Model Comparison

QwQ-32B vs QwQ-32B-PreviewWhich is better in 2026?

QwQ-32B has a slight edge in benchmark performance.

Verdict: QwQ-32B vs QwQ-32B-Preview — which is better?

QwQ-32B (by Alibaba Cloud / Qwen Team) and QwQ-32B-Preview (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.

QwQ-32B outperforms in 2 benchmarks (AIME 2024, LiveCodeBench), while QwQ-32B-Preview is better at 0 benchmarks. QwQ-32B has a slight edge in benchmark performance.

Choose QwQ-32B if…

  • you want the most recent training data — it shipped Mar 2025

Choose QwQ-32B-Preview if…

  • you want predictable pricing at $0.15/M input and $0.20/M output

Performance Benchmarks

Comparative analysis across standard metrics

4 benchmarks

QwQ-32B outperforms in 2 benchmarks (AIME 2024, LiveCodeBench), while QwQ-32B-Preview is better at 0 benchmarks.

QwQ-32B has a slight edge in benchmark performance.

Sun Jul 26 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

0.0M diff

QwQ-32B-Preview has 0.0B more parameters than QwQ-32B, making it 0.0% larger.

Alibaba Cloud / Qwen Team
QwQ-32B
32.5Bparameters
Alibaba Cloud / Qwen Team
QwQ-32B-Preview
32.5Bparameters
32.5B
QwQ-32B
32.5B
QwQ-32B-Preview

Context Window

Maximum input and output token capacity

Only QwQ-32B-Preview specifies input context (32,768 tokens). Only QwQ-32B-Preview specifies output context (32,768 tokens).

Alibaba Cloud / Qwen Team
QwQ-32B
Input- tokens
Output- tokens
Alibaba Cloud / Qwen Team
QwQ-32B-Preview
Input32,768 tokens
Output32,768 tokens
Sun Jul 26 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under Apache 2.0.

Both models share the same licensing terms, providing consistent usage rights.

QwQ-32B

Apache 2.0

Open weights

QwQ-32B-Preview

Apache 2.0

Open weights

Release Timeline

When each model was launched

QwQ-32B was released on 2025-03-05, while QwQ-32B-Preview was released on 2024-11-28.

QwQ-32B is 3 months newer than QwQ-32B-Preview.

QwQ-32B

Mar 5, 2025

1.4 years ago

3mo newer
QwQ-32B-Preview

Nov 28, 2024

1.7 years ago

Knowledge Cutoff

When training data ends

Both models have the same knowledge cutoff date of 2024-11-28.

They should have similar awareness of historical events and information up to this date.

QwQ-32B

Nov 2024

QwQ-32B-Preview

Nov 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Alibaba Cloud / Qwen Team

QwQ-32B

View details

Alibaba Cloud / Qwen Team

Higher AIME 2024 score (79.5% vs 50.0%)
Higher LiveCodeBench score (63.4% vs 50.0%)
Alibaba Cloud / Qwen Team

QwQ-32B-Preview

View details

Alibaba Cloud / Qwen Team

Larger context window (32,768 tokens)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against QwQ-32B and QwQ-32B-Preview side-by-side, then vote on the output you prefer.

QwQ-32B
✓ Preferred
QwQ-32B-Preview
Open in Playground
AI Model Comparison Table
Feature
Alibaba Cloud / Qwen Team
QwQ-32B
Alibaba Cloud / Qwen Team
QwQ-32B-Preview

FAQ

Common questions about QwQ-32B vs QwQ-32B-Preview.

Which is better, QwQ-32B or QwQ-32B-Preview?

QwQ-32B has a slight edge in benchmark performance. QwQ-32B is made by Alibaba Cloud / Qwen Team and QwQ-32B-Preview 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 QwQ-32B compare to QwQ-32B-Preview in benchmarks?

QwQ-32B scores MATH-500: 90.6%, IFEval: 83.9%, AIME 2024: 79.5%, LiveBench: 73.1%, BFCL: 66.4%. QwQ-32B-Preview scores MATH-500: 90.6%, GPQA: 65.2%, AIME 2024: 50.0%, LiveCodeBench: 50.0%.

What are the context window sizes for QwQ-32B and QwQ-32B-Preview?

QwQ-32B supports an unknown number of tokens and QwQ-32B-Preview supports 33K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

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