How to Choose the Best Car Seat for Your Child

Find the Right Car Seat for Every Age and Stage

Choose a car seat by starting with your child’s current weight, height, and age (infant or toddler), then narrow your options based on how you’ll use the seat every day. From infant car seats to rotating convertible, all-in-one, and booster seats, this guide explains the features and differences among all types of car seats to help find the right fit for you and your child. Shop our best car seats and boosters for children of all ages at Chicco.

Baby secured in a rear-facing infant car seat

Infant Car Seats

Newborn to Toddler

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Toddler secured in a rotating convertible car seat turned toward the car door

Rotational Convertible Car Seats

Infant to School-Age

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Children riding in all-in-one car seats inside a vehiclee

All-in-One Car Seats

Infant to Big Kid

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Children seated in harness and booster car seats inside a vehicle

Harness + Booster Car Seats

Toddler to Big Kid

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Children seated in belt-positioning booster seats inside a vehicle

Belt-Positioning Boosters

Big Kid to Youth

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Choosing the Right Type of Car Seat for Your Child

Infant Car Seats

Infant car seats are designed for newborns and young babies and are used in the rear-facing position only. Each infant car seat includes a removable carrier and a stay-in-car base, making it easier to move your baby from car to stroller without unbuckling them. If you are choosing a car seat for a new baby and want portability for everyday errands and travel, an infant car seat is often a practical place to start. Learn more about choosing an infant car seat.

Rotational Convertible Car Seats

Offering all the features of a convertible car seat, a rotational convertible car seat has the added convenience of 360-degree rotation, which provides an optimal experience for comfortably securing your child in the seat and just as comfortably removing them. A rotating convertible car seat can be used rear-facing for infants and toddlers and simply rotates to forward-facing when height or weight requirements are met. Learn more about choosing a rotational convertible car seat!

All-in-One Car Seats

All-in-one car seats are perfect for buying one car seat that will transition throughout all stages of your child’s car seat journey. Providing all the benefits of a convertible car seat, an all-in-one offers extended use through booster mode. All-in-one car seats stay in the car as they do not click into a base or stroller. Learn more about choosing an all-in-one car seat.

Harness + Booster Car Seats

Harness + booster seats are forward-facing only car seats that convert to a seat belt-positioning booster seat. This type of car seat allows you to maintain your child’s five-point harness protection for as long as possible until you decide to transition to the belt-positioning mode. Harness + Booster Car Seats are a great option for big siblings if you need to free up your convertible car seat for younger siblings! Learn more about choosing a harness and booster car seat!

Belt-Positioning Boosters

Belt-positioning booster seats are designed for bigger kids who are ready to use the vehicle seat belt with added positioning support. These boosters help improve seat belt fit by raising your child to a more appropriate seating height. You can choose a high-back booster for added head and shoulder support, or remove the backrest for a lighter, more portable backless option. Learn more about choosing a belt-positioning booster.

Choosing a Car Seat FAQs


The right car seat depends on your child’s age, height, weight, and stage. In general, babies start in a rear-facing seat, then move to a forward-facing seat with a harness, and later to a belt-positioning booster when they outgrow their forward-facing harness car seat. A good place to start is to check your child’s current measurements and compare them with the seat’s height and weight limits. NHTSA and the AAP both recommend choosing a seat based on your child’s size and developmental stage, then following the manufacturer’s limits for when it is time to transition.

Move to the next car seat stage when your child reaches the height or weight limit for their current seat, based on the manufacturer’s instructions. For example, children should remain rear-facing as long as the seat allows, then use a forward-facing seat with a harness until they reach the maximum height or weight, and then move to a booster car seat. The key point is that transitions should be based on fit and manufacturer limits, not just age alone.

Car seat fit is determined by both height and weight. Children should stay within the car seat manufacturer’s height and weight limits. If a child reaches the maximum height or weight for that seat, it may be time to move to the next appropriate car seat type, based on the manufacturer’s instructions.

Before buying, check both your vehicle owner’s manual and the car seat instructions to confirm compatibility and installation requirements. It is also worth considering how the seat will fit in your back seat, how much space it takes up, and whether it works well for your day-to-day setup. If you are comparing options, it helps to understand what car seats fit your vehicle based on the seat’s dimensions, installation method, and your child’s stage. NHTSA recommends using tools and resources that help match seats to a child’s measurements and installation needs.

Always follow the car seat manual and your vehicle owner’s manual. If you want extra reassurance, NHTSA recommends having your installation checked by a certified Child Passenger Safety Technician. This is especially helpful if you are installing a seat for the first time, switching vehicles, or moving to a new stage.

TPrice and added features are not the same thing. When choosing a car seat, focus on fit for your child, fit for your vehicle, ease of correct use, and whether it supports the stage you need now and later. NHTSA emphasizes selecting the right seat type for your child and using it correctly according to the manufacturer’s instructions.

Yes, you can absolutely buy a car seat online, but it helps to do a few checks before you order. Review the seat’s height and weight limits, dimensions, installation method, and fit for your child’s current stage. It is also a good idea to confirm the retailer’s return policy and review both the car seat instructions and your vehicle owner’s manual to help ensure the seat works well for your vehicle and everyday needs.