Child Safety Seat Ease of Use Ratings


Are All Seats Safe?
All car seats rated by NHTSA meet Federal Safety Standards & strict crash performance standards. While all rated seats are safe, they do differ in their ease of use in four basic catagories:


Evaluation of Instructions

Vehicle Installation Features

Evaluation of Labels

Securing the Child


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Diono Radian RXT (B)



Manufacturer  /  Model NameDiono Radian RXT
Model Number  /  Manufacture Date16002-US-01  /  Aug 1, 2016
Harness TypeHighback
Weight  /  Height50lb - 120lb / up to 57"
Evaluation of Labels 1 stars
The illustration of a child properly restrained in the car seat is not directly next to sizing information. No supplemental sizing information is given on the labels. The belt routing path is not completely labeled. The warning against using a lap-only belt is not explicitly stated on the labeling.
Evaluation of Instructions 2 stars
The instruction manual storage location may be difficult to find and use. No full picture exists of a properly restrained child next to sizing information in the owner's manual. Supplemental sizing information is given in text only (not illustrated). Methods of installation are not completely illustrated and labeled in the manual. The warning that the safest place for children is the rear seat is contained in a bulleted list and is not illustrated. The warning against using a lap-only belt is not illustrated.
Securing the Child 1 stars
Storing the harness to use this seat in booster mode requires multiple steps which should be followed in the owner's manual. There are no illustrations on the car seat depicting this step. When disassembling for cleaning, loose parts may be generated.
Installation Features 5 stars
Overall Ease of Use Rating 2 stars

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