In-Depth Review of the Graco Tranzitions 3-in-1 Harness Booster (2023)

A Convertible Car Seat with Comfort and Convenience

Last Updated on 2023-10-20

This comprehensive review will provide an in-depth look at the Graco Tranzitions 3-in-1 Harness Booster. We'll analyze the key features, real owner experiences, who this seat is ideal for, and technical specifications to help you determine if this is the right car seat for your family.

Current Price Seller
In stock
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The price point combined with its 3-in-1 versatility offers significant savings over time.


It meets Graco's ProtectPlus Engineered safety standards, which is a rigorous test for safety.


The Simply Safe Adjust Harness System and portable design are standout features.


Some parents find the installation process difficult and frustrating.


Easy to remove and washable parts make cleaning a breeze.


The lightweight and compact design make it convenient for transfers between vehicles.

Key Information

Type Convertible

Forward-Facing High Back Booster Backless Booster
Weighted Rating 4.77 / 5.0

Product Overview

The Graco Tranzitions 3-in-1 Harness Booster Car Seat

The Graco Tranzitions 3-in-1 Harness Booster Car Seat is a versatile offering designed to grow with your child. This car seat can be transitioned from a harness booster suitable for children weighing 22-65 lb, to a highback booster for those weighing 40-100 lb, and finally to a backless booster for the same weight range.

This car seat aims to provide comfort, convenience, and versatility. The seat features thick cushioning and a machine-washable cover to keep kids cozy. Dual, removable cup holders keep drinks and snacks within reach. An adjustable headrest and no-rethread harness allow the seat to adapt as children grow.

Key Features

What features set this car seat apart from others?

  • Graco's Simply Safe Adjust Harness System allows adjusting the harness and headrest to 8 height positions without rethreading, meaning it can grow with your child.
  • Lightweight at only 15 lb, it's portable and ideal for active parents.
  • Seat pad, body insert, and harness covers can be easily removed and washed.
  • Dual removable cup holders for drinks and snacks.
  • Meets Graco's ProtectPlus Engineered standards, meaning it meets an extremely high bar for safety

What Real Owners Think

Here's what actual owners of the Graco Tranzitions 3-in-1 Harness Booster had to say based on hundreds to thousands of reviews we've analyzed from Target and Amazon.

Pros Cons
  • It is comfortable for children and they enjoy using it. As one reviewer mentioned, "My kids fight over this one because it is the most comfortable one."
  • The car seat is lightweight and compact, making it easy to move between vehicles.
  • It has good safety features and is made of quality materials. Many parents say that it feels "very well made".
  • The car seat is very difficult and frustrating to install properly no matter the vehicle type. One parent remarked "This is the only car seat I have ever had this problem with."
  • When it's unoccupied, the headset rattles loudly while driving.
  • The car seat feels like it lacks adequate side impact protection and leg room for children.

Who Should Buy the Graco Tranzitions 3-in-1 Harness Booster?

The Graco Tranzitions 3-in-1 Harness Booster is perfect for parents who seek a long-term investment in a car seat that will adapt as their child grows. While the lightweight design makes it a solid choice for those that frequently need to move the car seat between cars or active families constantly on the move, those who might struggle with complex installations or prioritize easy installation might want to consider other options.

Final Verdict

Overall, the Graco Tranzitions 3-in-1 provides good value for parents wanting an adjustable seat that grows with their child. While it may not have the luxury features or ease of installation of pricier options, the 3-in-1 design and machine-washable fabric offer convenience and longevity. For parents seeking comfort, extended rear-facing, or a deluxe experience, other options may be preferable despite a higher cost. But for shoppers wanting versatility on a budget, the Graco Tranzitions 3-in-1 is a sensible choice.


Allowable Height and Weight Ranges

Height Range Weight Range
Forward-facing 27 - 57 inches 22 - 65 pounds
Booster 0 - 49 inches 30 - 100 pounds

Dimensions and Weight

Width 19.0 inches
Height 26.5 inches
Depth 17.4 inches
Weight 20.0 pounds

Core Specifications

Model Year 2018
Made In China
Frame Material Aluminum

Safety and Compliance

Federal Safety Standards Meets all standards
Configurations FAA-Approved for Airplanes Forward-Facing
High Back Booster
Backless Booster
NHTSA Ease-of-Use Ratings
These ratings let you compare how easy it is to use certain car seat features. They are not a reflection of car seat features being better or safer.
Forward-Facing Mode
Overall 3 out of 5 stars
Labels 2 out of 5 stars
Instructions 4 out of 5 stars
Securing 3 out of 5 stars
Installation Features 3 out of 5 stars
Booster Mode
Overall 4 out of 5 stars
Labels 3 out of 5 stars
Instructions 5 out of 5 stars
Securing 1 out of 5 stars
Installation Features 5 out of 5 stars
Previous Recalls This car seat has never been recalled.


Attachment Methods LATCH
Harness Type 5-Point
Cup Holders Has cup holders.

Warranty and Durability

Manufacturers Warranty Length 1 year
Lifespan 7 Years

Additional Links

See all Graco car seats
See all Convertible car seats

Current Price Seller
In stock
$104.99 Shop