They come with different backless booster mode weight limit. LX is able to be used as backless booster car seat for up to 120 lbs children, while Graco Nautilus 65 only can be used for the children weighing up to 100 lbs. I love Graco Nautilus 65 Harness Booster, Track it is the sturdiest car seat I have ever had it weights 22 lbs so is heavy.
The current model is an upgrade to the regular Nautilus. In addition to all these features, the seat is also available in two color options – one is more girl-friendly, while the other is gender neutral. The restraint basically consists of a plastic frame merged graco travel system together with a good number of steel parts. The reinforced steel frame is what makes it incredible and safe for babies. Thankfully, there are a handful of products that have managed to stand out of the pack, making it easier for car owners to choose.
In fact, it doesn’t only meet all the safety requirements required for child car seat but also exceeds them. Apart from its innovative designs, this convertible car seat comes with a lot of impressive features that would make parents fall in love with it. It does not only provide adequate protection for babies and toddlers, but is also versatile enough to accommodate even the older kids that are in preschool. If you have ever spent an hour trying to rethread those dastardly car seat straps into a bigger slot for your growing kid, then you will appreciate this feature!
Located at the bottom of the base of the seat is a sticker. The red lettering on this sticker lets you know it’s safe for airline travel when used with the harness system. According to the NHTSA website, this product has a three-star overall rating. It ranks high in the Evaluation of Labels and Vehicle Installation Features, but it scores lower in the Evaluation of Labels and Securing the Child categories.
As an Amazon Associate, I earn from qualifying purchases. The IIHS ranks the Nautilus as a Best Bet when used in highback mode; the Britax Frontier earns the same rating. Consumer Reports gave the Nautilus its top rating for crash protection (“excellent”), scoring it at the top of its rankings of 12 harnessed boosters. The Nautilus’s biggest competitor is the Britax Frontier, so let’s see how they compare. The Britax Frontier is bigger and wider than the Nautilus—and the Britax seat works up to 90 lbs.