Cybex Gazelle S 2nd Seat Unit vs Mockingbird 2nd Seat Kit 3.0

They're made for different strollers: check each fit list. The Gazelle S 2nd Seat Unit goes to 50 lb; the 2nd Seat Kit 3.0 to 45 lb. The 2nd Seat Kit 3.0 lists for $174.95 less.

Only the differences are shown.

Cybex Gazelle S 2nd Seat UnitMockingbird 2nd Seat Kit 3.0
TypeRide-on board or second seatRide-on board or second seat
List price$349.95$175Lowest price
Fits these strollersGazelle S onlyMockingbird Single-to-Double Stroller. Not compatible with the Single Stroller or Travel Stroller.
Child weightUp to 50 lbUp to 45 lb
Machine washableYesYes
Maker's use notesMaker lists about 3 months to about 4 years, max 50 lb. Use from birth only with a Gazelle S Cot or infant car seat (sold separately).45 lb limit per seat in double mode. an infant accessory (Bassinet, Infant Seat Insert or Car Seat Adapter, sold separately) for young infants until head and neck control.

Cybex Gazelle S 2nd Seat Unit

A second seat for the Gazelle S that attaches in parent-facing or world-facing positions, with a one-pull harness, bumper bar and canopy.

  • Soft goods machine washable
  • Parent or world facing
  • Bumper bar and canopy included
  • Fits Gazelle S only

Mockingbird 2nd Seat Kit 3.0

Second seat that converts the Single-to-Double Stroller into a double, with reversible seats and a reversible seasonal liner.

  • Reversible seasonal liner is machine washable
  • Tool-free install
  • Built-in leg shade
  • Only for the Single-to-Double Stroller
  • Infant accessory sold separately for young babies
Ask the meadow

Gazelle S 2nd Seat Unit or 2nd Seat Kit 3.0?

Answers come from each maker's published specs. Safety and health questions link to the agency or medical source.

Is the 2nd Seat Kit 3.0 cheaper than the Gazelle S 2nd Seat Unit?

Yes. $175 versus $349.95 list price. Fit depends on the exact stroller model and year. Check your stroller's model number against the maker's list before you buy.

Still wondering? Write to us at hello@cribpicks.com and we'll look it up.