
What Makes Radian® Great
Safety from birth to boosterSince 2008, we have been on a journey of discovery and development to pioneer in-car child safety. With four great features across all our Radian® family. The original 3 across All-in-One convertible car seat is lovingly engineered with the famous Diono steel core and now rear-facing for even longer, expect 10 years of safety from just one car seat.

The Original 3 Across All-in-One Car Seat
Safety from birth to booster







Meet The Family
Radian® 3RXT SafePlus™
New and improvedRadian® 3RXT®
The original 3 across All-in-One convertible car seatRadian® 3RX
$299.99Radian® 3R
The original 3 across All-in-One convertible car seatFind The R For You
Radian® 3R
- MSRP: $199.99
- Weight Limit Rear Facing: 5 - 50 lb
- Weight Limit Forward Facing: 22 - 120 lb
- Slim-fit design fits 3 across: Yes
- 10 years of use: Yes
- Easy remove cover - machine wash: Yes
- Anti-slip XL comfort harness: Yes
Radian® 3RX
- MSRP: $299.99
- Weight Limit Rear Facing: 5 - 50 lb
- Weight Limit Forward Facing: 22 - 120 lb
- Head support infant insert: Yes
- Slim-fit design fits 3 across: Yes
- 10 years of use: Yes
- Easy remove cover - machine wash: Yes
- Anti-slip XL comfort harness: Yes
- Steel reinforced cup holder: yes
Radian® 3RXT® SafePlus™
MSRP: $349.99
Weight Limit Rear Facing: 4 - 50 lb
Weight Limit Forward Facing: 22 - 120 lb
Slim-fit design fits 3 across: Yes
10 years of use: Yes
Easy remove cover - machine wash: Yes
Steel reinforced cup holder: Yes
SafePlus™ anti-rebound bar: Yes
SafePlus™ 3-in-1 rear-facing protection: Yes
SafePlus™ testing: Yes
SafePlus™ headrest: Yes
