The best car seats for 4 year old will be lightweight, easy to use and comfortable, even for long car rides. To help you find the right one, we’ve rounded up the best car seats for 4 year old and how to pick the right one for you.
Read on to learn more about our favorite car seats for 4 year old.
Top 10 Car Seat For 4 Year Old (Based on Our Research)
Our Editor’s Best Car Seat For 4 Year Old Reviews
Graco Tranzitions 3 in 1 Harness Booster Seat, Proof

Key Features:
- The 3-in-1 harness booster car seat is for a 4 year old. It helps protect your child from toddler to youth.
- This car seat grows with your child from a forward-facing harness seat to a high-back booster seat to a backless booster seat. It meets industry standards for safety and is recommended for children between the ages of 4 and 8.
- This car seat is for a 4 year old and has a harness system that can be adjusted without having to rethread it. The headrest and harness can be adjusted together in one motion. Do not use bleach on this seat.
- This car seat is a great choice for busy, active parents who are looking for a lightweight and portable option. It is perfect for kids aged 4 and up, and features a comfortable design that will keep them safe and secure on long car rides.
- The car seat has an adjustable headrest that can be moved up and down with one hand, and has 8 different positions to choose from. The headrest is designed to grow with your child, so it will continue to be comfortable and supportive as they get bigger.
- This car seat has two easy-to-clean cup holders that can hold your child’s drinks and snacks.
- This car seat has open-loop belt guides to help position the seat belt correctly. It is intended for use by 4 year old.
- This car seat is for a 4 year old and is comfortable with machine washable seat pad, body support, and harness covers.
- This car seat is designed to protect a 4 year old during a frontal, side, rear or rollover crash.
- This car seat is designed for use by 4 year olds, and meets or exceeds the child restraint criteria for a frontal crash test under the US FMVSS 213 standard.
KidsEmbrace 2-in-1 Harness Booster Car Seat, Marvel Spider-Man

Key Features:
- This car seat is for a 4 year old and has a 5-point harness security. This means that there are two position points at each shoulder, two position points at the child’s hips, and one point where the harness buckles between the legs to give your child the best possible protection.
- This is a forward-facing car seat for a 4-year-old with three harness positions. The shoulder straps can be positioned at or just above the shoulders, depending on the child’s age and height.
- This car seat is for a 4-year-old child and can be used in two different modes. The first mode is a forward-facing five-point harness car seat for children weighing between 22 and 65 pounds and 29 to 49 inches in height. The second mode is a belt-positioning booster seat for older children weighing between 40 and 100 pounds and 38 to 57 inches in height.
- This is a safe car seat for a 4 year old that has been certified to exceed Federal Motor Vehicle Safety Standards. It has been side impact tested only when used with a 5-point harness and has an Insurance Institute for Highway Safety “Best Bet” rating when used as a belt-positioning booster.
- This car seat is for a 4-year-old and has an adjustable headrest and two cup holders.
Evenflo Maestro Sport Convertible Booster Car Seat, Forward Facing, High Back, 5-Point Harness, For Kids 2 to 8 Years Old, Whitney Pink

Key Features:
- This car seat can be used as a forward-facing seat for kids ages 2-8 years old or from 22-110 pounds. The dimensions of the seat are 17 x 19 x 27.5 inches.
- This car seat is a dual-use seat that can be used as a 5-point harness car seat for toddlers aged 2-4 who are between 22 and 50 pounds and 28 and 50 inches tall, or as a high-back booster seat for kids aged 4-8 who are between 40 and 110 pounds and 44 and 57 inches tall.
- This is a car seat for a 4 year old that is adjustable and has a harness and belt. The belt is adjustable to the child’s growth and the booster seat features a guide to keep the belt in the proper position.
- This is a car seat for a 4 year old that is easy to clean. The car seat pad is wipeable and machine-washable, and it removes for easy cleaning.
- This car seat is convenient and safe for 4 year olds, with 2 built-in cup holders to keep drinks and snacks within reach. It meets or exceeds all applicable federal safety standards and Evenflo’s side impact standards.
Diono Solana, No Latch, Single Backless Booster Car Seat, Lightweight, Machine Washable Covers, Cup Holders, Pink

Key Features:
- This car seat is a booster with room to grow. It is backless and can be used up to 120 lb / 54 kg. The booster is wide and has an ergonomically contoured seat to prevent slipping. It also has extra length for better leg support.
- The car seat is designed for 4 year olds and is lightweight and portable. It is easy to transfer between vehicles.
- This is a car seat with two drink holders. It is designed for a 4 year old.
- This is a booster seat for a 4 year old that is easy to install.
- This is a car seat for a 4 year old that is easy to clean. The fabric cover is machine washable for quick and easy cleaning.
KidsEmbrace High-Back Booster Car Seat, Disney Frozen Elsa and Anna

Key Features:
- This is a car seat for a 4 year old that can be easily converted to a backless booster seat.
- The car seat is designed for children over 4 years old, weighing 40 to 100 pounds, and measuring 38 to 57 inches in height. The backless booster is designed for children over 4 years old, weighing 40 to 100 pounds, and measuring 40 to 57 inches in height.
- This is a Frozen-themed car seat for a 4-year-old that has a shoulder belt positioning clip and a belt positioning clip guide.
- This car seat is certified safe for 4 year olds and up. It has a high back booster and exceeds the Federal Motor Vehicle Safety Standard (FMVSS 213). It also has a BEST BET BOOSTER rating from the Insurance Institute for Highway Safety (IIHS).
- This car seat is equipped with a cup holder, so your child can enjoy their beverage or snack at any time during the ride.
Century Boost On 2-in-1 Booster, Splash

Key Features:
- The car seat is for 4 year old children and up. It is a 2-in-1 booster seat that can be transformed from a highback to a backless booster. It is for children who weigh between 40 and 120 pounds.
- This car seat is from the Happy Planet Collection and is made with recycled materials. It is part of our Do More promise to Recycle, Reimagine, and Give Back.
- This car seat is designed for 4 year olds and is slim and lightweight for easy movement from car to car.
- This is a car seat for a 4 year old that has a 6-position, 1-hand adjust headrest.
- This is a car seat with two cup holders for a child who is four years old.
Chicco KidFit Zip Plus 2-in-1 Belt-Positioning Booster Car Seat, Backless and High Back Booster Seat, for Children Aged 4 Years and up and 40-100 lbs. | Taurus/Black/Grey

Key Features:
- This is a car seat for a 4 year old that has head and torso protection with two layers of DuoGuard, a rigid shell and EPS energy-absorbing foam. The 10-position headrest easily adjusts from the waist instead of the neck for comfortable head and body support.
- This is a booster seat that is easy to install and remove. It has a one-pull tightener and quick-release latch for easy transfer.
- This car seat is for a 4 year old and has zip-off cushions for easy machine washing. The seat and backrest are quilted for extra comfort and durability.
- The seat is contoured and has triple-foam padding for comfort and support. The backrest is adjustable to two positions.
- This car seat for a 4-year-old has two removable, dishwasher-safe cup holders that fold out of the way when empty. It also has a bonus storage console that fits into either cup holder to carry big kid necessities for an ideal travel booster seat.
Chase Harnessed Booster, Jameson

Key Features:
- The car seat is for children aged 4 years old and up. It is a 2-in-1 combination booster car seat that can be converted from a 5-point harnessed car seat to a belt-positioning car seat. It can accommodate children from 22 to 110 pounds.
- This car seat is for children aged four years and up. It can be used as a harnessed seat for children weighing between 22 and 40 pounds, or as a belt-positioned seat for children weighing between 40 and 110 pounds. The seat is 28 to 50 inches high and 43.3 to 57 inches wide.
- This car seat is intended for 4 year olds, is lightweight, and has a combination booster. It is equipped for latch systems and is easy to install and transfer between multiple vehicles.
- The car seat is designed to be safe for 4 year olds in the event of a crash, and the harness can be easily cleaned with soap and water.
- This is a harness booster car seat for a child at least two years old. It has integrated cup holders to keep drinks close, and a fit tip that the child’s ears should be below the top of the child restraint headrest. The seat belt booster is for a child at least four years old.
Cosco Finale Dx 2-In-1 Combination Booster Car Seat, Sport Blue, 1 Count (Pack of 1)

Key Features:
- This car seat is for a 4-year-old who can sit in a forward-facing position with a harness between 30 and 65 pounds, or in a belt-positioning booster seat between 40 and 100 pounds.
- This is a car seat that is designed to fit three people across in most vehicles. This is great for growing families and car pools.
- This car seat is lightweight and easy to move from car to car, making it perfect for 4 year olds. It features a 5-point harness for safety and is comfortable for long rides.
- This is a car seat for a 4 year old that is made of deluxe fabric. The fabric is intended to give kids a more comfortable ride.
- This is a car seat with a cup holder that can be detached and used on either side of the seat. The cup holder is dishwasher-safe.
- This car seat is rated as a “Best Bet” by the IIHS for use in booster mode for 4 year olds.
- This car seat is made in the USA and includes both American and imported parts. It is designed for a 4 year old and includes a 5-point harness for safety.
KidsEmbrace Backless Booster Car Seat, DC Comics Batgirl

Key Features:
- The Batgirl backless booster seat is designed for children a minimum of 4 years old, weighing 40-100lbs and 40″-57″ in height.
- This Batgirl Batcycle car seat for 4 year old is made with extra polyurethane foam padding for added comfort.
- This product is a car seat for a 4 year old, specifically a back booster seat. It has a shoulder seatbelt positioning clip to easily adjust the seat belt according to the child’s size.
- The car seat is certified safe by the Insurance Institute for Highway Safety and exceeds the Federal Motor Vehicle Safety Standards.
- This car seat is equipped with a cup holder, so that your child can enjoy their beverage or snack at any time during the ride.
Car Seat For 4 Year Old FAQs
1. When should I switch my 4 year old to a car seat?
Most children need to be in a car seat until they are at least 4 years old.
2. What are the best car seats for 4 year olds?
There is no definitive answer to this question as it depends on the specific needs of the child and the type of vehicle the family has. However, some popular choices for car seats for 3-year-olds include the Britax Marathon ClickTight Convertible Car Seat and the Graco 4ever All-in-One Car Seat.
3. What are the safety concerns with car seats for 4 year olds?
There are a few safety concerns with car seats for year old. One is that they may not be properly installed, which could lead to injury or even death in the event of an accident. Another concern is that the child may not be properly secured in the seat, which could also lead to injury or death. Additionally, some car seats for 4 year old are not designed for use in all vehicles, so it is important to check the compatibility of the seat with your vehicle before using it.
4. How do I know if my 4 year old is ready for a car seat?
There is no definitive answer, as every child is different. However, some parents choose to switch their child to a car seat when they reach a certain age or milestone, such as when they turn one year old, or when they outgrow their infant car seat. Ultimately, it is up to the parents to decide when their child is ready for a car seat.
5. What are the benefits of using a car seat for my 4 year old?
Some benefits of using a car seat for a 1-year-old child include:-It can help keep them safe in the event of a car accident-It can help protect them from being ejected from the vehicle in the event of a crash-It can help keep them from being thrown around the inside of the vehicle in the event of a collision-It can help restrict their movement so they are less likely to be injured in a car accident
Conclusion
There are many great car seat for 4 year old on the market. Our list of the best car seat for 4 year old will help you save time researching and choosing the best one for you.