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.

Optimization · Pure Optimization
Strategy sim about evolving a pathogen to outpace the world's cure effort.

Optimization · Pure Optimization
A basketball management sim of rosters and tactics.
Plague Inc. leans Optimization (Pure Optimization); World Basketball Manager 2010 leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Plague Inc.
Tapping menus only
World Basketball Manager 2010
no direct physical input
World Basketball Manager 2010 leans a little harder on reads, though the gap is small.
Plague Inc.
World response is algorithmic, not adaptive to you
World Basketball Manager 2010
AI GMs follow modeled patterns
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Plague Inc.
Spread events and cure pace fluctuate
World Basketball Manager 2010
match sim rolls and injuries
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Plague Inc.
Evolution-point timing strategies are largely solved
World Basketball Manager 2010
roster building and tactics dominate
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.