head to head
Mario Kart 8 asks more than Coffin Dodgers, and the gap is variance.

Execution · Twitch Chaos
A kart racer about battling the Grim Reaper on weaponized mobility scooters.

Execution · Twitch Chaos
A kart racer where controlled chaos from random items tempers otherwise precise driving skill.
Coffin Dodgers leans Execution (Twitch Chaos); Mario Kart 8 leans Execution (Twitch Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Coffin Dodgers
Steering scooters and aiming weapons tests reflexes
Mario Kart 8
precise drifting and item timing matter
Coffin Dodgers leans a little harder on reads, though the gap is small.
Coffin Dodgers
AI racers scripted; human opponents somewhat anticipatable
Mario Kart 8
minimal, mostly reacting not predicting
Mario Kart 8 leans clearly harder on variance.
Coffin Dodgers
Weapon pickups and item drops add kart-racer randomness
Mario Kart 8
item boxes are heavily randomized
Mario Kart 8 leans clearly harder on optimization.
Coffin Dodgers
Item usage and racing lines are light strategy
Mario Kart 8
track lines and item strategy solvable
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.