Mountain Buggy Cosmopolitan vs Nuna TRIV next

The TRIV next is 11.6 lb lighter. The Cosmopolitan lists for $0.01 less.

Only the differences are shown.

Mountain Buggy CosmopolitanNuna TRIV next
List price$599.99Lowest price$600
Weight30 lb18.4 lbLightest
Folded sizeNot listed24 × 22.5 × 15 in4.7 cu ft
Open sizeNot listed37 × 22.5 × 42.3 in
Seat holds up to55 lbHolds the most50 lb
From birth?Yes, seat lies flatWith an infant car seat
Seat reclineFlatPartial
Seat faces you or the worldYesYes
One-hand foldYesYes
Stands when foldedYesYes
Converts to a doubleNoNo
Car seat adaptersTS21 adapter (phil&teds/Mountain Buggy, Maxi-Cosi, Cybex)Nuna PIPA series via included ring adapter
Folds with the seat onNot listedYes
BrakeHand brakeFoot brake
Handlebar heightAdjustableAdjustable
Wheels and suspensionRear air-filled tires, puncture-proof 360° swivel front tires, all-round suspensionLarge rear wheels, all-wheel suspension, foam-filled tires
CanopyNot listedWater-repellent UPF 50+ extendable canopy

Mountain Buggy Cosmopolitan

    Nuna TRIV next

    A compact full-size stroller with a reversible seat and a one-hand self-standing fold.

    • Reversible seat
    • One-hand self-standing fold
    • Oversized basket
    • Bassinet sold separately
    Ask the meadow

    Cosmopolitan or TRIV next?

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

    Which is lighter, the Cosmopolitan or the TRIV next?

    The Nuna TRIV next weighs 18.4 lb, 11.6 lb less than the Mountain Buggy Cosmopolitan (30 lb).

    Is the Cosmopolitan cheaper than the TRIV next?

    Yes. The Cosmopolitan lists for $599.99 and the TRIV next for $600, a $0.01 difference. Sale prices change often.

    Can both be used from birth?

    Cosmopolitan: Yes, seat lies flat. TRIV next: With an infant car seat.

    Which one lasts longer?

    The Cosmopolitan seat holds more: 55 lb versus 50 lb.

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