct has a slight edge in benchmark performance.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Qwen2.5 7B Instruct outperforms in 3 benchmarks (GSM8k, MATH, MultiPL-E), while Qwen2 72B Instruct is better at 4 benchmarks (GPQA, HumanEval, MBPP, MMLU-Pro).

Qwen2 72B Instruct has a slight edge in benchmark performance.

Sat May 02 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

64.4B diff

Qwen2 72B Instruct has 64.4B more parameters than Qwen2.5 7B Instruct, making it 846.1% larger.

Qwen2.5 7B Instruct

7.6Bparameters

Qwen2 72B Instruct

72.0Bparameters

7.6B

Qwen2.5 7B Instruct

72.0B

Qwen2 72B Instruct

Context Window

Maximum input and output token capacity

Only Qwen2.5 7B Instruct specifies input context (131,072 tokens). Only Qwen2.5 7B Instruct specifies output context (8,192 tokens).

Qwen2.5 7B Instruct

Input131,072 tokens

Output8,192 tokens

Qwen2 72B Instruct

Input- tokens

Output- tokens

Sat May 02 2026 • llm-stats.com

License

Usage and distribution terms

Qwen2.5 7B Instruct is licensed under Apache 2.0, while Qwen2 72B Instruct uses tongyi-qianwen.

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

Qwen2.5 7B Instruct

Apache 2.0

Open weights

Qwen2 72B Instruct

tongyi-qianwen

Open weights

Release Timeline

When each model was launched

Qwen2.5 7B Instruct was released on 2024-09-19, while Qwen2 72B Instruct was released on 2024-07-23.

Qwen2.5 7B Instruct is 2 months newer than Qwen2 72B Instruct.

Qwen2.5 7B Instruct

Sep 19, 2024

1.6 years ago

1mo newer

Qwen2 72B Instruct

Jul 23, 2024

1.8 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

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Key Takeaways

Qwen2.5 7B Instruct

View details

Alibaba Cloud / Qwen Team

Larger context window (131,072 tokens)

Higher GSM8k score (91.6% vs 91.1%)

Higher MATH score (75.5% vs 59.7%)

Higher MultiPL-E score (70.4% vs 69.2%)

Qwen2 72B Instruct

View details

Alibaba Cloud / Qwen Team

Higher GPQA score (42.4% vs 36.4%)

Higher HumanEval score (86.0% vs 84.8%)

Higher MBPP score (80.2% vs 79.2%)

Higher MMLU-Pro score (64.4% vs 56.3%)

Detailed Comparison

AI Model Comparison Table
Feature	Qwen2.5 7B Instruct	Qwen2 72B Instruct

FAQ

Common questions about Qwen2.5 7B Instruct vs Qwen2 72B Instruct.

Which is better, Qwen2.5 7B Instruct or Qwen2 72B Instruct?

Qwen2 72B Instruct has a slight edge in benchmark performance. Qwen2.5 7B Instruct is made by Alibaba Cloud / Qwen Team 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 Qwen2.5 7B Instruct compare to Qwen2 72B Instruct in benchmarks?

Qwen2.5 7B Instruct scores GSM8k: 91.6%, MT-Bench: 87.5%, HumanEval: 84.8%, MBPP: 79.2%, MATH: 75.5%. 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 Qwen2.5 7B Instruct and Qwen2 72B Instruct?

Qwen2.5 7B Instruct supports 131K 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 Qwen2.5 7B Instruct and Qwen2 72B Instruct?

Key differences include licensing (Apache 2.0 vs tongyi-qianwen). See the full comparison above for benchmark-by-benchmark results.