Skip to main content
Radian® 3QXT® FirstClass™ SafePlus™

Radian® 3QXT® FirstClass™ SafePlus™

Luxury travel from birth to booster

Safe+® anti-rebound panel & adjustable calf support

Introducing the luxury 3 across All-in-One Car Seat for first-class travel from birth to booster suitable from 4 - 120 lb / 1.8 - 54 kg. Diono Radian® 3QXT® FirstClass™ SafePlus™ features SafePlus™ engineering, exclusive premium fashion and SafePlus™ 2-in-1 anti-rebound panel and adjustable calf support for the very best in safety, comfort and style.

First class travel from birth to booster

Safety, Style & Comfort All-in-One.

National Parenting Product Award 2022

01

Luxury travel from birth to booster

From rear-facing to forward facing Radian® 3QXT+ adapts as your child grows for 10 years of first-class travel from birth to booster. Suitable from 4 – 120 lb.

02

SafePlus™ 2-in-1 anti-rebound panel and adjustable calf support

1. Anti-rebound panel increases stability when rear-facing and reduces rebound rotation by up to 50%.
2. Adjustable calf support and comfort liner provides additional comfort as they transition to forward-facing.

03

SafePlus™ Engineering

Features a unique combination of engineering features and testing to the highest safety standards to ensure we have the safest seat possible.

04

Exclusive premium fashion

Designed with airflow mesh panels and premium fabrics. Easy remove and machine washable for comfort, convenience and style All-in-One.

05

Slim fit 3 across

Ultimate passenger comfort with spacious design but only 17” wide to fit 3 across in most midsize vehicles.

06

2x XL Cup holders & Car Seat Protector

Includes 2x XL Cup holders & Car Seat Protector

Radian® 3QXT® FirstClass™ SafePlus™

The luxury 3 across All-in-One Car Seat

$529.99

Shop Now

Find the Q for you

Radian® 3QXT® FirstClass™ SafePlus™

The luxury 3 across All-in-One Car Seat for first-class travel from birth to booster.

  • MSRP - $529.99
  • Advanced 4-in-1 newborn protection
  • SafePlus™ 2-in-1 anti-rebound panel and adjustable calf support
  • Exclusive premium fashion
  • Includes Ultra Mat Seat protector & 2 XL Cup Holders
  • SafePlus™ Engineering
  • 8 layers of SafePlus™ side impact protection
  • SafePlus™ side impact management pod
  • SafePlus™ newborn protection insert
Shop Now

Radian® 3QXT

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

  • MSRP - $449.99
  • Advanced 4-in-1 newborn protection
  • SafePlus™ engineering
  • SafePlus™ steel anti-rebound bar
  • 8 layers of SafePlus™ side impact protection
  • SafePlus™ side impact management pod
  • SafePlus™ newborn protection insert
Shop Now

Radian® 3QX

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

  • MSRP - $399.99
  • 3-in-1 newborn protection
  • SafePlus™ engineering
  • SafePlus™ steel anti-rebound bar
  • 6 layers of SafePlus™ side impact protection
Shop Now

Shop Accessories

Shop Now