US
Evenflo

Evenflo Maestro Sport Booster Car Seat

  • Weight Capacity: 100 pounds
  • Orientation: Forward Facing
  • Installation: Seat Belt
  • Material: Polyester, Polyurethane

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

The Evenflo CS5003 covers forward facing kids up to 100 pounds using seat belt installation, a straightforward option where latch anchors are not available or convenient.

As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.

ASIN: B0FPMN95P2Model: CS5003Category: Child Car Seats

Overview

The Evenflo CS5003 is a forward facing car seat rated to 100 pounds, installed with a vehicle seat belt rather than a latch system. At 9.6 pounds and a polyester and polyurethane build, it is sized for older toddlers through bigger kids rather than infants.

A 100 pound capacity and forward facing orientation place this seat in the toddler-to-booster range rather than infant use, since rear facing infant seats typically list lower weight ceilings. Seat belt installation, rather than latch, means fitting depends on the vehicle's belt routing and buckle position, worth checking against the car before buying. The CS5003 model number identifies a specific version, useful for confirming manual and part compatibility.

  • Forward facing car seat by Evenflo, model CS5003
  • 100 pound weight capacity
  • Seat belt installation
  • 9.6 pound polyester and polyurethane shell

Who it's for

Parents of forward facing toddlers or bigger kids who need a seat belt installed car seat, useful in vehicles or seating positions without a latch anchor. Not the choice for parents needing a rear facing infant seat.

Pros and cons

Pros
  • 100 pound capacity covers toddlers through bigger kids
  • Seat belt installation works in positions without latch anchors
  • Lightweight shell at 9.6 pounds for moving between cars
Cons
  • Forward facing only, not for infants needing rear facing
  • Installation depends on vehicle belt routing rather than latch

Performance notes

With a 100 pound capacity, the CS5003 extends further into childhood than many forward facing seats, and its 9.6 pound shell keeps it manageable to move between vehicles. Seat belt installation requires threading the vehicle's belt through the seat's path, slower than a latch click-in for some parents but workable in any seating position with a belt.

Specifications

BrandEvenflo
ModelCS5003
Dimensions & fit
Weight Capacity100 pounds
OrientationForward Facing
Item Weight9.6 poundslower than 79% of 99 child car seats
Dimensions17 × 19 × 28 inches
Dimensions17"D x 19"W x 28"H
Construction & materials
MaterialPolyester, Polyurethane
Compatibility & installation
InstallationSeat Belt

Closest rivals on specs

Compare all side by side

Frequently asked questions

Is the Evenflo CS5003 rear facing or forward facing?

It is forward facing.

How is the CS5003 installed?

By vehicle seat belt rather than a latch system.

What is the weight limit?

100 pounds.