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Head to head · Car Seats

Grow and Go All-in-One Convertible Car Seat vs Radian 3R, 3-in-1 Convertible Car Seat

Ravvy scores Grow and Go All-in-One Convertible Car Seat at 89.67 and Radian 3R, 3-in-1 Convertible Car Seat at 86.09. Grow and Go All-in-One Convertible Car Seat takes the overall pick, best for value-conscious families seeking a single seat for all growth stages..

Ravvy pick

Safety 1st Grow and Go All-in-One Convertible Car Seat, Rear Facing, 5-40 lbs, Forward Facing (30–65 lbs), High Back Booster Seat 40-100 pounds, Alaskan Blue Alaskan Blue Original
89.7

$140

Families seeking maximum value should buy this seat for its impressive 10-year lifespan and easy-to-clean fabrics, though they must accept basic installation hardware and a bulky profile.

Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear Facing & Forward Facing, 10 Years 1 Car Seat, Slim Fit 3 Across, Jet Black Radian 3R Fits 3 Across Black Jet
86.1

$200

This is the definitive choice for growing families needing to fit three children across a single row, provided they can manage its heavy steel frame and technical installation process.

How they score

FactorGrow and Go All-in-One Convertible Car SeatRadian 3R, 3-in-1 Convertible Car Seat
Longevity9894
Value for Money92–
Ease of Cleaning95.5–
Material Quality68–
Space Efficiency62–
Installation Ease72.5–
Portability–72
Ease of cleaning–84
Space efficiency–98.5
Safety construction–96
Ease of installation–65.5

Grow and Go All-in-One Convertible Car Seat

What owners praise

  • Machine washable and dryer safe seat pad
  • QuickFit harness requires no rethreading
  • Lightweight design compared to other all in one seats
  • Includes two dishwasher safe cup holders
  • Budget friendly price for a 10 year lifespan

What to know first

  • Large footprint may limit front passenger legroom
  • Latch connectors are basic hook style rather than push button
  • Material feels less premium than high end competitors

Skip it if owners of compact cars with limited rear legroom

Radian 3R, 3-in-1 Convertible Car Seat

Skip it if parents who frequently switch the seat between different vehicles

Specs side by side

SpecGrow and Go All-in-One Convertible Car SeatRadian 3R, 3-in-1 Convertible Car Seat
UPC884392005054677726506200
ASINB0FH7MQ9BJB083F5P7VP
BrandSafety 1stDiono
ColorAlaskan BlueBlack Jet
Unit Count1 Count1 Count
Item Weight13.2 pounds23 pounds
OrientationFront Facing, Rear FacingConvertible Seat
Part NumberCC409HMO50620
Harness Type5-Point5-Point
ManufacturerDorel Juvenile GroupDiono
Model NumberCC409HMO50620
Material TypePolyesterAlloy Steel, Plastic, Polypropylene, Polystyrene

Other options in this category

Britax One4Life All in One Car Seat, Up to 10 Years of Use — Mineral Gray Mineral Gray One4Life
95.1

Best for safety conscious parents who want a single high quality seat to last from birth to middle school

  • 10 year lifespan from 5 to 120 pounds
  • Built-in cooling channels for airflow
  • Steel reinforced frame
$440
Graco Extend2Fit Convertible Car Seat, Rear and Forward Facing Car Seat with Adjustable Extension Panel for Extra Legroom, Great Gift for Baby Shower or Baby Registry, Gotham Gotham 2.0 2-in-1
94.1

Best for parents prioritizing extended rear-facing safety for taller children.

  • 4-position extension panel
  • 10-position headrest height
  • ProtectPlus Engineered safety
$240