Model Comparison

Gemini 4 Carbon vs Grok 4

Gemini 4 Carbon ranks #5 on the AI IQ leaderboard with an estimated IQ of 139, while Grok 4 ranks #132 on the AI IQ leaderboard with an estimated IQ of 99. 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 4 CarbonGoogleGrok 4xAI
Rank#5#132
IQ13999
Abstract Reasoning12087
Mathematical Reasoning145103
Academic Reasoning136118
Programmatic Reasoning153110
Computer Use15575
Reliability135112
Knowledge Work13090
Emotional Reasoning—99
Effective Cost / 1M Tokens—$34.90
Sticker Price / 1M I/O Tokens—$18.00
Speed—78 tok/s
Context Window——
Released2026-10-282025-07-09
Open WeightsNoNo