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.

Optimization · Practiced Mastery
A wave-defense game testing reaction speed and upgrade-economy decisions.

Optimization · Practiced Mastery
A tactical police shooter where careful, methodical tactics against randomized threats defines mastery.
Defend Your Castle leans Optimization (Practiced Mastery); SWAT 4 leans Optimization (Practiced Mastery).
SWAT 4 leans a little harder on execution, though the gap is small.
Defend Your Castle
Flicking enemies fast matters as waves intensify
SWAT 4
precise aim and careful movement required
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Defend Your Castle
Enemies follow scripted wave patterns
SWAT 4
suspects react but don't truly adapt
SWAT 4 leans a little harder on variance, though the gap is small.
Defend Your Castle
Enemy spawns randomized but bounded
SWAT 4
suspect placement and behavior randomized
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Defend Your Castle
Spending points on upgrades and units is the strategy
SWAT 4
tactics and equipment loadouts solvable
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.