Llama 3.1 405B vs Llama 4 Maverick

Compare Llama 3.1 405B and Llama 4 Maverick, both from Meta AI, in 1 community votes, llama 4 maverick wins 100% of head-to-head duels, context windows of 128K vs 1.0M, tested across 7 shared challenges. Updated April 2026.

Which is better, Llama 3.1 405B or Llama 4 Maverick?

Llama 4 Maverick is the better choice overall, winning 100% of 1 blind community votes on Rival. Llama 3.1 405B costs $2.7/M input tokens vs $1.5/M for Llama 4 Maverick. Context windows: 128K vs 1000K tokens. Compare their real outputs side by side below.

Key Differences Between Llama 3.1 405B and Llama 4 Maverick

Llama 3.1 405B is made by meta while Llama 4 Maverick is from meta. Llama 3.1 405B has a 128K token context window compared to Llama 4 Maverick's 1000K. On pricing, Llama 3.1 405B costs $2.7/M input tokens vs $1.5/M for Llama 4 Maverick. In community voting, In 1 community votes, Llama 4 Maverick wins 100% of head-to-head duels.

In 1 community votes, Llama 4 Maverick 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
Llama 4 Maverick
Llama 4 MaverickWinner
Llama 3.1 405B
Llama 3.1 405BRunner-up

Pick Llama 4 Maverick. In 1 blind votes, Llama 4 Maverick wins 100% of the time. That's not luck.

Clear winner
Writing DNA

Style Comparison

Similarity
42%

Llama 4 Maverick uses 370.1x more bold

Llama 3.1 405B
Llama 4 Maverick
56%Vocabulary42%
15wSentence Length24w
0.41Hedging0.76
0.0Bold3.7
1.9Lists6.3
0.03Emoji0.00
0.00Headings0.74
0.16Transitions0.11
Based on 5 + 12 text responses
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Llama 3.1 405BLlama 4 Maverick

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