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
The toned-down crossover fighter matching Mortal Kombat's roster against DC superheroes.

Reads · Competitive PvP
A triangle-system fighter weighting opponent prediction above raw execution.
Mortal Kombat vs. DC Universe leans Execution (Competitive PvP); Pokkén Tournament DX leans Reads (Competitive PvP).
Mortal Kombat vs. DC Universe leans a little harder on execution, though the gap is small.
Mortal Kombat vs. DC Universe
Juggle combos and klose kombat timing
Pokkén Tournament DX
Combos matter but inputs are deliberately accessible
Pokkén Tournament DX leans a little harder on reads, though the gap is small.
Mortal Kombat vs. DC Universe
Human mixups, though a simpler toolset than peers
Pokkén Tournament DX
The attack-grab-counter triangle is rock-paper-scissors against adapting humans
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Mortal Kombat vs. DC Universe
Deterministic crossover combat
Pokkén Tournament DX
Support picks are revealed; little stays hidden
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Mortal Kombat vs. DC Universe
Mapping juggle routes and matchup tools rewards practice
Pokkén Tournament DX
Phase-shift knowledge and support synergies reward study
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.