Cybex Platinum® Child Car Seat Sirona™ Si i-Size (61-105 cm) Cozy Beige

Orders to the United States ship from our EU warehouse (Slovenia). Delivery typically takes 7–14 business days. For items that are out of stock or on backorder, delivery may take longer — you will be notified within 2 business days. Import duties, customs fees, and taxes may apply upon arrival and are the responsibility of the recipient. These charges are not included in the product price or shipping cost.

CYBEX Sirona Si – integrated base and top-level protection for your little one

The Cybex® Sirona Si i-Size Child Car Seat brings the next generation of rear-facing protection – with an integrated base included in the set, a 360° rotating seat and a higher level of protection (according to Cybex internal tests) in a frontal collision compared with forward-facing travel.

Safety comes first

• According to Cybex's internal tests, rear-facing travel offers up to 50% more protection in a frontal collision compared with forward-facing travel
• The Linear Side-impact Protection System reduces side-impact forces by up to 25%
• Compliant with the latest i-Size standard (UN R129/04)
• Magnetic belt tongue holders make everyday use easier

Comfort and practicality

• The integrated base (included in the set) allows immediate use without buying a separate base
• 360° rotating seat for easily getting your child in and out
• 40% more recline options and more height positions to grow with your child
• Removable Comfort Inlay included for children up to 85 cm; for use from birth (40–60 cm) the Newborn Insert & Inlay is available separately
• Soft, breathable textile cover

Technical specifications

• Suitable for child height: 61–105 cm
• Age: approx. 3 months to 4.5 years
• Child weight: up to 20 kg
• Standard: i-Size (UN R129/04)
• Installation direction: rear-facing 61–105 cm (up to approx. 4.5 years); forward-facing 76–105 cm, only after 15 months of age
• Base: integrated, included in the set (no need to buy Base S separately)
• Installation method: ISOFIX + load leg; the seat can only be installed in vehicles with ISOFIX anchorage points
• Seat dimensions (L×W×H): 560 × 450 × 540 mm
• Seat weight: 12.4 kg
• In the box: Sirona Si with integrated base, Comfort Inlay, user guide

Why choose the Cybex® Sirona Si?

✔ Up to 50% more protection in a frontal collision compared with forward-facing travel
✔ Integrated base – no extra purchase needed
✔ Linear side-impact protection
✔ 360° rotation for easy everyday use
✔ Certified to the latest i-Size standard

Awards and recognition

The Cybex Sirona Si has been awarded the AGR (Aktion Gesunder Rücken) seal for appropriate support of the child's spine.

Warranty

The product comes with a 3-year Cybex manufacturer's warranty covering defects in materials and workmanship under normal use.

Cybex Platinum