10 Best Baby Car Seats For Sitting Up 6 Months Plus in The UK

Last updated on 22/07/2025

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Maxi-Cosi Nomad Plus, Foldable Car Seat, 15 Months – 4 Years, 76 - 105cm , Portable Travel Car Seat, Ultra-Compact & Lightweight, Side Impact Protection, Fits any Car, Travel Bag, Authentic Black

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Why We Love It

Ultra-compact and lightweight design.
Quick universal installation feature.
Washable fabric for cleanliness.

Main Highlights

GROUP 1 CAR SEAT: this foldable toddler car seat is suitable from 15 months up to approx. 4 years (9–18kg) and is quick to install and easy to carry, so your child travels safely in comfort
EASY TO TRAVEL EVERYWHERE: the Nomad Plus is built for travelling as it's super easy to fold, has an integrated handle and comes with a water repellent travel bag
ULTRA-COMPACT AND LIGHTWEIGHT: the child car seat is ultra-compact and lightweight (4,26 kg), which makes it super easy to carry so your child can travel safely in comfort, everywhere you go
QUICK UNIVERSAL INSTALLATION: Nomad Plus fits any car with its belt installation and takes less than 30 seconds to install thanks to the belt routine ensuring correct installation of the car seat
SIDE IMPACT PROTECTION: with the seat's reinforced Side Impact Protection, you can relax knowing that your child is fully protected and safe when you bring your trusted child car seat with you
SOFT FABRICS AND COMFORTABLE PADDING: nestled in its soft fabrics and extra-comfy padded seat, your little one will always be snug and comfortable travelling from one adventure to the next
EASY HARNESS & HEADREST ADJUSTMENT: thanks to the easy adjustment of the safety harness and headrest height, the Nomad Plus provides extra safety and comfort over the years as your child grows
5-POINT SAFETY HARNESS: the Nomad Plus has a 5-point safety harness with anti-slip shoulder pads, keeping your growing child safe and stable at all times (suitable up to 4 years)
WASHABLE FABRICS: the car seat's easy-to-remove fabrics are machine washable at 30 degrees, allowing you to keep the car booster seat clean during all those family travels
INCLUDED ACCESSORIES: the integrated water repellent travel bag makes travelling easy – even when you have your hands full, you can pack the Nomad Plus away and throw it over your shoulder

globalkids Safety Baby Car Seat with Isofix and Top Tether, 360 Degree Rotating Child Seat for All Group 0-12 Years Old (up to 36kg), Black (2022 Edition)

26% OffFree Shipping

Why We Love It

Versatile, accommodating 0-12 year children.
Offers top-notch safety features.
Ensures customizable, comfortable positioning.

Main Highlights

360° Rotation Child Car Seat -- to make it easy to put your child in and take out of the seat.
0-12 Years ISOFIX Baby Car Seat -- Rearward facing suitable for 0-18kg (Group 0+,1), but when baby exceeds 6kgs, need to remove inner cushion, Forward facing suitable for 9kg-36kg(Group 1,2,3), in other words, Group 1(9-18kg) is not only suitable for rearward facing, but also for forward facing.
Isofix Car Seat -- It is easy to install and will not wobble. The five-point harness and anti-slip shoulder straps provide all-round protection for the baby's safety.
Side Impact Protection -- globalkids all-in-one car seat to absorb the energy in case of impact crash from side,to provide double side head protection to ensure the travel safety and parents rest assured.
Rcline and Headrest Adjustment Features -- Rearward facing with big angle to reach 160 degree to provide very comfortable position for your baby. There are 3 position reline for forward facing installation , 11 headrest position which adjusts simultaneously with the harness plus 4 recline positions. buckle holder to keep harness out of the way and removable seat-insert

My Babiie i-Size 360° Spin Baby Car Seat – Support Leg, ISOFIX, Birth to 12yrs (40-150cm), R129, ERF, Group 0+/1/2/3, Rotating 360 Swivel, MBCSSPIN - Black Quilted

14% Off

Why We Love It

Grows with your child.
Quick, easy installation.
Superior safety standards.

Main Highlights

EVERY STAGE CAR SEAT: The My Babiie i-Size Spin Car Seat is suitable from 40-150cm (approx. 0-12 years, 0-36kg, Group 0+123). Designed to grow with your child from newborn to 12 years old
HASSLE-FREE INSTALLATION: Featuring ISOFIX connectors and support leg for quick, easy and safe installation. Full 360° rotation for side loading with the simple push of a button
SAFETY FIRST: Designed and tested according to the latest EU safety standards (ECE R129), this spinning car seat ensures your baby is safe and secure on their travels. Features Extended Rear Facing (ERF) and Side Impact Protection
SUPERIOR COMFORT: Includes a premium padded seat, newborn cushion insert, one-handed recline in both rearward and forward facing positions, and height-adjustbale headrest to ensure your child’s comfort on every journey
EASY TO CLEAN: Simply remove the car seat’s cover and hand wash when it is time to freshen up the car seat
PREMIUM STYLE: Stand out with the stylish My Babiie range of Car Seats, including designs from Billie Faiers, Dani Dyer and Samantha Faiers. Crafted with a modern aesthetic in mind, this car seat doesn't just perform well; it also looks good, making it a fashionable choice for modern parents

Graco Extend LX R129 Convertible Car Seat, Rearward Facing for Longer from Birth to Approx. 4 Years (40-105cm). Forward Facing from 15 Months to Approx. 4 Years (76-105cm), Midnight Fashion

10% OffFree Shipping

Why We Love It

Grows with your child.
Offers multiple recline positions.
Ensures optimal safety features.

Main Highlights

Suitable from 40-105cm (birth to approx. 4 years); Rearward facing for longer - from 40-105 cm (birth to approx. 4 years); Forward facing harness mode from 76-105cm (15 months to approx. 4 years)
4-position recline (1 rearward, 3 forward)
No-rethread harness allows you to easily adjust the harness and 6-position headrest together as your child grows, ensuring your child is properly secured at all ages
Safety Surround Side Impact Protection; Intuiative and easy belt path installation with integrated lock-off
Padded newborn inserts and harness pads included

Joie Stages R44 from Birth Combination Group 0+1/2 Belted Car Seat (Birth - Approx. 7 Years, 0-25kg) - Coal

15% OffFree Shipping

Why We Love It

Grows with your child.
Simple seatbelt installation.
Steel frame for protection.

Main Highlights

BIRTH TO 7 YEARS, built to grow with little ones. Get through years of growth in a single seat for birth to 7 years. It offers rear facing use up to 18 kg, forward facing use with a harness from 9-18 kg, and forward facing as a belted booster from 15-25 kg.
SEATBELT INSTALL, simple security. The stages convertible car seat attaches securely to the seat with a seatbelt , making it ideal for older model vehicles that don't have ISOFIX or compact vehicles.
GROW TOGETHER, designed with growth in mind. Multi-height headrest and harness system that adjusts simultaneously with just one hand… even while the car seat is installed, and without rethreading a harness. It’s just what you need to be prepared for those growth spurts that seem to happen overnight.
STEEL REINFORCED SHELL, bound to protect. Steel frame support keeps car seat strong during impact, extends the life of the materials of the seat to 10 years, and adds weight to keep the seat tight and low to the vehicle seat for better stability and protection.
4 RECLINE OPTIONS for laidback riding. 1 recline position while rear facing and 3 when forward facing means you’ll always have options to help you customise their comfort.

Kinderkraft Car Seat Comfort UP, I-Size Booster Child Seat, with 5 Point Harness, Adjustable Headrest, for Toddlers, Infant, Group 1/2/3, 9-36 Kg, Up to 12 Years, Gray

18% OffFree Shipping

Why We Love It

Compliant with safety standards.
Multiple headrest adjustment positions.
Equipped with modular insert.

Main Highlights

FUNCTIONAL: The car seat is suitable for children from 76 cm to 150 cm tall (approximately 15 months to 12 years or 9-36 kg); It is compliant with the latest R129 i-Size standard, it has successfully passed crash tests
SAFE: Easy installation with a three-point car seat belt, equipped with guides that are comfortable to use; The car seat is equipped with the internal five-point safety harness with soft pads and a crotch protector
COMFORTABLE: There are 11 headrest adjustment positions, and thanks to the EASY GROW SYSTEM, it offers simultaneous adjustment of the headrest and the internal safety harness; It has a wide, soft seat covered with breathable material
PRACTICAL: The car seat features special elastic bands to hold the safety harness, making it easier to place the child in it; And when you start to fasten your little one with the car seat belt; you can tuck away the internal safety harness without having to remove it from the car seat
MODULAR INSERT: The car seat is equipped with a soft and comfortable insert for younger children, which is modular and you can easily adjust it to your little one; You can use the insert for a child up to 87 cm tall (the part under the buttocks) or up to 105 cm (headrest)

Cozy N Safe Logan Group 1/2/3 Car Seat 9-36kg, 9 Months to 12 Years, 5 Point Harness, Forward Facing, Side Impact Protection, Adjustable Headrest, Lightweight, Child, Toddler Car Seat - Black/Grey

Why We Love It

Adjusts with your child's growth.
Promises safety with 5-point harness.
Easy installation and lightweight design.

Main Highlights

GROWS WITH YOUR CHILD: The Logan car seat features an adjustable headrest and toddler insert cushions keeping all children no matter their size protected and comfortable.
5 POINT HARNESS: The child seat comes complete with a 5 point harness suitable for toddlers up to 18kg. This can then be hidden transforming the seat into a high backed booster.
FITTED IN MINUTES: The Logan can be fitted into most makes and models of car using the vehicle's seat belt.
REMOVABLE & WASHABLE COVERS: Accidents will happen that's why the Logan's covers can be easily removed and washed at 30°C.
ADDED COMFORT: Armrest, a large seating area and extra deep padding as well as insert cushions means the Logan is super comfortable for children no matter their size.
LIGHWEIGHT DESIGN: The Cozy N Safe Logan child car seat is a perfect addition for families who are always on the go. The lightweight design and easy fitting method allows you to swap the child seat between cars easily.

Mamas & Papas Baby Snug Seat and Activity Tray with Adjustable Features, Supportive, Stable and Easy Clean Design, Eucalyptus

25% OffFree Shipping

Why We Love It

Lightweight and highly portable.
Effortless to clean.
Adjustable and interactive.

Main Highlights

LIGHTWEIGHT AND PORTABLE: The lightweight design means you can easily entertain your baby in any room of the house
EASY CLEAN DESIGN: The easy wipe clean design means the seat can be used in a variety of settings and can even be used for early weaning
SUPPORTIVE AND ADJUSTABLE: The supportive seat includes a removable insert so it can be adapted as your child grows
INTERACTIVE FEATURES: 8 interactive features for a fun playtime to keep your baby entertained
EASY TO USE: The play tray can be easily removed with a simple click
AGE: Suitable from 3 months (or when baby is able to support their own head) to 12 months+ approx.

Kidoola Adjustable Car Seat for Toddlers & Children - Safety Certified Booster Seat, Padded & Comfortable with 3 Adjustable Age Functions & Straps, Up to 12 Years - ECE R44/04 (Grey & Black) (Grey)

Why We Love It

Grows with your child's needs.
Custom fit for every size.
Comfortable padding for enjoyable travel.

Main Highlights

👶 Adjustable with Age: The Kidoola car seat features three age functions, ensuring a secure and snug fit for toddlers and children up to 12 years old. This adaptability makes it a long-lasting investment for your family's safety. From a car seat for toddlers to a high back booster seat for older kids, this versatile design grows with your child.
👶 Adjustable Straps: Equipped with adjustable straps, this child car seat provides a customised and secure fit for children of different sizes. The straps can be easily adapted to ensure a comfortable and safe journey every time, whether you’re using it as a baby car seat or a booster car seat.
👶 Padded and Comfortable: Your child's comfort is a top priority. The Kidoola car seat is generously padded to provide a cosy and enjoyable experience during travel. Whether it's a short trip to the grocery store or a longer road adventure, your little one will be comfortably seated in this kids’ car seat.
👶 Safety Certified (ECE R44/04): Rest easy knowing that the Kidoola Adjustable Car Seat meets the stringent safety standards of ECE R44/04. This safety certification ensures optimal protection for your child during car journeys, making it a reliable choice for a baby car seat or a high-backed booster seat.
👶 Versatile Use: The Kidoola car seat is perfect for various stages of your child's growth, serving as a car seat for babies, a car seat for toddlers, and eventually a travel booster seat. It's also ideal for booster seats for 4 - 12 years children providing a seamless transition through the years. This all-in-one solution simplifies your life, ensuring your child's safety and comfort on every journey.

My Babiie MBCS02 i-Size Baby Car Seat - 40-87cm (Birth to 15 Months Approx.), R129, Group 0+, Lightweight Infant Carrier, Large Canopy, Newborn Insert, Adjustable Headrest - Black

Why We Love It

Lightweight for easy carrying.
i-Size certified for safety.
Comfortable and adjustable features.

Main Highlights

GROUP 0+ CAR SEAT: The My Babiie MBCS02 is suitable from birth up to approx. 15 months, 40-87cm (up to approx. 13kg). i-Size certified and rear facing kids car seat
LIGHTWEIGHT INFANT CARRIER: Weighing only 3.5kg, the MBCS02 includes an adjustable handle and lightweight design for easy carrying to and from your car
SAFETY FIRST: The i-Size MBCS02 is designed and tested according to the latest EU safety standards (ECE R129), this car seat ensures your child is safe and secure on their travels. Features 5 point harness
HASSLE-FREE INSTALLATION: Infant carrier may be installed with your car's seat belt, or using the MBISO4 i-Size ISOFIX Base sold separately
SUPERIOR COMFORT: The adjustable headrest, newborn inlay, ergonomic design, and extra padding ensure your child’s comfort on every journey
LARGE PROTECTIVE CANOPY: The large adjustable canopy keeps your little one protected from the sun and elements and supports a better atmosphere for relaxation
FLEXIBLE TRAVEL SYSTEM: This car seat fits a range of My Babiie travel systems. Please check compatibility before you purchase
ALSO FEATURES: Simple to remove hand washable cover, stylish fabrics, adjustable handle, adjustable canopy

8.7

Excellent

We scanned 1939 products

We reviewed these offers relevant to the Baby Car Seats For Sitting Up 6 Months Plus within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Maxi-Cosi, globalkids, My Babiie, Graco, Joie, Kinderkraft, COZY N SAFE, Mamas & Papas, kidoola, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Baby Car Seats For Sitting Up 6 Months Plus in the market, we considered we took a deep dive into 9696 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Maxi-Cosi Nomad Plus, Foldable Car Seat, 15 Months – 4 Years, 76 - 105cm , Portable Travel Car Seat, Ultra-Compact & Lightweight, Side Impact Protection, Fits any Car, Travel Bag, Authentic Black. We love many things about this product by Maxi-Cosi. What sets it apart from the competition is Ultra-compact and lightweight design, Quick universal installation feature, Washable fabric for cleanliness.
The best value product for most shoppers and where user satisfaction is continuously the highest is globalkids Safety Baby Car Seat with Isofix and Top Tether, 360 Degree Rotating Child Seat for All Group 0-12 Years Old (up to 36kg), Black (2022 Edition) by globalkids based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Baby Car Seats For Sitting Up 6 Months Plus and the best cost-to-value ratio is globalkids Safety Baby Car Seat with Isofix and Top Tether, 360 Degree Rotating Child Seat for All Group 0-12 Years Old (up to 36kg), Black (2022 Edition)at globalkids with a 26% discount.
Our list of the best Baby Car Seats For Sitting Up 6 Months Plus is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Baby Car Seats For Sitting Up 6 Months Plus in The UK

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We scanned 1939 products

We concluded that: