Kimi K2 vs Gemini 2.5 Flash Preview (thinking)

Compare Kimi K2 by Moonshot AI against Gemini 2.5 Flash Preview (thinking) by Google AI, in 18 community votes, kimi k2 wins 56% of head-to-head duels, tested across 13 shared challenges. Updated February 2026.

In 18 community votes, Kimi K2 wins 56% of head-to-head duels. Kimi K2 leads in Analysis, Conversation, while Gemini 2.5 Flash Preview (thinking) leads in Image Generation. Based on blind community voting from the RIVAL open dataset of 18+ human preference judgments for this pair.

Web Design: Kimi K2 and Gemini 2.5 Flash Preview (thinking) are tied
Image Generation: Gemini 2.5 Flash Preview (thinking) wins 100% of votes
Analysis: Kimi K2 wins 100% of votes
Conversation: Kimi K2 wins 100% of votes
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