Grok 4.1 Fast vs Kimi K2.5

Compare Grok 4.1 Fast by xAI against Kimi K2.5 by Moonshot AI, in 5 community votes, kimi k2.5 wins 80% of head-to-head duels, tested across 42 shared challenges. Updated February 2026.

In 5 community votes, Kimi K2.5 wins 80% of head-to-head duels. Kimi K2.5 leads in Web Design, Image Generation. Based on blind community voting from the RIVAL open dataset of 5+ human preference judgments for this pair.

Web Design: Kimi K2.5 wins 67% of votes
Image Generation: Kimi K2.5 wins 100% of votes
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