head to head
Neither is simply harder - they are hard in different places. Draft Day Sports Pro Basketball 4 demands more variance; Portal demands more execution.

Optimization · Pure Optimization
A basketball management simulation focused on team building and drafting.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.
Draft Day Sports Pro Basketball 4 leans Optimization (Pure Optimization); Portal leans Optimization (Pure Optimization).
Portal leans clearly harder on execution.
Draft Day Sports Pro Basketball 4
no direct control, management-only simulation
Portal
Portal placement timing modest.
Draft Day Sports Pro Basketball 4 leans clearly harder on reads.
Draft Day Sports Pro Basketball 4
AI opponent GMs, not truly adaptive
Portal
No adversary modeling player.
Draft Day Sports Pro Basketball 4 leans clearly harder on variance.
Draft Day Sports Pro Basketball 4
draft luck, injuries, game simulation randomness
Portal
Deterministic chambers; no randomness.
Draft Day Sports Pro Basketball 4 leans a little harder on optimization, though the gap is small.
Draft Day Sports Pro Basketball 4
roster building, drafting, cap strategy
Portal
Pure puzzle-solving optimization.
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.