The Cybex Sirona G3 i-Size car seat is designed for children from birth up to approximately 105 cm in height (group 0+/1) and works together with a base offering 360-degree rotation for easier placement of the child. It is also available as part of travel sets with the Cybex Balios S Lux stroller and the Cloud G3 infant car seat.
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Cybex® Base 360 G3 Cloud/Sirona i-Size Black
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€229,95
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Cybex® 3-in-1 Car Seat Cloud G3 i-Size (40-87 cm) + Sirona G3 (61-105 cm) Moon Black + Base G3 360
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€789,85
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Cybex® Baby Stroller with Foldable Bassinet 5in1 Balios S Lux + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Almond Beige
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€1.589,75
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Cybex® 5-in-1 Baby Stroller with Foldable Basket Balios S Lux + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Moon Black
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€1.589,75
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Amya Baby Carrier + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Chocolate Brown
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€1.829,60
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Cybex® Baby stroller with foldable basket 5in1 Balios S Lux + Amya Carrycot + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Chocolate Brown
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€1.729,70
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Amya Baby Carrier + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Moss Green
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Cybex® 5-in-1 Stroller with Folding Bassinet Balios S Lux + Amya Carrycot + Cloud G3 Car Seat + G3 IsoFix Base + Sirona G3 Car Seat Moss Green
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€1.729,70
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Amya Baby Carrier + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Stormy Blue
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€1.829,60
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Cybex® 5-in-1 Stroller with Foldable Bassinet Balios S Lux + Amya Carrycot + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Stormy Blue
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€1.729,70
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Amya Baby Carrier + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Almond Beige
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€1.829,60
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Cybex® 5-in-1 Baby Stroller with Foldable Carrycot Balios S Lux + Amya Carrycot + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Almond Beige
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€1.729,70
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Amya Baby Carrier + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Moon Black
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€1.829,60
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Cybex® 5-in-1 Baby Stroller with Folding Bassinet Balios S Lux + Amya Carrycot + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Moon Black
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€1.729,70
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Chocolate Brown
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€1.689,65
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Cybex® Baby Stroller with Foldable Basket 5in1 Balios S Lux + Cloud G3 Car Seat + IsoFix G3 Base + Sirona G3 Car Seat Chocolate Brown
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€1.589,75
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Moss Green
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€1.689,65
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Cybex® Stroller with Foldable Bassinet 5-in-1 Balios S Lux + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 Moss Green
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€1.589,75
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Stormy Blue
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€1.689,65
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Cybex® Baby Stroller with Foldable Basket 5in1 Balios S Lux + Cloud G3 Car Seat + IsoFix Base G3 + Sirona G3 Car Seat Stormy Blue
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€1.589,75
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Almond Beige
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€1.689,65
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Cybex® Baby Stroller with Foldable Carrycot 5-in-1 Balios S Lux + Car Seat Cloud G3 + IsoFix Base G3 + Car Seat Sirona G3 + Rain Covers Moon Black
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€1.689,65
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Cybex® 3in1 Car Seat Cloud G3 i-Size (40-87 cm) + Sirona G3 (61-105 cm) Almond Beige + Base G3 360
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€789,85
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Advice
How to choose?
The Cybex Sirona G3 car seat is mainly offered as part of travel sets, so when choosing it makes sense to first consider which scope of equipment you need.
- Set scope: you can choose between the 5-in-1 version (Balios S Lux stroller, Cloud G3 infant car seat, IsoFix base and Sirona G3 car seat) and the 3-in-1 version, which includes only the Cloud G3 and Sirona G3 car seats with the base.
- Additional Amya carrier: some sets also include the Amya carrier for carrying the child from birth.
- Rain cover: several color versions also offer the option with an included rain cover.
- Color: you can choose between Almond Beige, Moon Black, Chocolate Brown, Moss Green and Stormy Blue.
FAQ
What you want to know
Can I buy the Cybex Sirona G3 car seat on its own, without a stroller?
Currently, the Sirona G3 is available in our range mainly as part of travel sets with the Cybex Balios S Lux stroller, together with the Cloud G3 infant car seat and the matching base.
What does the 40–105 cm designation on the Sirona G3 car seat mean?
The designation indicates that the car seat is suitable for children from 40 cm, that is from birth with the newborn inlay (group 0+/1), up to approximately 105 cm in height.
Does the set include an IsoFix base?
Yes, sets with the Sirona G3 include a matching IsoFix base with 360-degree rotation for easier placement of the child in the car.
More about Cybex Sirona G 0+/1 (40-105cm) car seat
Cybex Sirona G3 i-Size (40–105 cm) – swivel car seat for newborns and toddlers
The Cybex Sirona G3 i-Size is a swivel car seat for children from birth to approximately 105 cm (4 years), designed for rear-facing travel right up to the recommended age. The seat rotates 360° towards the door, making it easier to get your child in and out.
Why choose Sirona G3?
- 360° swivel mechanism: easy access without straining your back.
- L.S.P. system: extra protection against side impacts.
- Extended rear-facing travel: the safest way to transport the youngest passengers.
- ISOFIX base with support leg: stable, secure attachment in the vehicle.
- Adjustable recline and headrest: grows with your child.
The Cybex Sirona G3 is a reliable choice for parents who want one seat from birth to preschool.

