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product details


  • Meets the highest R129 safety standards including side impact testing
  • I-Size certification guarantees a perfect fit in i-Size approved vehicles
  • Specialised Tri-Protect™ headrest offers security in the form of three intentional layers of protection inside the side wings, including patented Intelli-Fit™ memory foam plus Guard Surround Safety™ side impact panels.



  • Grow-with-me infant and head support are customizable for an ultimate fit at every stage
  • Side shell ventilation and breathable fabrics on headrest enhance to help keep your little one cool and comfy on even the warmest of days
  • 5-point harness with soft, padded covers keeps baby cosy and secure



  • With 6 recline positions (2 rear facing and 4 forward facing), you’ll never run out of ways to keep your backseat driver comfy
  • Grow Together™ multi-height headrest and harness system adjust simultaneously up to 7 positions, and require no re-threading of harness so you can easily keep up with unexpected growth spurts
  • Custom Harness Hideaway compartments store the 5-point harness for future use when using as a group 2 booster
  • Side, mesh storage pockets for child's must-have travel items to keep them refreshed and entertained
  • One pull motion easily tightens the 5-point harness
  • Well marked, colour-coded installation paths that take the guesswork out of making sure your car seat is installed correctly
  • Dual lock-offs for installing with vehicle's 3-point seat belt



  • Group 0+/ 1/ 2
  • Use rear and forward facing
  • Child weight
    • rearward facing from birth to 18 kg, approx 4 years; using the internal harness
    • forward facing from 9-18 kgs approx 1-4 years; using the internal harness
    • forward facing from 15-25 kgs approx 3-7 years; as a belted booster seat 
  • Installs with a vehicle's 3-point seat belt for all stages
  • Installs with ISOFIX and top tether when using in forward facing group 1 and 2 modes


To comply with the ECE R44 OR ECE R129 car seat regulations of this car seat, we've included the weight/height at which the car seat can turn forward. However, we strongly encourage keeping your little one rear-facing as long as possible by maxing out the recommended rear-facing usage of the car seat. 


Product Weight: 13.75 kg  


Testing Certification: ECE R44/04  


Product Size: l 57.5 x w 47.5 x h 61-75.5 cm 


how to & support
3 black Joie Stages FX car seats side by side with a child sitting in each: from left to right a baby boy, toddler girl, and older boy

built to grow with little ones

stages™ fx convertible car seat gets you 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.

Closeup on the Joie Stages FX ISOFIX connectors

rock solid

When forward facing in group 1, stages fx can be installed either with the vehicle seat belt, or with an easy and exact ISOFIX + top tether installation.

Closeup of the Joie Stages FX headrest fully raised with an orange double sided vertical arrow indicating the height adjustment

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.

A black and gray Joie Stage FX car seat fully reclined, in profile facing right

laidback riding

2 recline positions while rear-facing and 4 when forward facing means you’ll always have options to help you customise their comfort.

A young girl sitting in a black Joie Stages FX car seat in booster mode, smiling at the camera with a mum and baby in the background on the other side of the car

protected from side to side

Travel without worry with side impact protection that adds security for your little one’s fragile head, body, and hips.

no such thing as too safe

Your baby gear should work hard for you every single day. That’s why we push our products to the extreme during testing: We want to make sure they’re up for any challenge you may face.

super strength materials

We use only high-quality materials in creating your gear: like aero-grade aluminium, super-strength steel and undiluted plastics.