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 · Practiced Mastery
Aggressive circuit racing testing car control over memorisable tracks and braking points.

Execution · Pure Mechanics
Input precision across five fixed skateboarding events with learnable optimal lines.
Race Driver: Grid leans Execution (Practiced Mastery); Skate or Die 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.
Race Driver: Grid
Aggressive wheel-to-wheel car control is the core demand
Skate or Die
Joystick precision on ramps, jumps and races decides every event
Race Driver: Grid leans a little harder on reads, though the gap is small.
Race Driver: Grid
Online racing adds light opponent positioning awareness
Skate or Die
Pool joust against another human adds slight prediction
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Race Driver: Grid
Damage outcomes add slight unpredictability to contact
Skate or Die
Courses are fixed; nothing hidden after a few runs
Race Driver: Grid leans a little harder on optimization, though the gap is small.
Race Driver: Grid
Braking points, lines and flashback management are learnable
Skate or Die
Learning each event's optimal lines and trick values raises scores
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.