head to head
Guilty as Sock! asks more than Garry's Mod, and the gap is reads.

Reads · Light / Casual
Source-engine sandbox whose community modes range from building to social deduction.

Reads · Pure Mind Games
An online party game about improvising arguments to persuade human judges.
Garry's Mod leans Reads (Light / Casual); Guilty as Sock! leans Reads (Pure Mind Games).
Garry's Mod leans a little harder on execution, though the gap is small.
Garry's Mod
Varies by mode; base sandbox is undemanding
Guilty as Sock!
No twitch input; it's a talking party game
Guilty as Sock! leans clearly harder on reads.
Garry's Mod
Social deduction modes like TTT involve humans
Guilty as Sock!
Persuading human players and judges is the core
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Garry's Mod
Hidden roles and player chaos in popular modes
Guilty as Sock!
Absurd evidence cards add hidden, random elements
Garry's Mod leans a little harder on optimization, though the gap is small.
Garry's Mod
Contraption building rewards systems knowledge
Guilty as Sock!
Little system to solve beyond rhetoric and bluffing
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.