Claude Sonnet 4.5 vs Gemini 2.5 Pro Experimental

Compare Claude Sonnet 4.5 by Anthropic against Gemini 2.5 Pro Experimental by Google AI, in 11 community votes, gemini 2.5 pro experimental wins 67% of head-to-head duels, context windows of 200K vs 1.0M, tested across 36 shared challenges. Updated February 2026.

In 11 community votes, Gemini 2.5 Pro Experimental wins 67% of head-to-head duels. Gemini 2.5 Pro Experimental leads in Web Design, Image Generation. Based on blind community voting from the RIVAL open dataset of 11+ human preference judgments for this pair.

Web Design: Gemini 2.5 Pro Experimental wins 67% of votes
Image Generation: Gemini 2.5 Pro Experimental wins 67% of votes
Reasoning: Claude Sonnet 4.5 and Gemini 2.5 Pro Experimental are tied
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