OpenAI o4-mini
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OpenAI o4-mini vs GPT-4o (Omni)
Compare OpenAI o4-mini and GPT-4o (Omni), both from OpenAI, in 3 community votes, gpt-4o (omni) wins 67% of head-to-head duels, tested across 34 shared challenges. Updated March 2026.
Which is better, OpenAI o4-mini or GPT-4o (Omni)?
GPT-4o (Omni) is the better choice overall, winning 67% of 3 blind community votes on Rival. OpenAI o4-mini costs $1.1/M input tokens vs $2.5/M for GPT-4o (Omni). Compare their real outputs side by side below.
Key Differences Between OpenAI o4-mini and GPT-4o (Omni)
OpenAI o4-mini is made by openai while GPT-4o (Omni) is from openai. On pricing, OpenAI o4-mini costs $1.1/M input tokens vs $2.5/M for GPT-4o (Omni). In community voting, In 3 community votes, GPT-4o (Omni) wins 67% of head-to-head duels.
In 3 community votes, GPT-4o (Omni) wins 67% of head-to-head duels. Based on blind community voting from the Rival open dataset of 3+ human preference judgments for this pair.
Our Verdict
GPT-4o (Omni)Winner
OpenAI o4-miniRunner-up
Pick GPT-4o (Omni). In 3 blind votes, GPT-4o (Omni) wins 67% of the time. That's not luck.
Clear winner
Writing DNA
Style Comparison
Similarity
85%
GPT-4o (Omni) uses 734.5x more bold
OpenAI o4-mini
GPT-4o (Omni)
73%Vocabulary54%
15wSentence Length18w
0.18Hedging0.72
0.0Bold7.3
2.1Lists5.6
0.00Emoji0.03
0.00Headings1.40
0.02Transitions0.26
Based on 10 + 24 text responses
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