Model Comparison

Gemini 3.1 Flash Lite vs Gemini 4 Carbon

Gemini 3.1 Flash Lite ranks #102 on the AI IQ leaderboard with an estimated IQ of 104, while Gemini 4 Carbon ranks #5 on the AI IQ leaderboard with an estimated IQ of 139. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Where They Sit on the IQ Bell Curve
Both models highlighted on the standard normal IQ distribution of every tracked model
IQ Dimensions Head to Head
The seven scored Composite IQ dimensions, side by side
Domains Head to Head
Applied domain composite scores where at least one model is measured
Gemini 3.1 Flash LiteGoogleGemini 4 CarbonGoogle
Rank#102#5
IQ104139
Abstract Reasoning93120
Mathematical Reasoning105145
Academic Reasoning116136
Programmatic Reasoning92153
Computer Use108155
Reliability112135
Knowledge Work101130
Emotional Reasoning——
Effective Cost / 1M Tokens$0.43—
Sticker Price / 1M I/O Tokens$1.75—
Speed366 tok/s—
Context Window1M—
Released2026-03-032026-10-28
Open WeightsNoNo