head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is variance, and it is a single point.

Optimization · Systems & Chaos
A horror visual novel testing careful choice-mapping to avoid hidden bad endings.

Optimization · Systems & Chaos
Surveillance thriller where you decide which citizens' secrets to report to the state.
Corpse Party: Book of Shadows leans Optimization (Systems & Chaos); Orwell: Keeping an Eye on You leans Optimization (Systems & Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Corpse Party: Book of Shadows
Visual-novel navigation needs only reading
Orwell: Keeping an Eye on You
Reading and clicking documents only
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Corpse Party: Book of Shadows
No adaptive opponent in the cursed school
Orwell: Keeping an Eye on You
Story characters are scripted, not adaptive
Orwell: Keeping an Eye on You leans a little harder on variance, though the gap is small.
Corpse Party: Book of Shadows
Wrong-end triggers are hidden until discovered
Orwell: Keeping an Eye on You
Truth is hidden until you uncover contradicting datachunks
Orwell: Keeping an Eye on You leans a little harder on optimization, though the gap is small.
Corpse Party: Book of Shadows
Mapping flags and choices to endings is the only system
Orwell: Keeping an Eye on You
Choosing which evidence to upload steers fixed outcomes
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.