head to head
Neither is simply harder - they are hard in different places. Portal demands more execution; Your Turn To Die: Death Game By Majority demands more variance.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.

Optimization · Pure Optimization
A free-to-play death game where navigating majority-vote executions tests deduction and alliance reasoning.
Portal leans Optimization (Pure Optimization); Your Turn To Die: Death Game By Majority leans Optimization (Pure Optimization).
Portal leans clearly harder on execution.
Portal
Portal placement timing modest.
Your Turn To Die: Death Game By Majority
RPG Maker exploration and choices; no timing demands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Portal
No adversary modeling player.
Your Turn To Die: Death Game By Majority
Voting outcomes are scripted per route, not adaptive
Your Turn To Die: Death Game By Majority leans clearly harder on variance.
Portal
Deterministic chambers; no randomness.
Your Turn To Die: Death Game By Majority
Hidden character alliances and voting rules create uncertainty
Portal leans clearly harder on optimization.
Portal
Pure puzzle-solving optimization.
Your Turn To Die: Death Game By Majority
Routing correct ally choices and vote structures to survive each majority vote
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.