GPT Image 1.5 (Medium) vs Midjourney v5

Compare GPT Image 1.5 (Medium) by OpenAI against Midjourney v5 by Midjourney, in 1 community votes, gpt image 1.5 (medium) and midjourney v5 are closely matched, tested across 3 shared challenges. Updated April 2026.

Which is better, GPT Image 1.5 (Medium) or Midjourney v5?

GPT Image 1.5 (Medium) and Midjourney v5 are closely matched based on 1 community votes. Compare their real outputs side by side below.

Key Differences Between GPT Image 1.5 (Medium) and Midjourney v5

GPT Image 1.5 (Medium) is made by openai while Midjourney v5 is from midjourney. In community voting, In 1 community votes, GPT Image 1.5 (Medium) and Midjourney v5 are closely matched.

In 1 community votes, GPT Image 1.5 (Medium) and Midjourney v5 are closely matched. Based on blind community voting from the Rival open dataset of 1+ human preference judgments for this pair.

Our Verdict
GPT Image 1.5 (Medium)
GPT Image 1.5 (Medium)Winner
Midjourney v5
Midjourney v5Runner-up

Votes are tied. GPT Image 1.5 (Medium) is newer and likely incorporates more recent improvements.

Too close to call
vs

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GPT Image 1.5 (Medium)Midjourney v5

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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