SeatFitFindercar seats, by spec

Britax Highpoint vs Diono Solana 2

Both are booster car seats — here are their published manufacturer specs side by side.

This compares published manufacturer specs — not safety or fit advice. The seat's manual, your vehicle's manual, NHTSA's tools and a certified CPST are the fit-and-safety authority; always check them before installing.

SpecBritax HighpointDiono Solana 2
StageBoosterBooster
Narrow (3-across)
Extended rear-facing
FAA-approved
Lightweight / travel

How they differ

Where to buy

Check the Britax Highpoint price on Amazon →

Check the Diono Solana 2 price on Amazon →

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which seats we compare.

FAQ

What's the difference between the Britax Highpoint and the Diono Solana 2?
The Britax Highpoint lists none of the narrow / extended-rear-facing / FAA / lightweight flags; the Diono Solana 2 is narrow for 3-across, lightweight/travel. Both are booster car seats.

Which fits three across, the Britax Highpoint or the Diono Solana 2?
The Diono Solana 2 is listed narrow (~≤17″) for 3-across; the Britax Highpoint isn't. Three-across fit still depends on your exact vehicle — confirm before buying.

Which is right for my car and child, the Britax Highpoint or the Diono Solana 2?
That depends on your specific vehicle and child — this page compares published manufacturer specs only, not fit or safety. Check the seat manual, your vehicle manual, NHTSA's car-seat finder and ideally a certified CPST before deciding.

More booster comparisons: Graco TurboBooster 2.0 vs Clek Oobr · Graco TurboBooster 2.0 vs Diono Monterey 4DXT · Chicco KidFit ClearTex Plus vs Clek Oobr · Chicco KidFit ClearTex Plus vs Diono Monterey 4DXT · all booster seats · all comparisons