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Model Comparison

Gemini 3.5 Flash vs GPT 5.4

Gemini 3.5 Flash ranks #47 on the AI IQ leaderboard with an estimated IQ of 120, while GPT 5.4 ranks #39 on the AI IQ leaderboard with an estimated IQ of 122. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Gemini 3.5 Flash profile →GPT 5.4 profile →
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 3.5 FlashGoogleGPT 5.4OpenAI
Rank#47#39
IQ120122
Abstract Reasoning112112
Mathematical Reasoning124128
Academic Reasoning130128
Programmatic Reasoning113125
Computer Use122122
Reliability121119
Knowledge Work123120
Emotional Reasoning95114
Effective Cost / 1M Tokens$9.07$20.47
Sticker Price / 1M I/O Tokens$10.50$17.50
Speed204 tok/s102 tok/s
Context Window1M—
Released2026-05-182026-03-05
Open WeightsNoNo
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