Cybex Sirona S iSize Car Seat - 2020 River Blue with Sensorsafe

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The innovative 360° rotating mechanism of the Sirona S i-Size makes switching between rearward and forward-facing position easy and in addition, it provides a comfortable entry and exit position with less strain on parents' backs.
The Sirona S is easy to install in your car with one-click installation with ISOFIX both in rear- and forward-facing position allowing for simple installation and guaranteeing increased safety. An installation indicator also helps to prevent a possible misuse. 

Includes sensorsafe. Peace of mind for you the ultimate safety for your child. CYBEX fuses smart technology and smart design with the introduction of SensorSafe, a unique child monitoring system that ensures the safety and health of your child is always your first priority. The SensorSafe clip attached to the harness system, keeping you informed of the safety and health of your seated child at all times. SensorSafe provides essential alerts to help prevent critical situations like your child unbuckles the clip, when the ambient temperature of your child is too hot or too cold, if your little one is left unattended in the car, and if your child has been seated for too long. All alerts are received via Bluetooth on your smartphone through a user-friendly app that also provides guidance on installation


  • Rear-facing from 45 – 105 cm, up to approx. 4 years

  • 360° rotation with easy entry position

  • Driving Direction Control (DDC)

  • Energy Reduction Technology (ER-Tech) in forward-facing position (from 16 months and 76 cm)

  • Alternatively forward facing from 16 months and 76 cm

  • 12-position height adjustable headrest

  • Energy-absorbing shell: Absorbs the forces of an impact and protectively covers the baby

  • Belt holder: Makes taking your child out of the seat easy

  • Fabric covers machine washable at 30°

  • Measurements in mm: L 700 x W 430 x H 635

  • Weight: 15 kg

  • includes base, newborn inlay and ISOFIX guides