Gemini 2.5 Pro Experimental vs GPT-4
Compare Gemini 2.5 Pro Experimental by Google AI against GPT-4 by OpenAI, context windows of 1.0M vs 8K, tested across 25 shared challenges.
Our Verdict
Gemini 2.5 Pro Experimental
GPT-4Runner-up
No community votes yet. On paper, Gemini 2.5 Pro Experimental has the edge — newer, bigger context window.
Gemini 2.5 Pro Experimental is 30x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Pro Experimental
Input
$1.00
30× cheaper
Output
$2.00
30× cheaper
GPT-4
Input
$30.00
Output
$60.00
Gemini 2.5 Pro Experimental is cheaper on both — 30× input, 30× output
Writing DNA
Style Comparison
Similarity
51%
Gemini 2.5 Pro Experimental uses 39.0x more headings
Gemini 2.5 Pro Experimental
GPT-4
54%Vocabulary59%
15wSentence Length18w
0.35Hedging1.10
5.6Bold0.8
3.9Lists2.5
0.00Emoji0.00
0.39Headings0.00
0.17Transitions0.45
Based on 18 + 15 text responses
Research
What we learned reading every model
FAQ
