Gemini 2.5 Pro Experimental vs OpenAI o3

Compare Gemini 2.5 Pro Experimental by Google AI against OpenAI o3 by OpenAI, in 174 community votes, gemini 2.5 pro experimental wins 77% of head-to-head duels, tested across 42 shared challenges. Updated February 2026.

In 174 community votes, Gemini 2.5 Pro Experimental wins 77% of head-to-head duels. Gemini 2.5 Pro Experimental leads in Web Design, Image Generation, Reasoning. Based on blind community voting from the Rival open dataset of 174+ human preference judgments for this pair.