head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Practiced Mastery
An open-world crime game where managing a criminal empire's territory is the deeper system.

Optimization · Practiced Mastery
A team-based Marvel ARPG where squad building and skill point allocation beat raw reflexes.
The Godfather II leans Optimization (Practiced Mastery); X-Men Legends II: Rise of Apocalypse leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
The Godfather II
shooting and brawling need moderate skill
X-Men Legends II: Rise of Apocalypse
Brawling and power timing are light demands.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
The Godfather II
scripted rival families, no adaptation
X-Men Legends II: Rise of Apocalypse
Scripted mutant enemies, no adaptation.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
The Godfather II
territory events and drops vary
X-Men Legends II: Rise of Apocalypse
Minor loot randomness in equipment drops.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
The Godfather II
empire management and territory control solvable
X-Men Legends II: Rise of Apocalypse
Team composition and skill allocation carry the campaign.
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.