Model Comparison

Gemini 4 Carbon vs Gemma 4 26b A4b

Gemini 4 Carbon ranks #5 on the AI IQ leaderboard with an estimated IQ of 139, while Gemma 4 26b A4b ranks #131 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.

Gemini 4 Carbon profile →Gemma 4 26b A4b profile →

First model Second model

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 CarbonGoogle	Gemma 4 26b A4bGoogle
Rank	#5	#131
IQ	139	99
Abstract Reasoning	120	86
Mathematical Reasoning	145	92
Academic Reasoning	136	112
Programmatic Reasoning	153	97
Computer Use	155	98
Reliability	135	110
Knowledge Work	130	100
Emotional Reasoning	—	108
Effective Cost / 1M Tokens	—	$0.14
Sticker Price / 1M I/O Tokens	—	$0.47
Speed	—	94 tok/s
Context Window	—	256K
Released	2026-10-28	2026-04-02
Open Weights	No	Yes

More comparisons