head to head
Mario Kart 64 asks more than Hong Kong 97, and the gap is reads.

Execution · Twitch Chaos
A notoriously broken shooter testing nothing but tolerance and basic bullet dodging.

Execution · Twitch Chaos
N64 couch classic where blue shells and shortcuts decide friendships.
Hong Kong 97 leans Execution (Twitch Chaos); Mario Kart 64 leans Execution (Twitch Chaos).
Mario Kart 64 leans clearly harder on execution.
Hong Kong 97
Dodging bullet spam with one-hit deaths is the only skill present
Mario Kart 64
Mini-turbo snaking and shortcut execution
Mario Kart 64 leans clearly harder on reads.
Hong Kong 97
Enemies spawn in mindless waves
Mario Kart 64
Couch rivals bait shells and fakes
Mario Kart 64 leans clearly harder on variance.
Hong Kong 97
Spawn patterns have slight randomness
Mario Kart 64
Item draws swing every race
Mario Kart 64 leans clearly harder on optimization.
Hong Kong 97
There is almost no system to optimise
Mario Kart 64
Shortcut and line knowledge is fully mapped
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.