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
Mowing scripted alien hordes while optimising stats and weapon spending.

Execution · Practiced Mastery
A Pixar-styled action adventure about a spirit guide cleansing a corrupted forest.
Alien Shooter 2 Conscription leans Execution (Practiced Mastery); Kena: Bridge of Spirits leans Execution (Practiced Mastery).
Alien Shooter 2 Conscription leans a little harder on execution, though the gap is small.
Alien Shooter 2 Conscription
Kiting and shooting dense hordes rewards clean control
Kena: Bridge of Spirits
Parry and dodge timing in boss fights
Kena: Bridge of Spirits leans a little harder on reads, though the gap is small.
Alien Shooter 2 Conscription
Monsters charge in scripted waves
Kena: Bridge of Spirits
Corrupted spirits are fully scripted
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Alien Shooter 2 Conscription
Spawns are fixed per mission once seen
Kena: Bridge of Spirits
World is fixed and explorable
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Alien Shooter 2 Conscription
Stat builds and weapon economy decide horde survivability
Kena: Bridge of Spirits
Rot ability usage and boss pattern learning
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.