10 of the Best Car Seats for Kids 4+ in 2025: Tested and Reviewed

10 of the Best Car Seats for Kids 4+ in 2025: Tested and Reviewed

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Top Car Seats from 4 Years Onward

If your little one has outgrown their toddler car seat, it’s time to move to the next stage: a high-backed booster seat. These car seats typically cater to children aged 3-4 years and up, extending all the way to around age 12. Not only do they provide better support as your child grows, but they also adhere to rigorous safety standards to ensure peace of mind during your journeys.

Here’s our comprehensive list of the top high-backed booster seats, carefully selected to meet your needs.

Cybex Solution T i-Fix

Cybex Solution T i-Fix

Cybex Solution T i-Fix

The Cybex Solution T i-Fix offers advanced features like a tilting headrest to prevent your child’s head from falling forward during naps. Its adjustable design ensures comfort and security, while side-impact protection keeps safety a priority.

Graco Affix R44 Highback Booster Car Seat

Graco Affix R44 Highback Booster Car Seat

Graco Affix R44 Highback Booster Car Seat

The Graco Affix is a solid choice for parents seeking affordability without sacrificing quality. With integrated cupholders and a seatbelt guide to ensure accurate positioning, it offers great value for money.

 

Britax Römer Kidfix i-Size

Britax Römer Kidfix i-Size

Britax Römer Kidfix i-Size

The Britax Römer Kidfix i-Size stands out with its innovative lap belt rest and SecureGuard system, which add an additional layer of safety by keeping the lap belt in the optimal position over your child’s pelvic bones. With advanced side-impact protection and shock-absorbing chest pads, it prioritizes safety without compromising on comfort. We also love the high-quality, washable fabrics that add a layer of practicality for busy parents.

Maxi-Cosi Tanza i-Size High Back Booster Seat

Maxi-Cosi Tanza i-Size High Back Booster Seat

Maxi-Cosi Tanza i-Size High Back Booster Seat

The Maxi-Cosi Tanza is designed for comfort and safety, featuring multiple reclining positions and foldable side wings that make it versatile and easy to install. Its i-Size certification ensures it meets the highest safety standards, making it a great companion for growing families.

 

Cozy N Safe Logan Group 1/2/3 Car Seat

Cozy N Safe Logan Group 1/2/3 Car Seat

Cozy N Safe Logan Group 1/2/3 Car Seat

If you’re looking for a car seat that grows seamlessly with your child, the Cozy N Safe Logan is an excellent pick. Suitable for ages 9 months to 12 years, this seat boasts an adjustable headrest and a deep-padded lining to keep your child comfortable for years to come.

 

Silver Cross Discover i-Size

Silver Cross Discover i-Size

Silver Cross Discover i-Size

Combining premium design with practical features, the Silver Cross Discover i-Size excels in both style and function. Its bamboo fabric is not only eco-friendly but also temperature-regulating, making it perfect for year-round use. Plus, the 10 headrest and 4 reclining positions allow the seat to grow effortlessly with your child.

 

Maxi-Cosi RodiFix AirProtect High Back Booster Seat

Maxi-Cosi RodiFix AirProtect High Back Booster Seat

Maxi-Cosi RodiFix AirProtect High Back Booster Seat

Engineered for comfort and ease, the Maxi-Cosi RodiFix features AirProtect technology for enhanced neck and head protection. With a slim design ideal for compact cars, this booster seat doesn’t compromise on safety or usability.

 

Kinderkraft JUNIORFIX2 Car Seat

Kinderkraft JUNIORFIX2 Car Seat

Kinderkraft JUNIORFIX2 Car Seat

Durable and straightforward, the Kinderkraft JUNIORFIX2 features side-impact protection and adjustable components to adapt to your child’s growth. Its lightweight frame also makes installation a breeze, especially with Isofix compatibility.

Graco Junior Maxi i-Size

Graco Junior Maxi i-Size

Graco Junior Maxi i-Size

Lightweight and convenient, the Graco Junior Maxi pairs affordability with key safety features like side-impact protection. Two retractable cup holders add a touch of practicality, and its compact dimensions make it ideal for smaller vehicles or busy families on the go.

 

Cybex Solution G i-Fix

Cybex Solution G i-Fix

Cybex Solution G i-Fix

Known for exceptional comfort, the Cybex Solution G i-Fix features cushioned fabrics for long rides. Its 3-position reclining headrest and one-hand adjustable settings ensure both ease of use and adaptability as your child grows.

When transitioning to a high-backed booster seat, be sure to choose one that fits securely in your car and prioritises safety and comfort for your growing child. Explore these trusted options today!