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Britax Römer Kidfix i-Size Pro Car Seat - Dusty Rose - Style

3.5y to 12y | Forward-facing
SKU: 49683-39422
Regular price £179.00 Sale price £159.00 Save £20
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  • Free delivery | 60-day returns
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  • BIG Green Offer | while stocks last
  • In stock - selling fast  | Get it by  Fri, Jun 12th

The Britax Römer Kidfix Pro i-Size is a safe, cosy haven for your growing child. Designed for ages 3.5 to 12 years (100–150 cm), this high back booster combines thoughtful ergonomics with advanced safety features, including SICT, XP-Pad, and SecureGuard*, giving your little one protection from every angle. 

Its slim yet spacious design ensures a comfortable fit in almost any car, while adjustable headrest and soft padding grow with your child. With i-Size approval and German-engineered quality, the KIDFIX PRO turns every journey into a safe and enjoyable adventure. 

  • Head-to-hip protection
  • Safety beyond standards
  • Quick-remove washable cover
  • Advanced Side Impact Protection
  • Comfortable, protective headrest
  • Can sit three seats in the back of a car
  • Enhanced air ventilation for your child's comfort, ensuring cool rides on any day
  • The KIDFIX PRO's 6.7kg weight and easy ISOFIX install make switching cars a breeze
  • SecureGuard protects your child's tummy by adding an extra contact point to the lap belt
  • Shock-absorbing foam XP-PAD protects your child's neck and chest in the event of a frontal collision
  • Choose ergonomic comfort as your child grows with the KIDFIX PRO - from the age of 3.5 to 12 years
  • The Britax Römer KIDFIX PRO has been named winner of the latest consumer test conducted by the German automobile club ADAC and the consumer organization Stiftung Warentest. With an overall score of 1.8, the KIDFIX PRO stands out not only as the winner in its category (100–150 cm) but also as the overall top performer in the October 2025 test.

1 x Britax Römer Kidfix Pro Car Seat

  • Suitable from approx. 3.5 to 12 years
  • Child height: 100-150cm
  • Measurements: H63-83 x W44 x D42cm
  • Product weight: 6.7kg
  • Forward-facing only
  • Installation: vehicle seatbelt + (optional) ISOFIX
  • Machine washable covers

Britax Römer brand warranty

  • 2-year standard warranty

We want you to shop with confidence, so we provide a warranty on all our products against faults and breakage. Some manufacturers offer extended warranty coverage; see further info here.

We provide a range of fast and efficient shipping services to ensure your products arrive on time and in perfect condition.

  • Free shipping on all orders over £75
  • For orders under £75, shipping £4.50 Local Pickup / £4.95 Home Delivery
  • Express and weekend services available
  • International shipping available – duties, taxes, and shipping costs are all calculated and paid at checkout for a hassle-free, customs-cleared delivery

Some size/weight restrictions apply for certain regions. Full details at checkout.

Questions? Our friendly team is happy to help! For more details, check our delivery page.

Returns

We offer a 60-day returns policy. For full details, see our full returns policy.

  • EAN | Barcode: 4000984939422
  • MPN: 2000040913
  • Boxed weight: 7370 g

Product | Britax Römer Kidfix i-Size Pro Car Seat - Dusty Rose - Style

Safety Beyond Standards

Britax Römer Kidfix Pro Car Seat - Harbor Blue - Style-Car Seats-Harbor Blue- | Natural Baby Shower
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Comfort as they grow

Science of Comfort

britax-romer-kidfix-pro-lifestyle_3cd16ff4-3d51-4be4-ae32-ad5cfcaca2bd | Natural Baby Shower
Britax Römer Kidfix Pro Car Seat - Linen Grey - Lux-Car Seats-Linen Grey- | Natural Baby Shower

Comfortable, protective headrest 

Britax Römer Kidfix Pro Car Seat - Harbor Blue - Style-Car Seats-Harbor Blue- | Natural Baby Shower

Always installed securely

Britax Römer Kidfix Pro Car Seat - Harbor Blue - Style-Car Seats-Harbor Blue- | Natural Baby Shower

Advanced Side Impact Cushion Technology (SICT) keeps your little one safe in the event of a side collision.

Overall rating: 4.9333334 / 5 from 15 reviews.

AI Generated Review Summary

Summary topics

Review topics: ["quality","delivery","car seat","seat"].

Review highlights

Reviews

Big girl car seat

"Really happy with this seat. Our 4 year is comfortable in it and the extra bits such as the hook for the seat belt over the lap and the additional padding for the seat belt really makes her comfy and secure."

Claire M. (5/5)

Good

"Looks comfy and lovely material and colour"

Steven H. (5/5)

Good quality product. Easy to

"Good quality product. Easy to install. Prompt delivery."

Nick R. (5/5)

Good quick delivery. Product works

"Good quick delivery. Product works well in our ix3 Recommended"

Peter D. (5/5)

Perfect car seat. It’s a

"Perfect car seat. It’s a second car seat this company. Great quality, we found that in the website."

JAREK K. (5/5)

Brilliant seat

"My granddaughter loves this car seat"

Stephen R. (5/5)

Brilliant car seat

"Super car seat that is high quality. Matches our criteria of good crash test rating, not too bulky and durable"

Jemma H. (5/5)

Fast delivery

"Great service, quick delivery, speedy return as I ordered wrong one. Still awaiting refund over a week later though."

Ann S. (5/5)

Toddler

"Very happy with purchase"

KAren N. (5/5)

Sturdy, comfortable and stylish

"Lovely carseat, stylish, comfortable and sturdy. My son loves that the belt doesn't dig in thanks to the guards. Would recommend 1000%"

Vicky (5/5)

Q&A

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