GPT-4 vs GPT-4o mini

Compare GPT-4 and GPT-4o mini, both from OpenAI, context windows of 8K vs 128K, tested across 20 shared challenges. Updated April 2026.

Which is better, GPT-4 or GPT-4o mini?

GPT-4 and GPT-4o mini are both competitive models. GPT-4 costs $30/M input tokens vs $0.15/M for GPT-4o mini. Context windows: 8K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-4 and GPT-4o mini

GPT-4 is made by openai while GPT-4o mini is from openai. GPT-4 has a 8K token context window compared to GPT-4o mini's 128K. On pricing, GPT-4 costs $30/M input tokens vs $0.15/M for GPT-4o mini.

Our Verdict
GPT-4
GPT-4
GPT-4o mini
GPT-4o mini

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

GPT-4o mini is 100x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
98%

GPT-4o mini uses 103.1x more headings

GPT-4
GPT-4o mini
59%Vocabulary54%
18wSentence Length18w
1.10Hedging0.84
0.8Bold3.8
2.5Lists3.3
0.00Emoji0.00
0.00Headings1.03
0.45Transitions0.23
Based on 15 + 22 text responses
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GPT-4GPT-4o mini

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