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
Car control under pursuit pressure plus memorising city routes mission by mission.

Execution · Practiced Mastery
A gleefully absurd open-world crime game where the Saints conquer Steelport as celebrity gangsters.
Driver 2: Back on the Streets leans Execution (Practiced Mastery); Saints Row: The Third leans Execution (Practiced Mastery).
Driver 2: Back on the Streets leans a little harder on execution, though the gap is small.
Driver 2: Back on the Streets
Wrestling the car physics through chase missions is the test
Saints Row: The Third
Generous shooting and driving keep the skill bar moderate
Saints Row: The Third leans a little harder on reads, though the gap is small.
Driver 2: Back on the Streets
Police AI follows fixed pursuit logic, not adaptation
Saints Row: The Third
Enemy syndicates never adapt to you
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Driver 2: Back on the Streets
Traffic placement adds run-to-run noise in chases
Saints Row: The Third
Sandbox mayhem injects light randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Driver 2: Back on the Streets
Learning city layouts and mission routes carries completion
Saints Row: The Third
Upgrade trees and city-takeover income are straightforwardly maximised
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.