{
  "schema_version": "compare-page.v2",
  "page_id": "convertible-car-seat-expiration-periods-55537ddd",
  "url": "https://robotrunk.com/compare/want/convertible-car-seat-expiration-periods-55537ddd",
  "title": "Convertible Car Seat Expiration Periods",
  "question": "How long can a convertible car seat be used before it expires?",
  "answer": "Graco SlimFit 3-in-1 Narrow All-in-One Convertible Car Seat - Sydney: Stop using and throw away the car seat 10 years after the date of manufacture.\nMaxi-Cosi Romi 2-in-1 Convertible Car Seat (CC228 / 8176 series) with Wheeled Car Seat Travel Bag: This page lists the seat at 12 lbs, 18.5 in wide, 5–50 lb, 19–49 in and a 10-year expiration; the maker's listing says just over 9 lbs, rear-facing 5–40 lb and 19–40 in and forward-facing 30–50 lb and 34.4–44 in (the manual gives forward-facing 22–40 lb and 29–43 in), and other reviews give yet other figures, so the sources disagree — treat these as this page's own claims.",
  "kind": "convertible car seat",
  "market": "US",
  "generated_at": "2026-10-29T19:11:08.073Z",
  "columns": [
    "Expiration",
    "Dating note"
  ],
  "notices": {
    "facts": "Every value in the table is a fact RoboTrunk checked, linked to the page it came from. A dash means no checked fact fills that cell.",
    "price": "Prices and stock change, so this page prints neither: each product name links to its RoboTrunk page, which shows them live."
  },
  "cited_facts": [
    {
      "ref": "p3.f11",
      "product": "Graco SlimFit 3-in-1 Narrow All-in-One Convertible Car Seat - Sydney",
      "field": "useful life",
      "value": "Stop using and throw away the car seat 10 years after the date of manufacture.",
      "stated_as": "STOP using this car seat and throw it away 10 years after the date of manufacture.",
      "source_type": "manual",
      "source_url": "https://download.gracobaby.com/ProductInstructionManuals/PD349304A_PD349305A.pdf",
      "source_read_at": "2026-10-09T22:53:20.563Z"
    },
    {
      "ref": "p7.f7",
      "product": "Maxi-Cosi Romi 2-in-1 Convertible Car Seat (CC228 / 8176 series) with Wheeled Car Seat Travel Bag",
      "field": "which manual applies",
      "value": "The Romi guide is edition CC228 (8176B); the car seat's manufacture date must be the same as or later than the guide's effective date.",
      "stated_as": "The manufacture date located on the car seat must be equal to or exceed the user guide effective date",
      "source_type": "manual",
      "source_url": "https://consumercare.coscokids.com/s/article/User-Guide-Maxi-Cosi-Romi-Car-Seat-Item-No-CC228-8176B-Effective-Date-08-15-22?language=en_US",
      "source_read_at": "2026-10-25T15:39:48.785Z"
    },
    {
      "ref": "p7.f9",
      "product": "Maxi-Cosi Romi 2-in-1 Convertible Car Seat (CC228 / 8176 series) with Wheeled Car Seat Travel Bag",
      "field": "conflicting specs",
      "value": "This page lists the seat at 12 lbs, 18.5 in wide, 5–50 lb, 19–49 in and a 10-year expiration; the maker's listing says just over 9 lbs, rear-facing 5–40 lb and 19–40 in and forward-facing 30–50 lb and 34.4–44 in (the manual gives forward-facing 22–40 lb and 29–43 in), and other reviews give yet other figures, so the sources disagree — treat these as this page's own claims.",
      "stated_as": "This page lists the seat at 12 lbs, 18.5 in wide, 5–50 lb, 19–49 in and with a 10-year expiration, all of which differ from the maker's figures and from other reviews — treat them as this page's own claims.",
      "source_type": "review",
      "source_url": "https://www.velivolotravel.com/car-seats/maxi-cosi-romi",
      "source_read_at": "2026-10-25T15:39:58.227Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9564479750375",
      "name": "Graco SlimFit 3-in-1 Narrow All-in-One Convertible Car Seat - Sydney",
      "url": "/products/ucp/albeebaby-com/9564479750375",
      "why": "Stop using and throw away the car seat 10 years after the date of manufacture.",
      "cells": [
        {
          "column": "Expiration",
          "fact": {
            "field": "useful life",
            "value": "Stop using and throw away the car seat 10 years after the date of manufacture.",
            "stated_as": "STOP using this car seat and throw it away 10 years after the date of manufacture.",
            "source_type": "manual",
            "source_url": "https://download.gracobaby.com/ProductInstructionManuals/PD349304A_PD349305A.pdf",
            "source_read_at": "2026-10-09T22:53:20.563Z"
          }
        },
        {
          "column": "Dating note",
          "fact": null
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "maxicosi-com",
        "display_name": "maxicosi.com"
      },
      "product_id": "gid://shopify/Product/8232909176886",
      "name": "Maxi-Cosi Romi 2-in-1 Convertible Car Seat (CC228 / 8176 series) with Wheeled Car Seat Travel Bag",
      "url": "/products/ucp/maxicosi-com/8232909176886",
      "why": "This page lists the seat at 12 lbs, 18.5 in wide, 5–50 lb, 19–49 in and a 10-year expiration; the maker's listing says just over 9 lbs, rear-facing 5–40 lb and 19–40 in and forward-facing 30–50 lb and 34.4–44 in (the manual gives forward-facing 22–40 lb and 29–43 in), and other reviews give yet other figures, so the sources disagree — treat these as this page's own claims.",
      "cells": [
        {
          "column": "Expiration",
          "fact": {
            "field": "conflicting specs",
            "value": "This page lists the seat at 12 lbs, 18.5 in wide, 5–50 lb, 19–49 in and a 10-year expiration; the maker's listing says just over 9 lbs, rear-facing 5–40 lb and 19–40 in and forward-facing 30–50 lb and 34.4–44 in (the manual gives forward-facing 22–40 lb and 29–43 in), and other reviews give yet other figures, so the sources disagree — treat these as this page's own claims.",
            "stated_as": "This page lists the seat at 12 lbs, 18.5 in wide, 5–50 lb, 19–49 in and with a 10-year expiration, all of which differ from the maker's figures and from other reviews — treat them as this page's own claims.",
            "source_type": "review",
            "source_url": "https://www.velivolotravel.com/car-seats/maxi-cosi-romi",
            "source_read_at": "2026-10-25T15:39:58.227Z"
          }
        },
        {
          "column": "Dating note",
          "fact": {
            "field": "which manual applies",
            "value": "The Romi guide is edition CC228 (8176B); the car seat's manufacture date must be the same as or later than the guide's effective date.",
            "stated_as": "The manufacture date located on the car seat must be equal to or exceed the user guide effective date",
            "source_type": "manual",
            "source_url": "https://consumercare.coscokids.com/s/article/User-Guide-Maxi-Cosi-Romi-Car-Seat-Item-No-CC228-8176B-Effective-Date-08-15-22?language=en_US",
            "source_read_at": "2026-10-25T15:39:48.785Z"
          }
        }
      ]
    }
  ]
}