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

Execution · Practiced Mastery
A tense sci-fi shooter where asymmetric species combat rewards aim and positioning.

Execution · Pure Mechanics
Linear military FPS about resisting an occupation of the United States.
Aliens vs. Predator leans Execution (Practiced Mastery); Homefront 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 vs. Predator
aim and melee timing across species
Homefront
Standard shooter gunplay carries the campaign
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Aliens vs. Predator
human opponents in multiplayer modes
Homefront
Multiplayer adds some human prediction
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Aliens vs. Predator
enemy spawns and drops vary
Homefront
Scripted setpieces, little randomness
Aliens vs. Predator leans a little harder on optimization, though the gap is small.
Aliens vs. Predator
class abilities and routes solvable
Homefront
Modest loadout and map knowledge layer
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.