Gemini 2.5 Pro Preview 06-05 vs Gemini Pro 1.0
Compare Gemini 2.5 Pro Preview 06-05 and Gemini Pro 1.0, both from Google AI, context windows of 1.0M vs 33K, tested across 20 shared challenges.
Our Verdict
Gemini 2.5 Pro Preview 06-05
Gemini Pro 1.0Runner-up
No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, newer, bigger context window.
Gemini Pro 1.0 is 6.7x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Gemini 2.5 Pro Preview 06-05
Input
$1.25
Output
$10.00
Gemini Pro 1.0
Input
$0.50
2.5× cheaper
Output
$1.50
6.7× cheaper
Gemini Pro 1.0 is cheaper on both — 2.5× input, 6.7× output
Writing DNA
Style Comparison
Similarity
52%
Gemini Pro 1.0 uses 7.5x more transitions
Gemini 2.5 Pro Preview 06-05
Gemini Pro 1.0
51%Vocabulary61%
15wSentence Length13w
0.31Hedging0.41
4.8Bold5.3
4.1Lists5.4
0.00Emoji0.00
0.98Headings0.46
0.05Transitions0.38
Based on 20 + 13 text responses
Research
What we learned reading every model
FAQ
