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

Execution · Pure Mechanics
An asymmetric horror FPS letting you play marine, alien, or predator, each with wholly different abilities.

Execution · Pure Mechanics
Stacking wobbly bricks quickly while sabotage spells fly between players.
Aliens versus Predator (1999) leans Execution (Pure Mechanics); Tricky Towers leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Aliens versus Predator (1999)
Fast aliens and panicked aim demand twitch reflexes
Tricky Towers
Placing physics bricks fast under pressure is the core test
Aliens versus Predator (1999) leans a little harder on reads, though the gap is small.
Aliens versus Predator (1999)
Asymmetric multiplayer pits unlike species against each other
Tricky Towers
Timing spells against specific human rivals adds light prediction
Aliens versus Predator (1999) leans a little harder on variance, though the gap is small.
Aliens versus Predator (1999)
Motion-tracker dread and dark vents hide enemy positions
Tricky Towers
Brick sequence and wobble physics inject chaos
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Aliens versus Predator (1999)
Mastering each species' tools and level knowledge
Tricky Towers
Stable stacking shapes are learnable patterns
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.