hearts-suit
SITS Fav SEAT

Diono Radian 3QXT SafePlus

Seat is good for you if
Use caution if you
Stand-out features
Buy Now: 
SITS checks manufactures and retailers daily to ensure these are the lowest prices available for these models.
Diono
Radian 3QXT SafePlus
Buy Now
224.99

Our Review of the 

Diono Radian 3QXT SafePlus

Age

Type

When

Buy Now: 
SITS checks manufactures and retailers daily to ensure these are the lowest prices available for these models.
Diono
Radian 3QXT SafePlus
Buy Now
224.99
Michelle sitting in a chair reading a book.

Seat is good for you if 

hearts-suit

hearts-suit

hearts-suit

hearts-suit

Use caution if

c-warning

c-warning

c-warning

Quirks to be aware of

c-question

c-question

c-question

airplane

Airplane Use

Videos

This carseat does not have any videos yet.

SITS Bottom Line

Buy Now: 
SITS checks manufactures and retailers daily to ensure these are the lowest prices available for these models.
Diono
Radian 3QXT SafePlus
Buy Now
224.99

Similar Car Seats

This car seat does not have any other versions.

Specifications

Diono

Radian 3QXT SafePlus

Product Information

Weight: 32lbs

Width: 17"

Highest Harness Height: 17"

Rear Facing Limits

Height: 18-44"

Weight: 4-50lbs

Head Height Rules: at least 1.5″ below the top of the headrest 

Lower Anchor Connectors Weight Limit: 35lbs

Forward-Facing Limits

Height: 30-57"

Weight: 22-65lbs

Head Height Rules: ears must be below the top of the headrest

Lower Anchor Connectors Weight Limit: 40lbs

No Back Booster Limits

Highest Belt Guide Settings

19"

High Back Booster Limits

Height: 40-57"

Weight: 40-120lbs

Head Height Rules: ears must be below the top of the headrest

Other Important Details

Newborn Fit

not recommended; lowest harness height is too high for many newborns

Expiration Limit

8 years in harness mode, 10 years in booster mode

Crash Replacement Policy

replace after a moderate or severe crash

Harness

rethread

Lock-off

no

Vehicle Seat Protectors

This brand allows Diono mats:

Diono Ultra Mat

Diono Grip It Car Seat Protector

Diono Super Mat

Other Accessories Approved For This Brand

Diono Ultra Dry Seat Child Car Seat Pad