CYBEX Eternis S SensorSafe All-in-One Convertible Car Seat | live price, prepared checkout

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Checked facts

Each fact below was checked against the source it cites before it was published. Each carries that source's link and the time RoboTrunk read it. 29 checked facts, checked 2026-09-24T22:33:34.490Z. Research depth: trimmed read. Deep read: the store's own data and 6 outside pages (the store's own product page; maker page; manual; regulator recall search (CPSC (United States)); regulator recall search (Health Canada); regulator recall search (ACCC Product Safety Australia)), each read in full by RoboTrunk and trimmed to its main content, then written up and checked. Facts from the maker or a manual quote the page word for word; what real users report is summarised with a link to the page read. Recall status was checked directly with CPSC (United States), Health Canada, ACCC Product Safety Australia: The supplied CPSC and Health Canada regulator searches contain no recall for the CYBEX Eternis S SensorSafe. The supplied ACCC feed also contains no Cybex or Eternis S entry, but it covers only the 100 most recent recalls, so it is not a complete historical Australian search.

• Listed variants: The store lists Manhattan Grey as SKU CYB518002885 and Pepper Black as SKU CYB518002887.. Source: https://anb-baby.myshopify.com/products.json (listing), read 2026-09-24T19:02:00.790Z.
• SensorSafe alerts: The chest clip can alert the phone app about unbuckling, temperature, and periods of inactivity.. Source: https://anb-baby.myshopify.com/products/cybex-eternis-s-sensorsafe-all-in-one-infant-car-seat (guide), read 2026-09-24T22:21:07.630Z.
• Modes and lifespan: It supports rear-facing, forward-facing, and booster use from birth up to 120 lb.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Side-impact materials: The side-impact system includes deep side wings lined with thick energy-absorbing EPS foam.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• User-reported positives: The store says parents commonly praise SensorSafe, the long usable range, sturdy construction, side-impact system, adjustable headrest, recline controls, and magnetic buckle holders.. Source: https://anb-baby.myshopify.com/products/cybex-eternis-s-sensorsafe-all-in-one-infant-car-seat (guide), read 2026-09-24T22:21:07.630Z.
• Overall limits: The maker specifies use from 4 to 120 lb, up to 57 inches tall, and from newborn to approximately age 10.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Installation tightness: At the relevant belt path, the installed seat must not move more than 1 inch side-to-side or front-to-back.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• Ease of use: According to the store's review summary, users find the headrest and recline adjustments easy and say the magnetic holders simplify loading and unloading children.. Source: https://anb-baby.myshopify.com/products/cybex-eternis-s-sensorsafe-all-in-one-infant-car-seat (guide), read 2026-09-24T22:21:07.630Z.
• Mode limits: Limits are 4–50 lb rear-facing, 22–65 lb forward-facing, and 40–120 lb in booster mode.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Vehicle fit: The restraint may touch the front vehicle seat provided this does not change its recline angle.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• Rear-facing fit: For rear-facing use, the top of the child's head must remain at least 1 inch below the restraint's top.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Vehicle restrictions: Use the restraint only on a forward-facing vehicle seat, never on a vehicle seat that faces rearward or sideways.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• Dimensions and weight: The seat measures 23.5 by 19.8 by 25.5 inches and weighs 26 lb.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Booster requirements: Booster mode requires a lap-and-shoulder belt and is not permitted with a lap-only belt.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• Construction: The seat has a steel-reinforced frame for strength and durability.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Clothing warning: Do not use bulky clothing or blankets that prevent correct harness positioning or tightening.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• Side-impact protection: The adjustable L.S.P. system is claimed to absorb up to 25% more forces in a near-side-impact collision.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Accessory warning: Only CYBEX-approved accessories and replacement parts may be used.. Source: https://www.cybex-online.com/on/demandware.static/-/Sites-cybex-master-catalog/default/dw68834c38/pdfs/manuals/CS_GO_Eternis_S_SensorSafe_3_0_US/25701535%20eternis%20s%20with%20ss%20en-es-5e5e62d4f02f7.pdf (manual), read 2026-09-24T22:21:12.111Z.
• L.S.P. use: Deploy L.S.P. only on the vehicle-door side, not toward the centre; do not deploy it for a centre-seat installation.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• SensorSafe: SensorSafe supplies information about the child's well-being through the phone app.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Adjustments: Features include a three-position reclining headrest, in-seat recline, 12-position height-adjustable headrest, six-position recline, and magnetic buckle holders.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Included items: The box includes the Eternis S seat, SensorSafe, one cup holder, and user guide.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Base: This is a multi-mode seat without a detachable base.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Installation methods: It can be installed rear-facing with lower anchors or a seat belt, and forward-facing with lower anchors and tether or seat belt and tether.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Recline aid: If necessary for the correct rear-facing angle, a rolled towel or pool noodle may be placed beneath the seat near the vehicle seat back after selecting an appropriate recline position.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Care: Machine-wash the fabrics cold on a delicate cycle with mild detergent.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Expiration: The Eternis S is certified for 10 years from its manufacture date.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Crash replacement: CYBEX instructs owners to replace the restraint after any crash, even when it was unoccupied.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.
• Warranty support: Warranty claims for purchases from the maker's online shop or retail partners are handled by Consumer Services through the contact form.. Source: https://www.cybex-online.com/en/us/p/10049721.html (guide), read 2026-09-24T22:21:09.694Z.

The full evidence pack, with every citation, source and gap.

Questions we researched but could not confirm

Every fact above is cited. To find them we read the store listing, the maker's page, the manual and the recall records of CPSC (United States), Health Canada and ACCC Product Safety Australia. We also chased the questions below across those sources and found no reliable answer, so you know exactly where the evidence ends and never have to guess.

• How soft, breathable, or padded is the upholstery?
• Does the fabric feel thin or thick?
• Does the fabric pill, fade, stain, or wear through?
• Does any paint or surface coating rub off?
• How much front-to-back space does it occupy when rear-facing?
• Will it fit three-across in a specific vehicle?
• Does the L.S.P. protrude or rub against a vehicle door?
• Which tools, if any, are needed for installation?
• How reliable are the SensorSafe clip, receiver, and phone app over time?
• What parts most often break or become difficult to operate?
• Are harness covers and the newborn insert included?
• What are the full warranty term and exclusions?
• What are the minimum and maximum heights for forward-facing and booster modes?
• Which phones and operating-system versions support SensorSafe?
• What cleaning instructions apply to the harness, buckle, shell, and cup holder?

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