Mistral Devstral Medium vs Gemini 2.5 Flash Preview

Compare Mistral Devstral Medium by Mistral AI against Gemini 2.5 Flash Preview by Google AI, tested across 27 shared challenges. Updated April 2026.

Which is better, Mistral Devstral Medium or Gemini 2.5 Flash Preview?

Mistral Devstral Medium and Gemini 2.5 Flash Preview are both competitive models. Mistral Devstral Medium costs $0.4/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview. Compare their real outputs side by side below.

Key Differences Between Mistral Devstral Medium and Gemini 2.5 Flash Preview

Mistral Devstral Medium is made by mistral while Gemini 2.5 Flash Preview is from google. On pricing, Mistral Devstral Medium costs $0.4/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview.

Our Verdict
Mistral Devstral Medium
Mistral Devstral Medium
Gemini 2.5 Flash Preview
Gemini 2.5 Flash Preview

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

Gemini 2.5 Flash Preview is 3.3x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
88%

Mistral Devstral Medium uses 2.2x more headings

Mistral Devstral Medium
Gemini 2.5 Flash Preview
50%Vocabulary51%
17wSentence Length15w
0.56Hedging0.70
4.5Bold4.1
5.3Lists3.3
0.00Emoji0.00
0.19Headings0.09
0.32Transitions0.24
Based on 21 + 12 text responses
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Mistral Devstral MediumGemini 2.5 Flash Preview

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