head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Execution · Competitive PvP
Timing-based rallies and human shot-prediction wrapped in party-court chaos.

Execution · Competitive PvP
A military shooter testing aim with moderate prediction of human opponents online.
Mario Power Tennis leans Execution (Competitive PvP); Medal of Honor: Warfighter leans Execution (Competitive PvP).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Mario Power Tennis
Shot timing and court positioning decide rallies
Medal of Honor: Warfighter
Gunfights reward aim in both campaign and multiplayer
Mario Power Tennis leans a little harder on reads, though the gap is small.
Mario Power Tennis
Versus humans, baiting and outguessing shot placement matters
Medal of Honor: Warfighter
Human opponents in multiplayer demand positional prediction
Mario Power Tennis leans a little harder on variance, though the gap is small.
Mario Power Tennis
Gimmick courts and items inject chaos into points
Medal of Honor: Warfighter
Spawns and engagements add modest unpredictability
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Mario Power Tennis
Character matchups and shot selection reward modest study
Medal of Honor: Warfighter
Class loadouts and map knowledge form a thin layer
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.