Diono Solana vs Harmony Youth Booster

Side-by-side specs from each maker.

Only the differences are shown.

Diono SolanaHarmony Youth Booster
TypeBoosterBooster
Booster weight40–120 lb40–110 lb
Booster heightUp to 63 in40–57 in
Seat weight9.2 lbNot listed
Width16.9 inNot listed
Head ruleNot listedChild's ears MUST be below the top of the vehicle seat back/vehicle headrest.
Installationvehicle seat beltvehicle 3-point lap-and-shoulder belt only
Load legNoNo
Anti-rebound barNoNo
RotatesNoNo
Aircraft labelNot certified for aircraftNot certified for aircraft
Expires after8 years6 years

Diono Solana

Backless belt-positioning booster from Diono, installed with the vehicle seat belt and sold in the US store as a pack of 3.

  • Lists a 40-120 lb range
  • Maker describes it as easy to remove and store in the trunk
  • Backless design
  • Maker states it is not meant to be used on an airplane

Harmony Youth Booster

Harmony backless belt-positioning booster, model HMYBBLNYB-S6 per its US manual, used with the vehicle lap-and-shoulder belt.

  • Maker states 40-100 lb and 40-57 in on the manual cover
  • Maker states the expiry date is on the underside of the base
  • Manual states it is not compatible with LATCH
  • Manual gives no seat weight, dimensions or age range
Ask the meadow

Solana or Youth Booster?

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

Which one will my child use longer, the Solana or the Youth Booster?

The Diono Solana: it goes booster, up to 120 lb. The Youth Booster goes booster, up to 110 lb. The Solana expires after 8 years.

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