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

Optimization · Systems & Chaos
Isolating targets amid randomised crowds using traps and patience.

Optimization · Systems & Chaos
Solving a castaway survival loop on procedurally placed Pacific islands against condition decay.
Party Hard leans Optimization (Systems & Chaos); Stranded Deep leans Optimization (Systems & Chaos).
Party Hard leans a little harder on execution, though the gap is small.
Party Hard
Walking and stabbing need timing but little dexterity
Stranded Deep
Shark combat and crafting need minimal twitch skill
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Party Hard
Partygoers wander on RNG, not adaptive minds
Stranded Deep
Marine life follows scripted aggression thresholds only
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Party Hard
Random traps, events and witness behaviour vary each level
Stranded Deep
Island layouts, loot containers, and boss shark HP vary per seed
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Party Hard
Trap usage and isolation tactics converge to known strategies
Stranded Deep
Water, food, and raft routing are the solvable survival loop
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.