This is the summary of consumer reviews for Graco Nautilus 3-in-1 Car Seat. The BoolPool rating for this product is Excellent, with 4.60 stars, and the price range is $139.00 - $189.99.

Graco Nautilus™ 3-in-1 car seat helps keep your child secure from 20 to 100 lbs. Nautilus™ is a 3-in-1 car seat that grows as your little one continues to grow. The harness booster can be used up to 65 lbs., transitioning into a highback belt positioning booster which can be used from 30 – 100lbs, and finally into a backless belt positioning booster for a comfortable fit from 40 to 100 lbs. The seat is designed to help keep your child in a harness booster longer as well as to fit them up to 57" tall.

Graco Nautilus™ 3-in-1 car seat is extremely safe as this seat is extensively crash tested to meet or exceed U.S safety standards, side-impact testing, and outfitted with reinforced steel for effective energy management. Nautilus™ has been thoughtfully designed with plush comfort features, an integrated cup holder and storage compartments, as well as a one-hand height adjustable headrest to help keep your growing child happy on even the longest rides!

Some reviewers do not like the new crotch strap design as it is too short for some kids. Also many parents report that 5-point harness system can be used only for kids up to 45 lbs. or so, but company advertises it for up to 65lbs.

Overall, Graco Nautilus™ 3-in-1 car seat  will last your little travel companion well into childhood. Finally, the car seat that parents have been searching for is here!