Alibaba Qwen 2.5 72B vs Alibaba Qwen3 VL 8B Thinking

Detailed comparison for LLMs

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On Guardion's LLM vulnerability Benchmark, Alibaba Qwen 2.5 72B is the more secure of the two: Qwen 2.5 72B scores 26.3% and Qwen3 VL 8B Thinking scores 44.0% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.

Head-to-Head Overview

Qwen 2.5 72B is the overall winner in this comparison!

Attack Success Rate (lower is safer)

ASR for Alibaba Qwen 2.5 72B vs Alibaba Qwen3 VL 8B Thinking. Green marks the safer model on each metric. Only the overall score is available for estimated models.

Overall (ASR)

Qwen 2.5 72B
26.3%
Qwen3 VL 8B Thinking
44.0%

TAP Attack Method (ASR)

Qwen 2.5 72B
55.2%
Qwen3 VL 8B Thinking
100.0%

Crescendo Attack Method (ASR)

Qwen 2.5 72B
23.7%
Qwen3 VL 8B Thinking
100.0%

Zero-Shot (ASR)

Qwen 2.5 72B
0.3%
Qwen3 VL 8B Thinking
100.0%

Key Highlights

  • Alibaba Qwen 2.5 72B has a lower Overall (ASR).
  • Alibaba Qwen 2.5 72B has a lower TAP Attack Method (ASR).
  • Alibaba Qwen 2.5 72B has a lower Crescendo Attack Method (ASR).
  • Alibaba Qwen 2.5 72B has a lower Zero-Shot (ASR).

Security Profile

Outward is better on every axis.

OverallTAPCrescendoZero-Shot
Qwen 2.5 72B
Qwen3 VL 8B Thinking
Full security profile
Alibaba Qwen 2.5 72B
Full security profile
Alibaba Qwen3 VL 8B Thinking

Frequently asked questions

Is Alibaba Qwen 2.5 72B or Alibaba Qwen3 VL 8B Thinking more secure?

On Guardion's LLM vulnerability Benchmark, Alibaba Qwen 2.5 72B is the more secure of the two: Qwen 2.5 72B scores 26.3% and Qwen3 VL 8B Thinking scores 44.0% on attack success rate (ASR) (lower is better). One or both scores are estimated from public safety evaluations pending a Guardion benchmark run.

What is the attack success rate (ASR) of Qwen 2.5 72B vs Qwen3 VL 8B Thinking?

Qwen 2.5 72B has a 26.3% ASR and Qwen3 VL 8B Thinking has a 44.0% ASR — the share of adversarial prompts that succeed across zero-shot, TAP, and Crescendo attacks. Lower is safer.

How were Qwen 2.5 72B and Qwen3 VL 8B Thinking tested?

Both were red-teamed with the HarmBench framework across zero-shot, TAP (Tree of Attacks with Pruning), and Crescendo multi-turn attacks, scored by Attack Success Rate.

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