What is the difference between GPT Image 2.5 Sunburst and Midjourney v1?

GPT Image 2.5 Sunburst is developed by OpenAI while Midjourney v1 is developed by Midjourney. You can compare their actual outputs across 3 challenges on Rival to see how they differ in practice.

Which is better, GPT Image 2.5 Sunburst or Midjourney v1?

It depends on your use case. GPT Image 2.5 Sunburst and Midjourney v1 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 3 challenges so you can judge which fits your needs best.

How can I compare GPT Image 2.5 Sunburst and Midjourney v1 on Rival?

This page shows a side-by-side comparison of GPT Image 2.5 Sunburst and Midjourney v1 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Sep 2026

GPT Image 2.5 SunburstvsMidjourney v1

GPT Image 2.5 Sunburst is the newer model, released after Midjourney v1.

GPT Image 2.5 Sunburst and Midjourney v1 compared across 3 shared prompts
Spec	GPT Image 2.5 Sunburst	Midjourney v1
Input price	$5/M tokens	—
Output price	$30/M tokens	—
Parameters	Not disclosed	Not disclosed
Weights	Closed	—
Free API (OpenRouter)	No	—
Released	Sep 2026	Feb 2022