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Claude Sonnet 3.6 (2022-10-22) vs Gemini 2.5 Pro Preview 06-05

Compare Claude Sonnet 3.6 (2022-10-22) by Anthropic against Gemini 2.5 Pro Preview 06-05 by Google AI, in 1 community votes, gemini 2.5 pro preview 06-05 wins 100% of head-to-head duels, context windows of 200K vs 1.0M, tested across 38 shared challenges. Updated April 2026.

Which is better, Claude Sonnet 3.6 (2022-10-22) or Gemini 2.5 Pro Preview 06-05?

Gemini 2.5 Pro Preview 06-05 is the better choice overall, winning 100% of 1 blind community votes on Rival. Claude Sonnet 3.6 (2022-10-22) costs $3/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05. Context windows: 200K vs 1049K tokens. Compare their real outputs side by side below.

Key Differences Between Claude Sonnet 3.6 (2022-10-22) and Gemini 2.5 Pro Preview 06-05

Claude Sonnet 3.6 (2022-10-22) is made by anthropic while Gemini 2.5 Pro Preview 06-05 is from google. Claude Sonnet 3.6 (2022-10-22) has a 200K token context window compared to Gemini 2.5 Pro Preview 06-05's 1049K. On pricing, Claude Sonnet 3.6 (2022-10-22) costs $3/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05. In community voting, In 1 community votes, Gemini 2.5 Pro Preview 06-05 wins 100% of head-to-head duels.

In 1 community votes, Gemini 2.5 Pro Preview 06-05 wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 1+ human preference judgments for this pair.

Our Verdict
Gemini 2.5 Pro Preview 06-05
Gemini 2.5 Pro Preview 06-05Winner
Claude Sonnet 3.6 (2022-10-22)
Claude Sonnet 3.6 (2022-10-22)Runner-up

Pick Gemini 2.5 Pro Preview 06-05. In 1 blind votes, Gemini 2.5 Pro Preview 06-05 wins 100% of the time. That's not luck.

Clear winner
Writing DNA

Style Comparison

Similarity
91%

Gemini 2.5 Pro Preview 06-05 uses 17.5x more headings

Claude Sonnet 3.6 (2022-10-22)
Gemini 2.5 Pro Preview 06-05
66%Vocabulary51%
74wSentence Length15w
0.72Hedging0.31
0.3Bold4.8
8.9Lists4.1
0.00Emoji0.00
0.06Headings0.98
0.09Transitions0.05
Based on 21 + 20 text responses
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Claude Sonnet 3.6 (2022-10-22)Gemini 2.5 Pro Preview 06-05

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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