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GPT-4.1 Mini vs GPT-4o (Omni)

Compare GPT-4.1 Mini and GPT-4o (Omni), both from OpenAI, in 13 community votes, gpt-4.1 mini wins 89% of head-to-head duels, context windows of 1.0M vs 128K, tested across 53 shared challenges. Updated April 2026.

Which is better, GPT-4.1 Mini or GPT-4o (Omni)?

GPT-4.1 Mini is the better choice overall, winning 89% of 13 blind community votes on Rival. GPT-4.1 Mini costs $0.4/M input tokens vs $2.5/M for GPT-4o (Omni). Context windows: 1048K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-4.1 Mini and GPT-4o (Omni)

GPT-4.1 Mini is made by openai while GPT-4o (Omni) is from openai. GPT-4.1 Mini has a 1048K token context window compared to GPT-4o (Omni)'s 128K. On pricing, GPT-4.1 Mini costs $0.4/M input tokens vs $2.5/M for GPT-4o (Omni). In community voting, In 13 community votes, GPT-4.1 Mini wins 89% of head-to-head duels.

In 13 community votes, GPT-4.1 Mini wins 89% of head-to-head duels. GPT-4.1 Mini leads in Image Generation, Reasoning, Web Design. Based on blind community voting from the Rival open dataset of 13+ human preference judgments for this pair.

Image Generation: GPT-4.1 Mini wins 100% of votes
Reasoning: GPT-4.1 Mini wins 100% of votes
Web Design: GPT-4.1 Mini wins 100% of votes
Our Verdict
GPT-4.1 Mini
GPT-4.1 MiniWinner
GPT-4o (Omni)
GPT-4o (Omni)Runner-up

Pick GPT-4.1 Mini. In 13 blind votes, GPT-4.1 Mini wins 89% of the time. That's not luck.

GPT-4.1 Mini particularly excels in Image Generation, Reasoning, Web Design. GPT-4.1 Mini is 6.3x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
100%

GPT-4o (Omni) uses 2.5x more emoji

GPT-4.1 Mini
GPT-4o (Omni)
59%Vocabulary54%
19wSentence Length18w
0.46Hedging0.72
4.7Bold7.3
4.9Lists5.6
0.00Emoji0.03
0.76Headings1.40
0.17Transitions0.26
Based on 23 + 24 text responses
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GPT-4.1 MiniGPT-4o (Omni)

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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