Claude Sonnet 4 vs Gemini 2.5 Pro Preview 06-05
Compare Claude Sonnet 4 by Anthropic against Gemini 2.5 Pro Preview 06-05 by Google AI, in 75 community votes, gemini 2.5 pro preview 06-05 wins 57% of head-to-head duels, context windows of 200K vs 1.0M, tested across 44 shared challenges.
Web Design: Gemini 2.5 Pro Preview 06-05 wins 61% of votes
Image Generation: Claude Sonnet 4 and Gemini 2.5 Pro Preview 06-05 are tied
Analysis: Gemini 2.5 Pro Preview 06-05 wins 75% of votes
Reasoning: Claude Sonnet 4 and Gemini 2.5 Pro Preview 06-05 are tied
Our Verdict
Gemini 2.5 Pro Preview 06-05Winner
Claude Sonnet 4Runner-up
Gemini 2.5 Pro Preview 06-05 has the edge overall. In 75 blind votes, Gemini 2.5 Pro Preview 06-05 wins 57% of the time.
Gemini 2.5 Pro Preview 06-05 particularly excels in Analysis, Web Design.
Slight edge
API pricing
Cost per 1M tokens
Claude Sonnet 4
Input
$3.00
Output
$15.00
Gemini 2.5 Pro Preview 06-05
Input
$1.25
2.4× cheaper
Output
$10.00
1.5× cheaper
Gemini 2.5 Pro Preview 06-05 is cheaper on both — 2.4× input, 1.5× output
Writing DNA
Style Comparison
Similarity
44%
Claude Sonnet 4 uses 87.9x more emoji
Claude Sonnet 4
Gemini 2.5 Pro Preview 06-05
62%Vocabulary51%
111wSentence Length15w
0.40Hedging0.31
5.0Bold4.8
9.3Lists4.1
0.88Emoji0.00
2.16Headings0.98
0.33Transitions0.05
Based on 17 + 20 text responses
Research
What we learned reading every model
FAQ
