GPT-4.1 vs GPT-5

Compare GPT-4.1 and GPT-5, both from OpenAI, in 4 community votes, gpt-4.1 wins 75% of head-to-head duels, context windows of 1.0M vs 400K, tested across 39 shared challenges. Updated February 2026.

In 4 community votes, GPT-4.1 wins 75% of head-to-head duels. GPT-4.1 leads in Reasoning. Based on blind community voting from the RIVAL open dataset of 4+ human preference judgments for this pair.