Nuna DEMI Next Sibling Seat vs UPPAbaby PiggyBack for Minu (all models)

They're made for different strollers: check each fit list. The DEMI Next Sibling Seat goes to 50 lb; the PiggyBack for Minu (all models) to 45 lb.

Only the differences are shown.

Nuna DEMI Next Sibling SeatUPPAbaby PiggyBack for Minu (all models)
TypeRide-on board or second seatRide-on board or second seat
Fits these strollersNuna DEMI next strollerMinu, Minu V2 and Minu V3. Not compatible with Minu Duo. The 2018 Minu needs adapter kit 9918-MIN-CSM-WW-CAR (sold separately).
Child weightUp to 50 lbUp to 45 lb
Weight10 lbNot listed
Size9 × 16.5 × 36.5 inNot listed
MaterialRemovable merino wool insert; water-repellent UPF 50+ canopy fabricNot listed
Maker's use notesMaker lists birth to 50 lb and up to 45 in tall. When used with a bassinet or infant carrier, those manuals' limits apply.Maker limit 45 lb (20.4 kg). Not for Minu Duo.

Nuna DEMI Next Sibling Seat

A full second seat for the DEMI next with forward and rear-facing modes, four recline positions and a rain cover included.

  • Mounts top or lower position
  • Rain cover included
  • Converts to mesh for summer
  • Only listed for DEMI next

UPPAbaby PiggyBack for Minu (all models)

Ride-along board that lets an older child stand behind the stroller.

  • Attaches to the stroller