Lionelo Bastiaan i-Size

Our score 9.33 / 10

Research by Peter Crona Last updated Method How we research

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From newborn, up to 150 cm (~birth to 12 years).

Lionelo Bastiaan i-Size

Pros

  • 40-150 cm coverage, rotation, ISOFIX, Top Tether, and recline adjustment make it a one-seat plan for families with a compatible car.

Cons

  • The all-stage setup is more complex than a single-stage seat, so rotation clearance, recline angle, and mode changes need checking in your vehicle.
Height Range
105-150 cm
Seat Use
Infant, Toddler, Booster
Install Method
ISOFIX or vehicle seat belt
Price/Buy
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Lionelo Bastiaan i-Size is for parents who want one installed seat to cover the 40-150 cm span. It combines rotation, ISOFIX and Top Tether installation, rearward-facing use for the early range, forward-facing later use, recline positions, and an adjustable headrest.

That breadth is also the caveat. Before treating it as the only seat, test whether the shell rotates freely in the car, whether the recline works for the baby stage, and whether the later belt mode is straightforward enough for daily use.