Google: Gemini 3.1 Flash Lite Preview vs Gemini 3.1 Pro Preview
Compare Google: Gemini 3.1 Flash Lite Preview and Gemini 3.1 Pro Preview, both from Google AI, context windows of 1.0M vs 1.0M, tested across 53 shared challenges.
Our Verdict
Gemini 3.1 Pro Preview
Google: Gemini 3.1 Flash Lite PreviewRunner-up
No community votes yet. On paper, Gemini 3.1 Pro Preview has the edge — bigger model tier.
Google: Gemini 3.1 Flash Lite Preview is 8.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Google: Gemini 3.1 Flash Lite Preview
Input
$0.25
8.0× cheaper
Output
$1.50
8.0× cheaper
Gemini 3.1 Pro Preview
Input
$2.00
Output
$12.00
Google: Gemini 3.1 Flash Lite Preview is cheaper on both — 8.0× input, 8.0× output
Writing DNA
Style Comparison
Similarity
74%
Gemini 3.1 Pro Preview uses 2.0x more transitions
Google: Gemini 3.1 Flash Lite Preview
Gemini 3.1 Pro Preview
56%Vocabulary54%
18wSentence Length18w
0.28Hedging0.29
5.4Bold4.9
3.9Lists3.3
0.00Emoji0.00
0.95Headings0.72
0.07Transitions0.14
Based on 23 + 23 text responses
Research
What we learned reading every model
FAQ
