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.

Reads · Grand Arena
A controlled-pace fighter where resource management and opponent modelling outweigh raw execution pressure.

Execution · Grand Arena
A weapons-based 3D fighter where Reversal Edge decisions and ring positioning create constant human reads.
Mortal Kombat 11 leans Reads (Grand Arena); SoulCalibur VI leans Execution (Grand Arena).
SoulCalibur VI leans a little harder on execution, though the gap is small.
Mortal Kombat 11
Kustom variation execution is demanding but more accessible than MKX
SoulCalibur VI
Reversal Edge timing and long lethal hit strings require tight execution
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Mortal Kombat 11
Fatal Blow timing reads and opponent tendency tracking are constant
SoulCalibur VI
Reversal Edge is a pure read-off mechanic against human opponents
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Mortal Kombat 11
No RNG; all mechanics are visible
SoulCalibur VI
No RNG; ring position is full information
Mortal Kombat 11 leans a little harder on optimization, though the gap is small.
Mortal Kombat 11
Fatal Blow baiting, Kustom build selection, and frame data extensively studied
SoulCalibur VI
Soul Charge routes and matchup character knowledge 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.