head to head
Neither is simply harder - they are hard in different places. Pokémon White Version 2 demands more variance; Portal 2 demands more execution.

Optimization · Pure Optimization
Team-building and type-matchup optimization, with RNG layers and optional human prediction online.

Optimization · Pure Optimization
A first-person puzzle game where seeing the solution is the whole skill.
Pokémon White Version 2 leans Optimization (Pure Optimization); Portal 2 leans Optimization (Pure Optimization).
Portal 2 leans clearly harder on execution.
Pokémon White Version 2
Turn-based menus remove any physical ceiling
Portal 2
Portal placement requires some precision but timing is lenient.
Pokémon White Version 2 leans clearly harder on reads.
Pokémon White Version 2
Optional human PvP adds prediction; campaign AI is scripted
Portal 2
No opponent; puzzles are static.
Pokémon White Version 2 leans clearly harder on variance.
Pokémon White Version 2
Encounter rolls, catches and damage ranges shape runs
Portal 2
Puzzles are deterministic with no randomness.
Portal 2 leans a little harder on optimization, though the gap is small.
Pokémon White Version 2
Type matchups, EV training and team building are solvable math
Portal 2
Solving the puzzle's logic IS the entire game.
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.