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
Clean driving lines under pursuit pressure, with an economy that punishes crashing.

Execution · Practiced Mastery
An arcade-style flight combat game of aerial dogfights and ground strikes.
Need for Speed: High Stakes leans Execution (Practiced Mastery); Tom Clancy's H.A.W.X 2 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.
Need for Speed: High Stakes
Cornering and racing lines at speed are the whole test
Tom Clancy's H.A.W.X 2
flight control precision under time pressure
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Need for Speed: High Stakes
Police and rivals follow predictable AI routines
Tom Clancy's H.A.W.X 2
scripted enemy squadrons, not adaptive
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Need for Speed: High Stakes
Traffic placement adds mild run-to-run chaos
Tom Clancy's H.A.W.X 2
some mission event randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Need for Speed: High Stakes
Car choice, upgrades and career economy reward planning
Tom Clancy's H.A.W.X 2
loadout and maneuver routing
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.