Gemini 2.5 Pro Preview 06-05 vs Gemini 3.1 Pro Preview
Compare Gemini 2.5 Pro Preview 06-05 and Gemini 3.1 Pro Preview, both from Google AI, context windows of 1.0M vs 1.0M, tested across 44 shared challenges.
Our Verdict
Gemini 2.5 Pro Preview 06-05
Gemini 3.1 Pro Preview
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
API pricing
Cost per 1M tokens
Gemini 2.5 Pro Preview 06-05
Input
$1.25
1.6× cheaper
Output
$10.00
1.2× cheaper
Gemini 3.1 Pro Preview
Input
$2.00
Output
$12.00
Gemini 2.5 Pro Preview 06-05 is cheaper on both — 1.6× input, 1.2× output
Writing DNA
Style Comparison
Similarity
68%
Gemini 3.1 Pro Preview uses 2.8x more transitions
Gemini 2.5 Pro Preview 06-05
Gemini 3.1 Pro Preview
51%Vocabulary54%
15wSentence Length18w
0.31Hedging0.29
4.8Bold4.9
4.1Lists3.3
0.00Emoji0.00
0.98Headings0.72
0.05Transitions0.14
Based on 20 + 23 text responses
Research
What we learned reading every model
FAQ
