Gemini 3.1 Pro Preview vs Gemini 3.6 Flash
Compare Gemini 3.1 Pro Preview and Gemini 3.6 Flash, both from Google AI, context windows of 1.0M vs 1.0M, tested across 53 shared challenges.
Our Verdict
Gemini 3.1 Pro Preview
Gemini 3.6 Flash
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 3.1 Pro Preview
Input
$2.00
Output
$12.00
Gemini 3.6 Flash
Input
$1.50
1.3× cheaper
Output
$7.50
1.6× cheaper
Gemini 3.6 Flash is cheaper on both — 1.3× input, 1.6× output
Writing DNA
Style Comparison
Similarity
67%
Gemini 3.6 Flash uses 4.2x more emoji
Gemini 3.1 Pro Preview
Gemini 3.6 Flash
54%Vocabulary60%
18wSentence Length19w
0.29Hedging0.13
4.9Bold5.4
3.3Lists2.7
0.00Emoji0.04
0.72Headings0.99
0.14Transitions0.07
Based on 23 + 27 text responses
Research
What we learned reading every model
FAQ
