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
The PS1 driving opus where picking and tuning the right car for each event matters as much as driving it.

Optimization · Practiced Mastery
A hybrid testing maze-planning optimization backed by twitch shooting between waves.
Gran Turismo 2 leans Execution (Practiced Mastery); X-Morph: Defense leans Optimization (Practiced Mastery).
Gran Turismo 2 leans a little harder on execution, though the gap is small.
Gran Turismo 2
Clean braking and lines matter, aided by forgiving AI.
X-Morph: Defense
Piloting the fighter through waves demands twitch dodging and aim
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Gran Turismo 2
Rolling-start AI follows fixed pace scripts.
X-Morph: Defense
Enemy waves are scripted - nothing adapts to your maze
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Gran Turismo 2
Used car lot rotation is minor randomness.
X-Morph: Defense
Wave compositions are known and repeatable per level
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Gran Turismo 2
Car selection, tuning and prize-money routing dominate the career.
X-Morph: Defense
Tower placement and maze routing decide whether waves break
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.