Our Review of the 

Diono Radian 3RXT SafePlus

More coming soon!

Age

Our recommendation: From 2 months until the seat is outgrown (average 7-8 years old)

Type

A 3-in-1 car seat that can be used rear-facing, forward-facing, and in high-back booster mode

When

From 2+ months

Buy Now: 
SITS checks manufacturers and retailers daily to ensure these are the lowest prices available for these models.
Michelle sitting in a chair reading a book.

Seat is Good for You If:

You need to fit 3 across

Use Caution if:

You want a seat that's easy to install.

You want a seat that's easy to use. 

Diono Radian 3RXT SafePlus convertible car seat in black and grey with 5-point harness and side cup holder

Child Fit Information

Installation Information

airplane

Airplane Use

This seat is FAA-approved.

Check out our full list of car seats for Airplane Travel here: FAA Approved Car Seats.

For help with all things airplane travel and car seats, check out our newest resource: Safe in the Sky.

Videos

This carseat does not have any videos yet.

Car Seat Quick Tour

This car seat does not have any videos yet.

Similar Car Seats

This car seat does not have any other versions.

Specifications

*Disclaimer: Safe in the Seat contributors are Nationally Certified Child Passenger Safety Technicians, but all reviews and materials reflect our opinions, not those of Safe Kids, NHTSA, or any other organization. We are not liable for actions taken based on this content. Always consult your car seat and vehicle manuals or a certified CPST for guidance.