head to head
The Ship: Murder Party asks more than The Jackbox Party Pack 3, and the gap is execution.

Reads · Bluff & Deduction
The pack with Trivia Murder Party and Fakin' It, built on out-guessing the room.

Reads · Bluff & Deduction
Cruise passengers each hunt an assigned target while acting natural enough to avoid their own assassin.
The Jackbox Party Pack 3 leans Reads (Bluff & Deduction); The Ship: Murder Party leans Reads (Bluff & Deduction).
The Ship: Murder Party leans clearly harder on execution.
The Jackbox Party Pack 3
Phones-as-controllers, near-zero dexterity.
The Ship: Murder Party
Landing kills and fleeing guards needs some dexterity.
The Ship: Murder Party leans a little harder on reads, though the gap is small.
The Jackbox Party Pack 3
Trivia Murder Party and Fakin' It reward reading the room.
The Ship: Murder Party
Spotting which passenger is your human hunter is psychological.
The Ship: Murder Party leans clearly harder on variance.
The Jackbox Party Pack 3
Random prompts and question draws.
The Ship: Murder Party
Unknown quarry assignments and weapon luck cloud each round.
The Ship: Murder Party leans clearly harder on optimization.
The Jackbox Party Pack 3
Light trivia and betting math.
The Ship: Murder Party
Needs management and guard patterns are learnable systems.
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.