GPT-4 vs Mistral Devstral Small 1.1

Compare GPT-4 by OpenAI against Mistral Devstral Small 1.1 by Mistral AI, in 2 community votes, mistral devstral small 1.1 wins 100% of head-to-head duels, tested across 21 shared challenges. Updated April 2026.

Which is better, GPT-4 or Mistral Devstral Small 1.1?

Mistral Devstral Small 1.1 is the better choice overall, winning 100% of 2 blind community votes on Rival. GPT-4 costs $30/M input tokens vs $0.1/M for Mistral Devstral Small 1.1. Compare their real outputs side by side below.

Key Differences Between GPT-4 and Mistral Devstral Small 1.1

GPT-4 is made by openai while Mistral Devstral Small 1.1 is from mistral. On pricing, GPT-4 costs $30/M input tokens vs $0.1/M for Mistral Devstral Small 1.1. In community voting, In 2 community votes, Mistral Devstral Small 1.1 wins 100% of head-to-head duels.

In 2 community votes, Mistral Devstral Small 1.1 wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.

Our Verdict
Mistral Devstral Small 1.1
Mistral Devstral Small 1.1Winner
GPT-4
GPT-4Runner-up

Pick Mistral Devstral Small 1.1. In 2 blind votes, Mistral Devstral Small 1.1 wins 100% of the time. That's not luck.

Mistral Devstral Small 1.1 is 200x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
99%

Mistral Devstral Small 1.1 uses 4.8x more headings

GPT-4
Mistral Devstral Small 1.1
59%Vocabulary50%
18wSentence Length17w
1.10Hedging0.56
0.8Bold4.3
2.5Lists5.7
0.00Emoji0.00
0.00Headings0.05
0.45Transitions0.34
Based on 15 + 21 text responses
vs

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GPT-4Mistral Devstral Small 1.1
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