Radian® 3QX

$529.99

3 stage complete newborn protection [Black Jet]

anti-rebound bar reduces rebound rotation by 50% [Black Jet]

22% increase in headrest occupancy from Radian® R Series [Black Jet]

10 years one car seat from birth to booster [Black Jet]

Rear-facing for longer up to 22.7 kg [Black Jet]

6 layers side impact protection [Black Jet]

Comfort+ memory foam cushion [Black Jet]

12 position easy adjust head rest [Black Jet]

Radian® 3QX all in-one-convertible car seat [Blue Sky]

3 stage complete newborn protection [Blue Sky]

anti-rebound bar reduces rebound rotation by 50% [Blue Sky]

22% increase in headrest occupancy from Radian® R Series [Blue Sky]

10 years one car seat from birth to booster [Blue Sky]

Rear-facing for longer up to 22.7 kg [Blue Sky]

6 layers side impact protection [Blue Sky]

12 position easy adjust head rest [Blue Sky]

Radian® 3QX all in-one-convertible car seat [Gray Slate]

3 stage complete newborn protection [Gray Slate]

anti-rebound bar reduces rebound rotation by 50% [Gray Slate]

22% increase in headrest occupancy from Radian® R Series [Gray Slate]

Safe+® Engineering Features [Gray Slate]

10 years one car seat from birth to booster [Gray Slate]

Rear-facing for longer up to 22.7 kg [Gray Slate]

6 layers side impact protection [Gray Slate]

Comfort+ memory foam cushion [Gray Slate]

12 position easy adjust head rest [Gray Slate]

Radian® 3QX all in-one-convertible car seat [Purple Plum]

3 stage complete newborn protection [Purple Plum]

anti-rebound bar reduces rebound rotation by 50% [Purple Plum]

22% increase in headrest occupancy from Radian® R Series [Purple Plum]

Safe+® Engineering Features [Purple Plum]

10 years one car seat from birth to booster [Purple Plum]

Rear-facing for longer up to 22.7 kg [Purple Plum]

6 layers side impact protection [Purple Plum]

Comfort+ memory foam cushion [Purple Plum]

12 position easy adjust head rest [Purple Plum]

Radian® 3QX all in-one-convertible car seat [Red Cherry]

3 stage complete newborn protection [Red Cherry]

anti-rebound bar reduces rebound rotation by 50% [Red Cherry]

22% increase in headrest occupancy from Radian® R Series [Red Cherry]

Safe+® Engineering Features [Red Cherry]

10 years one car seat from birth to booster [Red Cherry]

6 layers side impact protection [Red Cherry]

Comfort+ memory foam cushion [Red Cherry]

12 position easy adjust head rest [Red Cherry]

rear-facing for longer up to 22.7 kg [Red Cherry]

Radian® 3QX all in-one-convertible car seat [Yellow Mineral]

3 stage complete newborn protection [Yellow Mineral]

anti-rebound bar reduces rebound rotation by 50% [Yellow Mineral]

22% increase in headrest occupancy from Radian® R Series [Yellow Mineral]

Safe+® Engineering Features [Yellow Mineral]

10 years one car seat from birth to booster [Yellow Mineral]

Rear-facing from 1.8 kg [Yellow Mineral]

Rear-facing for longer up to 22.7 kg [Yellow Mineral]

Newborn high travel wedge [Yellow Mineral]

6 layers side impact protection [Yellow Mineral]

Safe+® Steel core frame [Yellow Mineral]

Comfort+ memory foam cushion [Yellow Mineral]

12 position easy adjust head rest [Yellow Mineral]

The ultimate 3 across All-in-One car seat from birth to booster.

* Color

Qty

$529.99

Enjoy worry-free buying and perks with the Diono Difference

Radian® 3QX

The ultimate 3 across All-in-One car seat from birth to booster (1.8 - 54 kg / 4 - 120 lb). Featuring 3 stages of complete rear facing protection and all new Diono Safe+® engineering to provide the next generation in car seat safety.

Features:

NEXT GENERATION RADIAN ALL-IN-ONE CONVERTIBLE CAR SEAT - From infant to booster seat, rear and forward facing the Radian® 3QX adapts as your child grows for 10 years of use (1.8 - 54 kg / 4 - 120 pounds).
3-IN-1 REAR FACING PROTECTION - Designed for safe rear-facing travel from 1.8 - 22.7 kg / 4 - 50 pounds complete with Safe+® inserts and Safe+® steel anti-rebound bar to reduce rebound rotation by 50%
SAFE+® ENGINEERING - Tested Radian® all-in-one convertible car seat; featuring Safe+® steel rear-facing anti-rebound bar, steel reinforced frame, advanced side impact protection and Diono SuperLATCH attachment.
THE ORIGINAL RADIAN® 3 ACROSS: Built with our famous Radian® slim fit convertible design for a 3-across option only with Diono Radian® combinations, without compromising child or passenger comfort. Feel safe having your children secure in the backseat.
ONE HAND EASY ADJUST 12 POSITION HEADREST - Contoured to improve child head containment and provides a 22% increase in occupancy range from the Radian® R series.

Product Specs

Minimum User Weight: 1.8 kg / 4 lb
Maximum User Weight: 54 kg / 120 lb
Number of Head Support Positions: 12
Minimum User Weight - Rear Facing: 1.8 kg / 4 lb
Maximum User Weight - Rear Facing: 22.7 kg / 50 lb
Maximum User Weight - Rear Facing LATCH: 15.8 kg / 35 lb
Minimum User Weight - Forward Facing: 10 kg / 22 lb
Maximum User Weight - Forward Facing: 29.5 kg / 65 lb
Maximum User Weight - Forward Facing LATCH: 18 kg / 40 lb
Minimum User Weight - Booster: 18 kg / 40 lb
Maximum User Weight - Booster: 54 kg / 120 lb
Maximum User Height: 145 cm / 57.1 in
Product Height: 72.4 cm / 28.5 in
Product Width: 43.2 cm / 17 in
Product Depth: 40.6 cm / 16 in
Seat Weight: 14.2 kg / 31.3 lb

Care & Maintenance

Covers: Machine wash cold, line dry. Shell and Components: Spot clean

Warranty Information

12 months warranty

Diono Radian® 3QX All-in-One Car Convertible Seat

Diono 2020 Radian 3QX Rear-Facing Installation

Diono 2020 Radian 3QX Forward-Facing Installation

Diono 2020 Radian 3QX Booster Mode Installation

The Diono Difference

The Radian® Q series exclusively features Diono Safe+® engineering, our unique combination of car seat engineering and rigorous testing to provide the best possible protection for your child.