GPT Image 1.5 (Medium)
GPT Image 1.5 (Medium) vs Stable Diffusion XL
Compare GPT Image 1.5 (Medium) by OpenAI against Stable Diffusion XL by Stability AI, in 2 community votes, gpt image 1.5 (medium) and stable diffusion xl are closely matched, tested across 17 shared challenges. Updated April 2026.
Which is better, GPT Image 1.5 (Medium) or Stable Diffusion XL?
GPT Image 1.5 (Medium) and Stable Diffusion XL are closely matched based on 2 community votes. Compare their real outputs side by side below.
Key Differences Between GPT Image 1.5 (Medium) and Stable Diffusion XL
GPT Image 1.5 (Medium) is made by openai while Stable Diffusion XL is from stability. In community voting, In 2 community votes, GPT Image 1.5 (Medium) and Stable Diffusion XL are closely matched.
In 2 community votes, GPT Image 1.5 (Medium) and Stable Diffusion XL are closely matched. GPT Image 1.5 (Medium) and Stable Diffusion XL perform similarly across challenge categories. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Image Generation: GPT Image 1.5 (Medium) and Stable Diffusion XL are tied
Our Verdict
GPT Image 1.5 (Medium)Winner
Stable Diffusion XLRunner-up
Votes are tied. GPT Image 1.5 (Medium) is newer and likely incorporates more recent improvements.
Too close to call
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