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 top-down shooter testing aim and crowd control against alien hordes.

Execution · Pure Mechanics
An explosively destructible run-and-gun starring parody action-movie heroes.
Alien Shooter: Vengeance leans Execution (Practiced Mastery); Broforce 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.
Alien Shooter: Vengeance
Aiming and dodging swarming aliens is the core
Broforce
Run-and-gun reflexes amid constant explosions
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Alien Shooter: Vengeance
Aliens rush mindlessly, no adaptation
Broforce
Enemies are dumb scripts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Alien Shooter: Vengeance
Spawns and drops add modest randomness
Broforce
Random bro assignments and destructible chaos shake runs
Alien Shooter: Vengeance leans a little harder on optimization, though the gap is small.
Alien Shooter: Vengeance
Weapon and stat builds reward planning
Broforce
Knowing each bro's kit and level layouts helps
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.