head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Pure Optimization
A turn-based tactics game with Mario and Rabbid characters.

Optimization · Pure Optimization
Grand strategy and line-infantry battles across the Napoleonic Wars.
Mario + Rabbids Sparks of Hope leans Optimization (Pure Optimization); Napoleon: Total War leans Optimization (Pure Optimization).
Napoleon: Total War leans a little harder on execution, though the gap is small.
Mario + Rabbids Sparks of Hope
Menu-driven actions, light aim
Napoleon: Total War
Real-time battle micro under pressure
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Mario + Rabbids Sparks of Hope
Some AI positioning to anticipate
Napoleon: Total War
Multiplayer battles involve feints; campaign AI is mappable
Mario + Rabbids Sparks of Hope leans a little harder on variance, though the gap is small.
Mario + Rabbids Sparks of Hope
Hit chances and spark draws
Napoleon: Total War
Morale swings and fog of war
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Mario + Rabbids Sparks of Hope
Team comp, spark synergy, positioning
Napoleon: Total War
Campaign economy, army composition, and line tactics
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.