Gemini 3 Pro Preview vs GPT-5
Compare Gemini 3 Pro Preview by Google AI against GPT-5 by OpenAI, tested across 50 shared challenges. Updated May 2026.
Which is better, Gemini 3 Pro Preview or GPT-5?
Gemini 3 Pro Preview and GPT-5 are both competitive models. Compare their real outputs side by side below.
Key Differences Between Gemini 3 Pro Preview and GPT-5
Gemini 3 Pro Preview is made by google while GPT-5 is from openai.
API pricing
Per 1M tokens
Gemini 3 Pro Preview
Input
—
Output
—
GPT-5
Input
$1.25
Output
$10.00
Our Verdict
Gemini 3 Pro Preview
GPT-5
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
Writing DNA
Style Comparison
Similarity
40%
Gemini 3 Pro Preview uses 40.7x more bold
Gemini 3 Pro Preview
GPT-5
58%Vocabulary65%
17wSentence Length13w
0.37Hedging0.20
7.7Bold0.2
4.8Lists4.6
0.00Emoji0.00
0.90Headings0.16
0.25Transitions0.03
Based on 23 + 16 text responses
FAQ
