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.

Execution · Practiced Mastery
A top-down shooter testing aim and resource management against alien swarms.

Execution · Pure Mechanics
A methodical shooter that rewards learning enemy layouts and conserving resources across connected military bases.
Alien Breed Evolution leans Execution (Practiced Mastery); Quake II leans Execution (Pure Mechanics).
Quake II leans a little harder on execution, though the gap is small.
Alien Breed Evolution
Twin-stick aiming under alien swarms demands reflexes
Quake II
Fast strafe-aim against hard-hitting enemies demands clean inputs
Alien Breed Evolution leans a little harder on reads, though the gap is small.
Alien Breed Evolution
Aliens charge on scripts, nothing adapting to you
Quake II
All enemies are scripted; no adaptive AI present
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Alien Breed Evolution
Spawn timing and ambushes add unpredictability
Quake II
Item and enemy placement is fixed but unknown on first play
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Alien Breed Evolution
Ammo and upgrade management reward resource planning
Quake II
Ammo and health economy tightly constrains routing through every level
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.