Mistral Devstral Small 1.1 vs Google: Gemini 2.5 Flash Preview 09-2025
Compare Mistral Devstral Small 1.1 by Mistral AI against Google: Gemini 2.5 Flash Preview 09-2025 by Google AI, tested across 51 shared challenges.
Our Verdict
Google: Gemini 2.5 Flash Preview 09-2025
Mistral Devstral Small 1.1Runner-up
No community votes yet. On paper, Google: Gemini 2.5 Flash Preview 09-2025 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Devstral Small 1.1 is 8.3x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Mistral Devstral Small 1.1
Input
$0.10
3.0× cheaper
Output
$0.30
8.3× cheaper
Google: Gemini 2.5 Flash Preview 09-2025
Input
$0.30
Output
$2.50
Mistral Devstral Small 1.1 is cheaper on both — 3.0× input, 8.3× output
Writing DNA
Style Comparison
Similarity
64%
Google: Gemini 2.5 Flash Preview 09-2025 uses 13.5x more emoji
Mistral Devstral Small 1.1
Google: Gemini 2.5 Flash Preview 09-2025
50%Vocabulary53%
17wSentence Length19w
0.56Hedging0.30
4.3Bold5.8
5.7Lists3.1
0.00Emoji0.14
0.05Headings0.93
0.34Transitions0.22
Based on 21 + 22 text responses
Research
What we learned reading every model
FAQ
