What is the difference between Qwen3 Max Thinking and Qwen3.5 Plus 2026-04-20?

Both are developed by Qwen but target different use cases. Qwen3 Max Thinking has a 262K token context window vs Qwen3.5 Plus 2026-04-20's 1.0M. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, Qwen3 Max Thinking or Qwen3.5 Plus 2026-04-20?

It depends on your use case. Qwen3 Max Thinking and Qwen3.5 Plus 2026-04-20 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does Qwen3 Max Thinking cost compared to Qwen3.5 Plus 2026-04-20?

Qwen3 Max Thinking costs $1.2/M input tokens and Qwen3.5 Plus 2026-04-20 costs $0.4/M input tokens. Qwen3.5 Plus 2026-04-20 is $0.80/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Qwen3 Max Thinking and Qwen3.5 Plus 2026-04-20 on Rival?

This page shows a side-by-side comparison of Qwen3 Max Thinking and Qwen3.5 Plus 2026-04-20 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Apr 2026

Qwen3 Max ThinkingvsQwen3.5 Plus 2026-04-20

Qwen3.5 Plus 2026-04-20 is cheaper than Qwen3 Max Thinking at $0.4/M vs $1.2/M input tokens.

Qwen3 Max Thinking and Qwen3.5 Plus 2026-04-20 compared across 52 shared prompts
Spec	Qwen3 Max Thinking	Qwen3.5 Plus 2026-04-20
Input price	$1.2/M tokens	$0.4/M tokens
Output price	$6/M tokens	$2.4/M tokens
Context window	262K tokens	1.0M tokens
Weights	Closed	Open
Free API (OpenRouter)	No	No
Released	Feb 2026	Apr 2026