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

Execution · Practiced Mastery
A massive open-world sandbox built around grappling-hook and parachute chaos.

Execution · Practiced Mastery
Tests casual open-world chaos appetite more than any skill axis.
Just Cause 2 leans Execution (Practiced Mastery); Saints Row leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Just Cause 2
Grapple-parachute flow rewards handling skill
Saints Row
Forgiving shooting and driving demand little precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Just Cause 2
Enemy AI never adapts
Saints Row
Gang AI runs simple fixed scripts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Just Cause 2
Sandbox chaos varies moment to moment
Saints Row
Open-world events vary mildly between sessions
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Just Cause 2
Chaos-point economy and settlement completion routing
Saints Row
Perks, weapons and venture economy reward light planning
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.