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
A one-button Kirby racer whose chaotic City Trial mode became a cult multiplayer favourite.

Execution · Practiced Mastery
An open-world street racer where execution and police-chase improvisation carry every run.
Kirby Air Ride leans Execution (Practiced Mastery); Need for Speed: Most Wanted (2012) leans Execution (Practiced Mastery).
Need for Speed: Most Wanted (2012) leans a little harder on execution, though the gap is small.
Kirby Air Ride
Charge-boost timing and machine handling
Need for Speed: Most Wanted (2012)
High-speed open-world racing rewards precise braking and line choice
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby Air Ride
Local multiplayer rivals add light prediction
Need for Speed: Most Wanted (2012)
Autolog competitive ghosts are scripted benchmarks, not live opponents
Need for Speed: Most Wanted (2012) leans a little harder on variance, though the gap is small.
Kirby Air Ride
City Trial patch and event randomness
Need for Speed: Most Wanted (2012)
Police pursuits and traffic create unpredictable road state
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby Air Ride
Machine stats and course lines are mappable
Need for Speed: Most Wanted (2012)
Car upgrades and event selection follow a solvable progression path
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.