Llama 3.1 70B (Instruct) vs Mistral Large 2

Compare Llama 3.1 70B (Instruct) by Meta AI against Mistral Large 2 by Mistral AI, in 1 community votes, mistral large 2 wins 100% of head-to-head duels, context windows of 128K vs 128K, tested across 13 shared challenges. Updated April 2026.

Which is better, Llama 3.1 70B (Instruct) or Mistral Large 2?

Mistral Large 2 is the better choice overall, winning 100% of 1 blind community votes on Rival. Llama 3.1 70B (Instruct) costs $0.59/M input tokens vs $8/M for Mistral Large 2. Context windows: 128K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Llama 3.1 70B (Instruct) and Mistral Large 2

Llama 3.1 70B (Instruct) is made by meta while Mistral Large 2 is from mistral. Llama 3.1 70B (Instruct) has a 128K token context window compared to Mistral Large 2's 128K. On pricing, Llama 3.1 70B (Instruct) costs $0.59/M input tokens vs $8/M for Mistral Large 2. In community voting, In 1 community votes, Mistral Large 2 wins 100% of head-to-head duels.

In 1 community votes, Mistral Large 2 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
Mistral Large 2
Mistral Large 2Winner
Llama 3.1 70B (Instruct)
Llama 3.1 70B (Instruct)Runner-up

Pick Mistral Large 2. In 1 blind votes, Mistral Large 2 wins 100% of the time. That's not luck.

Llama 3.1 70B (Instruct) is 30x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
84%

Mistral Large 2 uses 79.6x more emoji

Llama 3.1 70B (Instruct)
Mistral Large 2
51%Vocabulary43%
18wSentence Length21w
0.46Hedging0.39
3.4Bold14.4
5.6Lists7.4
0.00Emoji0.80
0.00Headings1.41
0.06Transitions0.01
Based on 15 + 10 text responses
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Llama 3.1 70B (Instruct)Mistral Large 2

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