Claude 3.7 Sonnet vs Gemini 2.5 Flash Preview
Compare Claude 3.7 Sonnet by Anthropic against Gemini 2.5 Flash Preview by Google AI, in 6 community votes, claude 3.7 sonnet wins 80% of head-to-head duels, context windows of 200K vs 1.0M, tested across 27 shared challenges.
Web Design: Claude 3.7 Sonnet wins 67% of votes
Image Generation: Claude 3.7 Sonnet wins 100% of votes
Our Verdict
Claude 3.7 SonnetWinner
Gemini 2.5 Flash PreviewRunner-up
Pick Claude 3.7 Sonnet. In 6 blind votes, Claude 3.7 Sonnet wins 80% of the time. That's not luck.
Claude 3.7 Sonnet particularly excels in Image Generation, Web Design. Gemini 2.5 Flash Preview is 25x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Claude 3.7 Sonnet
Input
$3.00
Output
$15.00
Gemini 2.5 Flash Preview
Input
$0.15
20× cheaper
Output
$0.60
25× cheaper
Gemini 2.5 Flash Preview is cheaper on both — 20× input, 25× output
Writing DNA
Style Comparison
Similarity
49%
Claude 3.7 Sonnet uses 20.1x more headings
Claude 3.7 Sonnet
Gemini 2.5 Flash Preview
62%Vocabulary51%
35wSentence Length15w
0.99Hedging0.70
1.2Bold4.1
4.3Lists3.3
0.00Emoji0.00
1.78Headings0.09
0.23Transitions0.24
Based on 13 + 12 text responses
Research
What we learned reading every model
FAQ
