head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Variance · Pure Chaos
The Switch revival where character-specific dice add one strategic choice to the luck festival.

Variance · Pure Chaos
The biggest modern Mario Party, where Jamboree Buddies and dice still outvote skill.
Super Mario Party leans Variance (Pure Chaos); Super Mario Party Jamboree leans Variance (Pure Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Super Mario Party
Joy-Con motion minigames test brief coordination.
Super Mario Party Jamboree
Big minigame roster with short reflex bursts.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Super Mario Party
Ally and item plays nudge rivalries.
Super Mario Party Jamboree
Buddy steals and item plays target rivals.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Super Mario Party
Character dice and bonus stars decide most games.
Super Mario Party Jamboree
Dice, buddies and bonus stars rule outcomes.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Super Mario Party
Custom dice choice is the one real decision.
Super Mario Party Jamboree
Buddy and route planning add light strategy.
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.