head to head
Neither is simply harder - they are hard in different places. Pokémon Shield demands more variance; The Elder Scrolls V: Skyrim demands more execution.

Optimization · Pure Optimization
Team construction and matchup optimization through a scripted gym campaign.

Optimization · Pure Optimization
An open-world RPG mostly about discovering and stacking exploitable progression systems.
Pokémon Shield leans Optimization (Pure Optimization); The Elder Scrolls V: Skyrim leans Optimization (Pure Optimization).
The Elder Scrolls V: Skyrim leans clearly harder on execution.
Pokémon Shield
Menu battles demand no dexterity
The Elder Scrolls V: Skyrim
Combat is forgiving; aim and timing rarely punish you.
Pokémon Shield leans a little harder on reads, though the gap is small.
Pokémon Shield
Gym trainers are scripted; ranked battling is a side pursuit
The Elder Scrolls V: Skyrim
Enemy AI is scripted and exploitable; not adaptive.
Pokémon Shield leans clearly harder on variance.
Pokémon Shield
Wild area spawns, raids and catch rolls are RNG
The Elder Scrolls V: Skyrim
Loot tables and leveled lists inject mild randomness.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Pokémon Shield
Team building and Dynamax matchup math are the core
The Elder Scrolls V: Skyrim
Skill stacking, enchant loops, and exploits are deeply solvable.
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.