Cybex Sirona S Comfort i-Size 360 Car Seat - Sepia Black

Keep your little one safe and snug with the Sirona S rear-facing car seat. Designed for rear-facing travel up to 4.5 years, it offers up to 50% better protection*, an energy absorbing shell, and Linear Side impact Protection for 25% more side-impact safety**.

One-handed 360° rotation, rigid crotch pad and magnetic holder for easy and simple onboarding. XXL UPF50+*** sun canopy, adjustable GrowTech fit, and chic leather-look trim combine safety and style.

*Compared to the same seat in a forward-facing position during a frontal impact. Based on internal test results.

**Compared to the same seat without an L.S.P., based on internal testing.

***Except for mesh parts

Product Features

• Rear facing safety Meet rear-facing travel at its very best; keep your little one safe and snug
• Grows up to 4.5 years Cybex GrowTech is specially designed to ensure that the seat grows and adapts with your child.
• 360° Rotation Smooth one-handed 360° rotation eases the strain on parents’ backs when placing your child in or taking them out of the car from the side.
• 25% More side-impact protection Advanced Linear Side-Impact Protection is part of a safety system that cuts impact forces by up to 25%*** by channelling energy.
• Magnetic belt holdersClever magnets secure the buckle tongues to the sides of the Sirona S, keeping the belts neatly tucked away as you get your child in and out.
• Optimal breathability All-round air ventilation supports to keep the child cool and dry year-round.
• Sun protection XXL integrated sun canopy with UPF50+**shields your baby from the sun, cuts glare for safer naps, and keeps skin protected on the go.
• Soft on skin Our products are screened for harmful substances before they reach you. Tests are done by internal labs and exceed regulatory testing standards in the markets we serve.

*Compared to a forward-facing airbag seat in a frontal crash, based on internal testing.

**Compared to predecessor

***Confirmed by ADAC in its article dated 10 June 2026; referring to car seats of this type

****Except for mesh parts

• Rear-facing safety up to 4.5 years old
• Cybex GrowTech allows use from approx. 3 months – 4.5 years (61 – 105cm).
• Smooth one-handed 360° rotation - eases the strain for parents.

Baby & Toddler > Baby Transport > Baby & Toddler Car Seats