What is the difference between Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking)?

Z.ai: GLM 5.1 is developed by Z-ai while Qwen Plus 0728 (thinking) is developed by Qwen. Z.ai: GLM 5.1 has a 203K token context window vs Qwen Plus 0728 (thinking)'s 1.0M. You can compare their actual outputs across 36 challenges on Rival to see how they differ in practice.

Which is better, Z.ai: GLM 5.1 or Qwen Plus 0728 (thinking)?

It depends on your use case. Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 36 challenges so you can judge which fits your needs best.

How much does Z.ai: GLM 5.1 cost compared to Qwen Plus 0728 (thinking)?

Z.ai: GLM 5.1 costs $1.4/M input tokens and Qwen Plus 0728 (thinking) costs $0.4/M input tokens. Qwen Plus 0728 (thinking) is $1.00/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 Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) on Rival?

This page shows a side-by-side comparison of Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) 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.

What is the difference between Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking)?

Z.ai: GLM 5.1 is developed by Z-ai while Qwen Plus 0728 (thinking) is developed by Qwen. Z.ai: GLM 5.1 has a 203K token context window vs Qwen Plus 0728 (thinking)'s 1.0M. You can compare their actual outputs across 36 challenges on Rival to see how they differ in practice.

Which is better, Z.ai: GLM 5.1 or Qwen Plus 0728 (thinking)?

It depends on your use case. Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 36 challenges so you can judge which fits your needs best.

How much does Z.ai: GLM 5.1 cost compared to Qwen Plus 0728 (thinking)?

Z.ai: GLM 5.1 costs $1.4/M input tokens and Qwen Plus 0728 (thinking) costs $0.4/M input tokens. Qwen Plus 0728 (thinking) is $1.00/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 Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) on Rival?

This page shows a side-by-side comparison of Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) 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.

Z.ai: GLM 5.1 vs Qwen Plus 0728 (thinking): Which Is Better?

Updated Apr 2026

Our Verdict

Z.ai: GLM 5.1

Qwen Plus 0728 (thinking)

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

Z.ai: GLM 5.1

Input

$1.40

Output

$4.40

Qwen Plus 0728 (thinking)

Input

$0.40

3.5× cheaper

Output

$4.00

1.1× cheaper

Qwen Plus 0728 (thinking) is cheaper on both — 3.5× input, 1.1× output

Writing DNA

Style Comparison

Similarity

46%

Qwen Plus 0728 (thinking) uses 34.0x more emoji

Z.ai: GLM 5.1

Qwen Plus 0728 (thinking)

54%Vocabulary54%

18wSentence Length15w

0.31Hedging0.36

3.6Bold7.0

2.6Lists4.6

0.00Emoji0.34

0.43Headings0.94

0.11Transitions0.09

Based on 27 + 18 text responses

Research

What we learned reading every model

Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Qwen Plus 0728 (thinking) vs MiniMax M3New provider

Qwen Plus 0728 (thinking) vs GPT OSS 20BNew provider

Qwen Plus 0728 (thinking) vs Pony AlphaNew provider

Updated Apr 2026

Our Verdict

Z.ai: GLM 5.1

Qwen Plus 0728 (thinking)

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

Z.ai: GLM 5.1

Input

$1.40

Output

$4.40

Qwen Plus 0728 (thinking)

Input

$0.40

3.5× cheaper

Output

$4.00

1.1× cheaper

Qwen Plus 0728 (thinking) is cheaper on both — 3.5× input, 1.1× output

Writing DNA

Style Comparison

Similarity

46%

Qwen Plus 0728 (thinking) uses 34.0x more emoji

Z.ai: GLM 5.1

Qwen Plus 0728 (thinking)

54%Vocabulary54%

18wSentence Length15w

0.31Hedging0.36

3.6Bold7.0

2.6Lists4.6

0.00Emoji0.34

0.43Headings0.94

0.11Transitions0.09

Based on 27 + 18 text responses

Research

What we learned reading every model

Z.ai: GLM 5.1 and Qwen Plus 0728 (thinking) have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Qwen Plus 0728 (thinking) vs MiniMax M3New provider

Qwen Plus 0728 (thinking) vs GPT OSS 20BNew provider

Qwen Plus 0728 (thinking) vs Pony AlphaNew provider