This table shows a quick comparison between the specs of Britax Boulevard G4.1 and Diono Radian RXT.
Britax Boulevard G4.1 vs Diono Radian RXT

Britax Boulevard G4.1

Diono Radian RXT

Spec Comparison of Britax Boulevard G4.1 and Diono Radian RXT

Britax Boulevard G4.1 Diono Radian RXT
Our rating: Our rating:
Type
Convertible Car Seat Convertible Car Seat
Color Options
Congo, Fusion, Laguna, Multi, Onyx, Silver birch, Baxter, Domino, Harlequin, Hudson, Slate strie Blue, Midnight, Shadow, Black scarlet, Black mist, Black plum, Essex
Child Weight Min – Rear Facing
5 lbs
5 lbs
Child Weight Max- Rear Facing
40 lbs
45 lbs
Child Weight Max- Forward Facing
20-65 lbs 20-80 lbs
Child Standing Height
49″ or less
44″ or less
Child Seated Shoulder Height Min – Rear Facing
9″
Child Seated Shoulder Height Max – Rear Facing
16.75″
Child Seated Shoulder Height – Forward Facing
12 – 16.75″
Shoulder Width
13″
14″
Inside Hip Width
11″
Inside Seat Depth
11.5″
Inside Seat Height
26″
External Widest Point
19″
17″
Type of Harness
10-position, quick-adjust harness 5-point energy-absorbing harness
Lowest Harness Position
7″
9″
Highest Harness Position
17″
17.5″
Expiration Date
7 years 10 years
Car Seat Weight
19.5 lbs
22 lbs
Car Seat Height
26″
28.5″
Car Seat Width
18.5″
17″
Car Seat Depth
21″
Features
  • Safecell impact protection is an integrated system of safety components, including an impact absorbing base, tether and harness, an impact stabilizing steel frame, and complete side impact protection plus
  • SafeCell complete side impact protection plus provides an advanced level of protection: a deep, foam-lined shell absorbs crash forces and shields your child from debris, and an energy-absorbing headrest keeps your child’s head and neck secure
  • Click and safe snug harness indicator gives an audible click to aid you in the proper tightening of your child’s harness
  • The Diono Radian family of car seats are the only all-in-one car seats with a full steel frame, making them one of the safest car seats available today
  • Rear facing 5 to 45 pounds. Forward facing 20-80 pounds (up to 57″) in 5-point harness. Booster to 120 pounds
  • Infant body support cushions and memory foam for added comfort
  • Adjustable headrest with reinforced sidewalls. Infant body support insert is tucked under the seat.
  • Lined with EPS foam and energy-absorbing harness system for added safety
  • Folds flat for travel and fits 3 across in mid-sized vehicles

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    Britax Boulevard G4.1 vs Diono Radian RXT

    Britax Boulevard G4.1 vs Diono Radian RXT