Gemini 2.5 Pro Preview 06-05 vs OpenAI o4-mini
Compare Gemini 2.5 Pro Preview 06-05 by Google AI against OpenAI o4-mini by OpenAI, tested across 44 shared challenges.
Our Verdict
Gemini 2.5 Pro Preview 06-05
OpenAI o4-miniRunner-up
No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, newer, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Pro Preview 06-05
Input
$1.25
Output
$10.00
OpenAI o4-mini
Input
$1.10
1.1× cheaper
Output
$4.40
2.3× cheaper
OpenAI o4-mini is cheaper on both — 1.1× input, 2.3× output
Writing DNA
Style Comparison
Similarity
40%
Gemini 2.5 Pro Preview 06-05 uses 482.5x more bold
Gemini 2.5 Pro Preview 06-05
OpenAI o4-mini
51%Vocabulary73%
15wSentence Length15w
0.31Hedging0.18
4.8Bold0.0
4.1Lists2.1
0.00Emoji0.00
0.98Headings0.00
0.05Transitions0.02
Based on 20 + 10 text responses
Research
What we learned reading every model
FAQ
