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

Execution · Pure Mechanics
Spectacle hack-and-slash where reflexes and combo flow drive every fight.

Execution · Pure Mechanics
A 2D brawler testing counter timing and combo execution against scripted waves.
God of War III leans Execution (Pure Mechanics); Shank 2 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.
God of War III
Combo execution and QTE timing carry combat.
Shank 2
Combo juggling, counters and dodge timing carry every brawl
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
God of War III
Bosses fully scripted spectacle.
Shank 2
Enemies telegraph fixed attacks; survival co-op stays scripted
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
God of War III
Almost no randomness.
Shank 2
Encounters are deterministic set pieces
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
God of War III
Upgrade paths short and obvious.
Shank 2
Weapon synergies and crowd-priority knowledge add depth
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.