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
A football management sim about building squads and optimizing tactics against variance.

Optimization · Pure Optimization
Fantasy 4X with strong asymmetric factions and quest paths.
Championship Manager 2008 leans Optimization (Pure Optimization); Endless Legend 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.
Championship Manager 2008
Menu management requires no physical skill
Endless Legend
turn-based
Championship Manager 2008 leans a little harder on reads, though the gap is small.
Championship Manager 2008
Opponent AI tactics are somewhat predictable patterns
Endless Legend
scripted AI, limited MP
Championship Manager 2008 leans a little harder on variance, though the gap is small.
Championship Manager 2008
Match results and injuries carry significant randomness
Endless Legend
quest and tech rolls
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Championship Manager 2008
Squad building, tactics and transfers are the deep core
Endless Legend
faction-specific yield 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.