Cybex Sirona G3

Rotating toddler seat, long rear-facing

Rear-facing to 105cm, with a 19kg limit, 1kg more than the Britax DUALFIX 5Z. It spins 360 degrees on the base. With Base G3 the whole thing weighs 13kg.

In Car seats.

What the maker states
Height range	61-105cm rear-facing, 76-105cm forward
Max child weight	19 kg
Facing	Rear-facing, forward-facing from 15 months and 76cm
Isofix	Yes, through Base G3 or Base G
Base needed	Yes, Base G3 or Base G, sold separately

Where this came from

Other car seats

Babymore Coco i-Size Baby Car Seat, £99
Babymore Hazel i-Size Car Seat, £119
Britax Römer BABY-SAFE CORE, £139
Babymore Shea 360 i-Size Every Stage Car Seat, £179

£239.95

Seat only, base extra. Listing shows from £219.95.

Read on cybex-online.com (UK), 3 November 2026.

See it at cybex-online.com

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Age: 3 months to 3 years. Cybex listing: 3 mths - approx. 4 yrs, 61-105 cm, max. 19 kg. Product copy also mentions use from birth with inlays
Standard: UN R129/04, as stated by the maker.
Recall check: No current recall found for this model at UK OPSS, EU Safety Gate or US CPSC on 3 November 2026. How we check
Sleep: For the journey, not a main sleeping place, says the Lullaby Trust. The NHS says to take your baby out as soon as you arrive.
Second-hand: Buy new. Safety advice is against second-hand for this one.

This is general information from public sources, not medical advice. For anything about your child's health or development, speak to your doctor or health visitor.