Cybex Sirona G i-Size Plus - Almond Beige
Price in the last 30 days: 299,95€
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The Sirona G i-Size is a state-of-the-art car seat from the Cybex Gold range, designed to offer maximum car safety, comfort, and everyday practicality. With 360° rotation, an advanced side protection system, and compliance with the i-Size (UN R129) standard, this car seat stands out as a premium choice for demanding parents.
In this description, we explore all the features, advantages, and specifications of the Cybex Sirona G i-Size car seat, focusing on important details.
Cybex Sirona G i-Size Review at Bonabebehttps://www.youtube.com/watch?v=NodhuWu-xIA
ADAC Awards and International RecognitionThe Sirona G i-Size is part of the renowned Cybex Gold line, synonymous with German quality (engineered in Germany) and constant innovation. This model has been distinguished with ADAC awards and positive ratings from Stiftung Warentest — two of the most rigorous European organizations in child safety testing.
✔ Tests based on demanding criteria (including ADAC 2022)
✔ High levels of protection in frontal and side impact
✔ Up to 50% safer in the rear-facing position
These recognitions reinforce confidence in this car seat as a top solution in child road safety.
Advanced Safety in the Cybex Sirona G i-Size Car Seat Rear-facing up to 19 kgThe rear-facing position is essential to reduce the forces exerted on the child's neck in the event of a frontal collision.
- Mandatory up to 15 months (76 cm)
- Extended use up to 19 kg
- Significant risk reduction in frontal impact
- Ideal up to approximately 4 years old
This configuration keeps the child protected during one of the most critical developmental stages, being 5 times safer.
Linear Side-impact Protection (L.S.P.)The integrated Linear Side-impact Protection (L.S.P.) offers an additional layer of safety in case of a side impact.
- Effective absorption of impact energy
- Head, shoulder, and torso protection
- Reinforced structure with progressive absorption
An essential element to reinforce side protection and minimize risks.
Isofix Base Sold Separately with 360° RotationThe 360° rotation functionality completely transforms the user experience.
- Allows turning the seat towards the door
- Facilitates child entry and exit
- Reduces strain on parents' backs
- Simple alternation between positions
- Isofix base not included
- Base sold separately here
The rotational car seat is ideal for daily use, making every trip quicker and more comfortable.
Ventilation for Maximum ComfortVentilation ensures excellent air circulation inside the car seat.
- Integrated air channel system
- Reduced heat build-up
- Thermal comfort in all seasons
- Breathable mesh fabric
- Up to 6x more ventilation
- Ideal for warm climates
Perfect for keeping the baby comfortable even on long journeys.
Adaptable Growth and ErgonomicsThe Cybex Sirona G i-Size accompanies the child's growth from the first months up to approximately 4 years old.
- Adjustable headrest
- Multiple recline positions
- Newborn insert (optional, sold separately)
- Continuous ergonomic adjustment
A car seat designed to evolve with your child.
How to use the Cybex Sirona G i-Size Moon Blackhttps://www.youtube.com/watch?v=IWfHJRSBsiA
Technical Specifications Details Model Cybex Sirona G i-Size Safety Standard UN R129/03 (i-Size) Child Height 61 – 105 cm Maximum Weight Up to 19 kg Recommended Age From 3 months up to approximately 4 years Travel Position Rear-facing (up to 19 kg) and forward-facing (min. 15 months) Rotation System 360° rotation Installation ISOFIX - base not included Safety System Linear Side-impact Protection (L.S.P.) Recline Multiple adjustable positions Headrest Height adjustable Ventilation All-round ventilation (Plus version with breathable fabric) Compatibility Compatible with most ISOFIX vehicles Compatible Accessories Newborn insert, summer cover, SensorSafe, cup holder Frequently Asked Questions Cybex Car Seat Sirona G i-Size Moon BlackDoes the car seat include an Isofix base?
No, this car seat does not include an Isofix base. It must be purchased separately here .
What is the recommended age for the Sirona G i-Size?
From 3 months up to approximately 4 years (61 to 105 cm, up to 19 kg).
Can the car seat be used forward-facing?
Yes, but only after 15 months and 76 cm. The rear-facing position is always safer.
How does the 360° rotation work?
The Isofix Base G (sold separately) allows the seat to rotate completely to facilitate access to the child and switch between positions.
Does the ventilation really make a difference?
Yes. The all-round ventilation significantly improves thermal comfort, especially in the Plus version.
Does the car seat have good safety ratings?
Yes. It received ADAC awards and complies with the i-Size UN R129 standard, ensuring high safety standards.
Why order the Cybex Car Seat Sirona G i-Size Moon Black from Bonabebe ❤
- With us, you will have specialized human support before, during, and after your purchase
- Child road safety techniques
- Safest products on the European market for babies
- Babywearing consultants
- Local business
- Woman-owned
- LGBTQ+ friendly
| Safety standard | UN R129/03 (i-Size) |
|---|---|
| Child height | 61–105 cm |
| Maximum weight | Up to 19 kg |
| Recommended age | From 3 months to approximately 4 years |
| Travel position | Rear-facing (up to 19 kg) and forward-facing (min. 15 months) |
| Rotation system | 360° rotation |
| Installation | ISOFIX (base not included) |
| Safety system | Linear Side-impact Protection (L.S.P.) |
| Recline | Multiple adjustable positions |
| Headrest | Height-adjustable |
| Ventilation | All-round (Plus version with breathable fabric) |
| Compatibility | Compatible with most ISOFIX vehicles |
Highlights and features of Cybex Sirona G i-Size Plus - Almond Beige

360° rotation

Rear-facing up to 19 kg

Linear Side-impact Protection (L.S.P.)

Ventilation for maximum comfort

Adaptable growth and ergonomics
Why you'll love it
See in video
Certifications and approvals
i-Size approval ensuring high safety standards, with mandatory rear-facing installation up to 15 months and protection for the head, neck and spine.
Recognised with ADAC awards, one of the most rigorous European bodies for child safety testing (including 2022 ADAC criteria).
It received positive ratings from Stiftung Warentest, another leading European safety testing body.


