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Qwen3 30B A3B vs GPT OSS 20B

Compare Qwen3 30B A3B by Qwen against GPT OSS 20B by OpenAI, in 140 community votes, gpt oss 20b wins 67% of head-to-head duels, context windows of 41K vs 131K, tested across 54 shared challenges. Updated April 2026.

Which is better, Qwen3 30B A3B or GPT OSS 20B?

GPT OSS 20B is the better choice overall, winning 67% of 140 blind community votes on Rival. Qwen3 30B A3B costs $0/M input tokens vs $0.02/M for GPT OSS 20B. Context windows: 41K vs 131K tokens. Compare their real outputs side by side below.

Key Differences Between Qwen3 30B A3B and GPT OSS 20B

Qwen3 30B A3B is made by qwen while GPT OSS 20B is from openai. Qwen3 30B A3B has a 41K token context window compared to GPT OSS 20B's 131K. On pricing, Qwen3 30B A3B costs $0/M input tokens vs $0.02/M for GPT OSS 20B. In community voting, In 140 community votes, GPT OSS 20B wins 67% of head-to-head duels.

In 140 community votes, GPT OSS 20B wins 67% of head-to-head duels. Qwen3 30B A3B leads in Conversation, while GPT OSS 20B leads in Web Design, Image Generation, Reasoning. Based on blind community voting from the Rival open dataset of 140+ human preference judgments for this pair.

Web Design: GPT OSS 20B wins 80% of votes
Image Generation: GPT OSS 20B wins 58% of votes
Reasoning: GPT OSS 20B wins 71% of votes
Conversation: Qwen3 30B A3B wins 57% of votes
Analysis: GPT OSS 20B wins 60% of votes
Our Verdict
GPT OSS 20B
GPT OSS 20BWinner
Qwen3 30B A3B
Qwen3 30B A3BRunner-up

Pick GPT OSS 20B. In 140 blind votes, GPT OSS 20B wins 67% of the time. That's not luck.

Pick Qwen3 30B A3B for Conversation. Pick GPT OSS 20B for Web Design, Reasoning, Analysis.

Clear winner
Writing DNA

Style Comparison

Similarity
90%

GPT OSS 20B uses 75.3x more headings

Qwen3 30B A3B
GPT OSS 20B
60%Vocabulary54%
11wSentence Length17w
0.24Hedging0.26
7.6Bold5.9
4.6Lists3.3
0.36Emoji0.10
0.00Headings0.75
0.06Transitions0.32
Based on 4 + 21 text responses
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Qwen3 30B A3BGPT OSS 20B

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