GPT-4 vs GPT-5 Mini

Compare GPT-4 and GPT-5 Mini, both from OpenAI, in 3 community votes, gpt-5 mini wins 100% of head-to-head duels, tested across 21 shared challenges. Updated April 2026.

Which is better, GPT-4 or GPT-5 Mini?

GPT-5 Mini is the better choice overall, winning 100% of 3 blind community votes on Rival. GPT-4 costs $30/M input tokens vs $0.25/M for GPT-5 Mini. Compare their real outputs side by side below.

Key Differences Between GPT-4 and GPT-5 Mini

GPT-4 is made by openai while GPT-5 Mini is from openai. On pricing, GPT-4 costs $30/M input tokens vs $0.25/M for GPT-5 Mini. In community voting, In 3 community votes, GPT-5 Mini wins 100% of head-to-head duels.

In 3 community votes, GPT-5 Mini wins 100% of head-to-head duels. GPT-5 Mini leads in Image Generation. Based on blind community voting from the Rival open dataset of 3+ human preference judgments for this pair.

Image Generation: GPT-5 Mini wins 100% of votes
Our Verdict
GPT-5 Mini
GPT-5 MiniWinner
GPT-4
GPT-4Runner-up

Pick GPT-5 Mini. In 3 blind votes, GPT-5 Mini wins 100% of the time. That's not luck.

GPT-5 Mini particularly excels in Image Generation. GPT-5 Mini is 30x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
86%

GPT-4 uses 82.3x more bold

GPT-4
GPT-5 Mini
59%Vocabulary62%
18wSentence Length21w
1.10Hedging0.16
0.8Bold0.0
2.5Lists3.4
0.00Emoji0.00
0.00Headings0.00
0.45Transitions0.05
Based on 15 + 15 text responses
vs

Ask them anything yourself

GPT-4GPT-5 Mini

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
Free preview13 of 58 slides
FAQ

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