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 · Competitive PvP
A hero battle royale where teamwork and aim against human opponents decides fights.

Execution · Competitive PvP
Reversal-timing duels layered over wrestling system knowledge against human opponents.
My Hero Ultra Rumble leans Execution (Competitive PvP); WWE 2K17 leans Execution (Competitive PvP).
My Hero Ultra Rumble leans a little harder on execution, though the gap is small.
My Hero Ultra Rumble
aim and combo timing in battles
WWE 2K17
Reversal timing windows decide most exchanges
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
My Hero Ultra Rumble
predicting human opponent tactics
WWE 2K17
Human opponents bait reversals and vary move timing
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
My Hero Ultra Rumble
item and loot drops are random
WWE 2K17
Pin kick-outs and AI logic add scripted randomness
My Hero Ultra Rumble leans a little harder on optimization, though the gap is small.
My Hero Ultra Rumble
team comps and loadouts solvable
WWE 2K17
Move-set knowledge and stamina management underpin matches
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.