Gemini 2.5 Flash Preview 05-20 (thinking) vs Gemini 2.5 Flash Preview (thinking)

Compare Gemini 2.5 Flash Preview 05-20 (thinking) and Gemini 2.5 Flash Preview (thinking), both from Google AI, in 3 community votes, gemini 2.5 flash preview 05-20 (thinking) wins 100% of head-to-head duels, context windows of 1.0M vs 1.0M, tested across 9 shared challenges. Updated February 2026.

In 3 community votes, Gemini 2.5 Flash Preview 05-20 (thinking) wins 100% of head-to-head duels. Gemini 2.5 Flash Preview 05-20 (thinking) leads in Image Generation. Based on blind community voting from the RIVAL open dataset of 3+ human preference judgments for this pair.

Image Generation: Gemini 2.5 Flash Preview 05-20 (thinking) wins 100% of votes
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