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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Chicco NextFit IX Zip (RF)



Manufacturer  /  Model NameChicco NextFit IX Zip
Model Number  /  Manufacture Date4079778980070  /  Jan 1, 2017
Harness Type5-pt
Weight  /  Height5lb - 40lb / up to 49"
Evaluation of Labels 3 stars
No supplemental sizing information is given on the labels. The labels do not explain how to use LATCH.
Evaluation of Instructions 5 stars
No supplemental sizing information beyond the minimum/maximum heights/weights is given in the owner's manual. The section describing vehicle seat belt types is incomplete and may be missing important information.
Securing the Child 4 stars
The seat was not set for the smallest occupant when removed from the packaging. The LATCH belt must be rerouted to convert the restraint to this mode of use from another mode. There are no illustrations on the seat to show how to convert the seat to this mode of use.
Installation Features 3 stars
It may be uncomfortable for larger hands to route the seat belt or LATCH belt through the belt path. The padding may need to be moved to route the seat belt or LATCH belt through the belt path. Interference is possible between a seat component and the seat belt when routing for installation. LATCH attachments have buttons to depress for removal.
Overall Ease of Use Rating 4 stars

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