GPT-4.5 vs Qwen3 30B A3B

Compare GPT-4.5 by OpenAI against Qwen3 30B A3B by Qwen, in 1 community votes, qwen3 30b a3b wins 100% of head-to-head duels, context windows of 128K vs 41K, tested across 10 shared challenges. Updated March 2026.

Which is better, GPT-4.5 or Qwen3 30B A3B?

Qwen3 30B A3B is the better choice overall, winning 100% of 1 blind community votes on Rival. GPT-4.5 costs $75/M input tokens vs $0/M for Qwen3 30B A3B. Context windows: 128K vs 41K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-4.5 and Qwen3 30B A3B

GPT-4.5 is made by openai while Qwen3 30B A3B is from qwen. GPT-4.5 has a 128K token context window compared to Qwen3 30B A3B's 41K. On pricing, GPT-4.5 costs $75/M input tokens vs $0/M for Qwen3 30B A3B. In community voting, In 1 community votes, Qwen3 30B A3B wins 100% of head-to-head duels.

In 1 community votes, Qwen3 30B A3B wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 1+ human preference judgments for this pair.

Our Verdict
Qwen3 30B A3B
Qwen3 30B A3BWinner
GPT-4.5
GPT-4.5Runner-up

Pick Qwen3 30B A3B. In 1 blind votes, Qwen3 30B A3B wins 100% of the time. That's not luck.

Clear winner
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