head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Execution · Pure Mechanics
Arcade racing with Mario Kart-style power-ups bolted onto licensed cars.

Execution · Pure Mechanics
A gothic kart racer testing drift execution and track knowledge with item chaos.
Blur leans Execution (Pure Mechanics); Nightmare Kart 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.
Blur
Racing lines and dodging shots demand car control
Nightmare Kart
Drift lines and combat aim decide races
Blur leans a little harder on reads, though the gap is small.
Blur
Human racers bait and time power-ups against you
Nightmare Kart
Human racers in versus add mild prediction
Blur leans a little harder on variance, though the gap is small.
Blur
Power-up pickups and incoming attacks add chaos
Nightmare Kart
Item pickups inject kart-racer chaos
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Blur
Track knowledge and pickup routes are learnable
Nightmare Kart
Track knowledge and boss patterns are learnable
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.