head to head
vs
Mario PartyvsThe Jackbox Survey Scramble
Mario Party leans Variance (Pure Chaos); The Jackbox Survey Scramble leans Variance (Bluff & Deduction).
Mario PartyThe Jackbox Survey Scramble
Axis by axis
Execution4 vs 2
Mario Party leans harder on execution: Stick-rotating and button minigames test hands briefly.
Reads2 vs 4
The Jackbox Survey Scramble leans harder on reads: Guessing what the crowd answered involves modelling people
Variance8 vs 6
Mario Party leans harder on variance: Dice rolls and chance time decide most boards.
Optimization3 vs 3
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.