head to head
Neither is simply harder - they are hard in different places. Goose Goose Duck demands more reads; Spy vs Spy demands more execution.

Reads · Pure Mind Games
A social deduction party game where identifying adaptive liars amid chaos is the core test.

Reads · Pure Mind Games
A split-screen trap duel testing prediction of where your human rival hid the bombs.
Goose Goose Duck leans Reads (Pure Mind Games); Spy vs Spy leans Reads (Pure Mind Games).
Spy vs Spy leans clearly harder on execution.
Goose Goose Duck
Movement tasks require no meaningful physical skill
Spy vs Spy
Simple movement and item fiddling under time pressure
Goose Goose Duck leans clearly harder on reads.
Goose Goose Duck
Reading and deceiving human imposters is the entire game
Spy vs Spy
Guessing where the rival spy laid traps is the core duel
Spy vs Spy leans a little harder on variance, though the gap is small.
Goose Goose Duck
Role distribution and map variation create run-level variety
Spy vs Spy
Item locations are hidden information each round
Spy vs Spy leans clearly harder on optimization.
Goose Goose Duck
Limited solvable systems beyond the human-prediction layer
Spy vs Spy
Trap-and-counter knowledge forms a learnable layer
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.