What is the difference between Llama 3.1 405B and Qwen3 30B A3B?

Llama 3.1 405B is developed by Meta AI while Qwen3 30B A3B is developed by Qwen. Llama 3.1 405B has a 128K token context window vs Qwen3 30B A3B's 41K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Llama 3.1 405B or Qwen3 30B A3B?

It depends on your use case. Llama 3.1 405B and Qwen3 30B A3B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Llama 3.1 405B cost compared to Qwen3 30B A3B?

Llama 3.1 405B costs $2.7/M input tokens and Qwen3 30B A3B costs $0/M input tokens. Qwen3 30B A3B is $2.70/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 Llama 3.1 405B and Qwen3 30B A3B on Rival?

This page shows a side-by-side comparison of Llama 3.1 405B and Qwen3 30B A3B 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 Llama 3.1 405B and Qwen3 30B A3B?

Llama 3.1 405B is developed by Meta AI while Qwen3 30B A3B is developed by Qwen. Llama 3.1 405B has a 128K token context window vs Qwen3 30B A3B's 41K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Llama 3.1 405B or Qwen3 30B A3B?

It depends on your use case. Llama 3.1 405B and Qwen3 30B A3B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Llama 3.1 405B cost compared to Qwen3 30B A3B?

Llama 3.1 405B costs $2.7/M input tokens and Qwen3 30B A3B costs $0/M input tokens. Qwen3 30B A3B is $2.70/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 Llama 3.1 405B and Qwen3 30B A3B on Rival?

This page shows a side-by-side comparison of Llama 3.1 405B and Qwen3 30B A3B 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.

Llama 3.1 405B vs Qwen3 30B A3B: Which Is Better?

Rival

Updated Apr 2025

Our Verdict

Llama 3.1 405B

Qwen3 30B A3BRunner-up

No community votes yet. On paper, Llama 3.1 405B has the edge — bigger model tier, bigger context window, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

Llama 3.1 405B

Input

$2.70

Output

$3.10

Qwen3 30B A3B

Input

$0.000

Output

$0.000

Writing DNA

Style Comparison

Similarity

40%

Qwen3 30B A3B uses 755.6x more bold

Llama 3.1 405B

Qwen3 30B A3B

56%Vocabulary60%

15wSentence Length11w

0.41Hedging0.24

0.0Bold7.6

1.9Lists4.6

0.03Emoji0.36

0.00Headings0.00

0.16Transitions0.06

Based on 5 + 4 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Qwen3 30B A3B vs MiniMax M3New provider

Qwen3 30B A3B vs Grok 3New provider

Qwen3 30B A3B vs OpenAI o3New provider

Rival

Updated Apr 2025

Our Verdict

Llama 3.1 405B

Qwen3 30B A3BRunner-up

No community votes yet. On paper, Llama 3.1 405B has the edge — bigger model tier, bigger context window, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

Llama 3.1 405B

Input

$2.70

Output

$3.10

Qwen3 30B A3B

Input

$0.000

Output

$0.000

Writing DNA

Style Comparison

Similarity

40%

Qwen3 30B A3B uses 755.6x more bold

Llama 3.1 405B

Qwen3 30B A3B

56%Vocabulary60%

15wSentence Length11w

0.41Hedging0.24

0.0Bold7.6

1.9Lists4.6

0.03Emoji0.36

0.00Headings0.00

0.16Transitions0.06

Based on 5 + 4 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Qwen3 30B A3B vs MiniMax M3New provider

Qwen3 30B A3B vs Grok 3New provider

Qwen3 30B A3B vs OpenAI o3New provider

Rival