{
  "schema_version": "compare-page.v2",
  "page_id": "convertible-car-seats-that-also-work-as-booster-seats",
  "url": "https://robotrunk.com/compare/want/convertible-car-seats-that-also-work-as-booster-seats",
  "title": "Convertible car seats that also work as booster seats",
  "question": "Which convertible car seats can also be used later as booster seats?",
  "answer": "DIONO Radian 3RXT: It is designed for rear-facing, forward-facing and booster use. Booster use is listed for children weighing 40–120 lb (18–54 kg).\nDiono Radian 3R SafePlus: Booster mode is for children 40–120 lb and 40–57 in tall.\nEvenflo All4Stages Slim Plus Canopy 4-in-1 Convertible Car Seat: The seat has four modes with these weight ranges: rear-facing 4-40 lb, forward-facing 30-65 lb, high-back booster 40-100 lb and no-back booster 40-120 lb, giving up to 10 years of use.\nBaby Trend Journey 4-in-1 Convertible Car Seat: Booster use is for children at least 4 years old, weighing 40–100 lb and measuring 44–57 inches.\nEvenflo All4Stages Slim 4-in-1 Convertible Car Seat: from birth to booster",
  "kind": "convertible car seat",
  "market": "US",
  "generated_at": "2026-10-21T01:37:01.770Z",
  "columns": [
    "Booster limits",
    "Seat weight",
    "Three-across fit"
  ],
  "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": "p1.f1",
      "product": "DIONO Radian 3RXT",
      "field": "Modes",
      "value": "It is designed for rear-facing, forward-facing and booster use.",
      "stated_as": "The Diono radian® 3RXT is the original 3 across All-in-One convertible car seat",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
      "source_read_at": "2026-09-25T04:19:00.630Z"
    },
    {
      "ref": "p1.f7",
      "product": "DIONO Radian 3RXT",
      "field": "Booster limit",
      "value": "Booster use is listed for children weighing 40–120 lb (18–54 kg).",
      "stated_as": "Booster mode\n40-120 lbs / 18-54 kg",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
      "source_read_at": "2026-09-25T04:19:00.630Z"
    },
    {
      "ref": "p1.f9",
      "product": "DIONO Radian 3RXT",
      "field": "Seat weight",
      "value": "The seat weighs 26.4 lb (11.97 kg).",
      "stated_as": "Weight\n26.4 lbs / 11.97 kg",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
      "source_read_at": "2026-09-25T04:19:00.630Z"
    },
    {
      "ref": "p1.f10",
      "product": "DIONO Radian 3RXT",
      "field": "Three-across fit",
      "value": "The store says three-across will most likely work where the rear row measures at least 51 inches (129.6 cm) armrest to armrest; all three may need seat-belt installation.",
      "stated_as": "Most likely, yes, as long as you have 51” (129.6cm) in the back row from vehicle armrest to armrest. It may be necessary to install all three using the vehicle seat belt system.",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
      "source_read_at": "2026-09-25T04:19:00.630Z"
    },
    {
      "ref": "p2.f3",
      "product": "Diono Radian 3R SafePlus",
      "field": "Weight",
      "value": "The seat weighs 29.3 lb.",
      "stated_as": "Seat Weight:\n29.3 lbs",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3-r-safe-convertible-car-seat",
      "source_read_at": "2026-09-25T04:25:52.115Z"
    },
    {
      "ref": "p2.f7",
      "product": "Diono Radian 3R SafePlus",
      "field": "Three-across fit",
      "value": "The retailer says the slim-fit design permits three seats across in most midsize vehicles.",
      "stated_as": "the slim-fit design allows three seats across in most mid-sized vehicles",
      "source_type": "guide",
      "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3-r-safe-convertible-car-seat",
      "source_read_at": "2026-09-25T04:25:52.115Z"
    },
    {
      "ref": "p2.f8",
      "product": "Diono Radian 3R SafePlus",
      "field": "Booster limits",
      "value": "Booster mode is for children 40–120 lb and 40–57 in tall.",
      "stated_as": "40–120 lb (18–54 kg) and whose height is 40-57 in (101-145 cm).",
      "source_type": "manual",
      "source_url": "https://diono.zendesk.com/hc/en-us/article_attachments/34242763065619",
      "source_read_at": "2026-09-25T04:25:56.637Z"
    },
    {
      "ref": "p3.f1",
      "product": "Evenflo All4Stages Slim Plus Canopy 4-in-1 Convertible Car Seat",
      "field": "modes of use",
      "value": "The seat has four modes with these weight ranges: rear-facing 4-40 lb, forward-facing 30-65 lb, high-back booster 40-100 lb and no-back booster 40-120 lb, giving up to 10 years of use.",
      "stated_as": "Rear-Facing (4 - 40 lb), Forward-Facing (30 - 65 lb), High-Back Booster (40 - 100 lb), and No-Back Booster (40 - 120 lb)",
      "source_type": "listing",
      "source_url": "https://evenflobaby.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:17:34.584Z"
    },
    {
      "ref": "p3.f3",
      "product": "Evenflo All4Stages Slim Plus Canopy 4-in-1 Convertible Car Seat",
      "field": "weight",
      "value": "Sources disagree on seat weight: the maker says 25.2 lbs, while Consumer Reports' Slim+ product data says 24 lbs.",
      "stated_as": "Product weight: 25.2 lbs",
      "source_type": "guide",
      "source_url": "https://evenflobaby.myshopify.com/products/all4stages-slim-plus-canopy-4-in-1-convertible-car-seat",
      "source_read_at": "2026-10-12T04:36:17.629Z"
    },
    {
      "ref": "p3.f6",
      "product": "Evenflo All4Stages Slim Plus Canopy 4-in-1 Convertible Car Seat",
      "field": "slim footprint",
      "value": "The seat is 16.9 in. wide, which the maker says saves space for other backseat passengers and can allow three car seats across the back seat.",
      "stated_as": "The streamlined 16.9 in. footprint saves space for other backseat passengers or allows you to fit three car seats across in your backseat.",
      "source_type": "listing",
      "source_url": "https://evenflobaby.myshopify.com/products.json",
      "source_read_at": "2026-10-11T07:17:34.584Z"
    },
    {
      "ref": "p4.f5",
      "product": "Baby Trend Journey 4-in-1 Convertible Car Seat",
      "field": "Width and vehicle fit",
      "value": "The seat is 18.25 inches at its widest and is designed to fit three across in most vehicles.",
      "stated_as": "Fits Three Across in Most Vehicles: At its widest, the Journey 4-in-1 Convertible Car Seat measures 18.25”, making it possible to fit three seats across in most vehicles.",
      "source_type": "guide",
      "source_url": "https://babytrend.com/products/journey-4-in-1-convertible-car-seat",
      "source_read_at": "2026-09-23T20:06:59.283Z"
    },
    {
      "ref": "p4.f6",
      "product": "Baby Trend Journey 4-in-1 Convertible Car Seat",
      "field": "Seat weight",
      "value": "The car seat weighs 16.24 lb.",
      "stated_as": "Item weight : 16.24 lb",
      "source_type": "guide",
      "source_url": "https://babytrend.com/products/journey-4-in-1-convertible-car-seat",
      "source_read_at": "2026-09-23T20:06:59.283Z"
    },
    {
      "ref": "p4.f9",
      "product": "Baby Trend Journey 4-in-1 Convertible Car Seat",
      "field": "Booster limits",
      "value": "Booster use is for children at least 4 years old, weighing 40–100 lb and measuring 44–57 inches.",
      "stated_as": "The car seat, installed as a Belt Positioning Booster is designed for use by children whose age is 4 years or older, and weight is between 40 and 100 lb, and height is between 44 and 57\".",
      "source_type": "guide",
      "source_url": "https://babytrend.com/products/journey-4-in-1-convertible-car-seat",
      "source_read_at": "2026-09-23T20:06:59.283Z"
    },
    {
      "ref": "p6.f3",
      "product": "Evenflo All4Stages Slim 4-in-1 Convertible Car Seat",
      "field": "use_stage_range",
      "value": "from birth to booster",
      "stated_as": "from birth to booster",
      "source_type": "listing",
      "source_url": "https://evenflobaby.myshopify.com/products.json",
      "source_read_at": "2026-09-18T19:33:14.935Z"
    },
    {
      "ref": "p6.f9",
      "product": "Evenflo All4Stages Slim 4-in-1 Convertible Car Seat",
      "field": "backseat_car_seat_capacity",
      "value": "three",
      "stated_as": "fit three car seats across in your backseat",
      "source_type": "listing",
      "source_url": "https://evenflobaby.myshopify.com/products.json",
      "source_read_at": "2026-09-18T19:33:14.935Z"
    },
    {
      "ref": "p6.f12",
      "product": "Evenflo All4Stages Slim 4-in-1 Convertible Car Seat",
      "field": "product_weight",
      "value": "23.6 lbs",
      "stated_as": "Product Weight \n 23.6 lbs",
      "source_type": "listing",
      "source_url": "https://evenflobaby.myshopify.com/products/all4stages-slim-4-in-1-convertible-car-seat",
      "source_read_at": "2026-09-18T19:33:14.935Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "anbbaby-com",
        "display_name": "anbbaby.com"
      },
      "product_id": "gid://shopify/Product/4510233428054",
      "name": "DIONO Radian 3RXT",
      "url": "/products/ucp/anbbaby-com/4510233428054",
      "why": "Booster use is listed for children weighing 40–120 lb (18–54 kg).",
      "cells": [
        {
          "column": "Booster limits",
          "fact": {
            "field": "Booster limit",
            "value": "Booster use is listed for children weighing 40–120 lb (18–54 kg).",
            "stated_as": "Booster mode\n40-120 lbs / 18-54 kg",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
            "source_read_at": "2026-09-25T04:19:00.630Z"
          }
        },
        {
          "column": "Seat weight",
          "fact": {
            "field": "Seat weight",
            "value": "The seat weighs 26.4 lb (11.97 kg).",
            "stated_as": "Weight\n26.4 lbs / 11.97 kg",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
            "source_read_at": "2026-09-25T04:19:00.630Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "Three-across fit",
            "value": "The store says three-across will most likely work where the rear row measures at least 51 inches (129.6 cm) armrest to armrest; all three may need seat-belt installation.",
            "stated_as": "Most likely, yes, as long as you have 51” (129.6cm) in the back row from vehicle armrest to armrest. It may be necessary to install all three using the vehicle seat belt system.",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3rxt-all-in-one-convertible-car-seat-2020-edition",
            "source_read_at": "2026-09-25T04:19:00.630Z"
          }
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "anbbaby-com",
        "display_name": "anbbaby.com"
      },
      "product_id": "gid://shopify/Product/8558162084126",
      "name": "Diono Radian 3R SafePlus",
      "url": "/products/ucp/anbbaby-com/8558162084126",
      "why": "Booster mode is for children 40–120 lb and 40–57 in tall.",
      "cells": [
        {
          "column": "Booster limits",
          "fact": {
            "field": "Booster limits",
            "value": "Booster mode is for children 40–120 lb and 40–57 in tall.",
            "stated_as": "40–120 lb (18–54 kg) and whose height is 40-57 in (101-145 cm).",
            "source_type": "manual",
            "source_url": "https://diono.zendesk.com/hc/en-us/article_attachments/34242763065619",
            "source_read_at": "2026-09-25T04:25:56.637Z"
          }
        },
        {
          "column": "Seat weight",
          "fact": {
            "field": "Weight",
            "value": "The seat weighs 29.3 lb.",
            "stated_as": "Seat Weight:\n29.3 lbs",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3-r-safe-convertible-car-seat",
            "source_read_at": "2026-09-25T04:25:52.115Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "Three-across fit",
            "value": "The retailer says the slim-fit design permits three seats across in most midsize vehicles.",
            "stated_as": "the slim-fit design allows three seats across in most mid-sized vehicles",
            "source_type": "guide",
            "source_url": "https://anb-baby.myshopify.com/products/diono-radian-3-r-safe-convertible-car-seat",
            "source_read_at": "2026-09-25T04:25:52.115Z"
          }
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "evenflo-com",
        "display_name": "evenflo.com"
      },
      "product_id": "gid://shopify/Product/9190434668700",
      "name": "Evenflo All4Stages Slim Plus Canopy 4-in-1 Convertible Car Seat",
      "url": "/products/ucp/evenflo-com/9190434668700",
      "why": "The seat has four modes with these weight ranges: rear-facing 4-40 lb, forward-facing 30-65 lb, high-back booster 40-100 lb and no-back booster 40-120 lb, giving up to 10 years of use.",
      "cells": [
        {
          "column": "Booster limits",
          "fact": {
            "field": "modes of use",
            "value": "The seat has four modes with these weight ranges: rear-facing 4-40 lb, forward-facing 30-65 lb, high-back booster 40-100 lb and no-back booster 40-120 lb, giving up to 10 years of use.",
            "stated_as": "Rear-Facing (4 - 40 lb), Forward-Facing (30 - 65 lb), High-Back Booster (40 - 100 lb), and No-Back Booster (40 - 120 lb)",
            "source_type": "listing",
            "source_url": "https://evenflobaby.myshopify.com/products.json",
            "source_read_at": "2026-10-11T07:17:34.584Z"
          }
        },
        {
          "column": "Seat weight",
          "fact": {
            "field": "weight",
            "value": "Sources disagree on seat weight: the maker says 25.2 lbs, while Consumer Reports' Slim+ product data says 24 lbs.",
            "stated_as": "Product weight: 25.2 lbs",
            "source_type": "guide",
            "source_url": "https://evenflobaby.myshopify.com/products/all4stages-slim-plus-canopy-4-in-1-convertible-car-seat",
            "source_read_at": "2026-10-12T04:36:17.629Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "slim footprint",
            "value": "The seat is 16.9 in. wide, which the maker says saves space for other backseat passengers and can allow three car seats across the back seat.",
            "stated_as": "The streamlined 16.9 in. footprint saves space for other backseat passengers or allows you to fit three car seats across in your backseat.",
            "source_type": "listing",
            "source_url": "https://evenflobaby.myshopify.com/products.json",
            "source_read_at": "2026-10-11T07:17:34.584Z"
          }
        }
      ]
    },
    {
      "rank": 4,
      "merchant": {
        "slug": "babytrend-com",
        "display_name": "babytrend.com"
      },
      "product_id": "gid://shopify/Product/15998523933041",
      "name": "Baby Trend Journey 4-in-1 Convertible Car Seat",
      "url": "/products/ucp/babytrend-com/15998523933041",
      "why": "Booster use is for children at least 4 years old, weighing 40–100 lb and measuring 44–57 inches.",
      "cells": [
        {
          "column": "Booster limits",
          "fact": {
            "field": "Booster limits",
            "value": "Booster use is for children at least 4 years old, weighing 40–100 lb and measuring 44–57 inches.",
            "stated_as": "The car seat, installed as a Belt Positioning Booster is designed for use by children whose age is 4 years or older, and weight is between 40 and 100 lb, and height is between 44 and 57\".",
            "source_type": "guide",
            "source_url": "https://babytrend.com/products/journey-4-in-1-convertible-car-seat",
            "source_read_at": "2026-09-23T20:06:59.283Z"
          }
        },
        {
          "column": "Seat weight",
          "fact": {
            "field": "Seat weight",
            "value": "The car seat weighs 16.24 lb.",
            "stated_as": "Item weight : 16.24 lb",
            "source_type": "guide",
            "source_url": "https://babytrend.com/products/journey-4-in-1-convertible-car-seat",
            "source_read_at": "2026-09-23T20:06:59.283Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "Width and vehicle fit",
            "value": "The seat is 18.25 inches at its widest and is designed to fit three across in most vehicles.",
            "stated_as": "Fits Three Across in Most Vehicles: At its widest, the Journey 4-in-1 Convertible Car Seat measures 18.25”, making it possible to fit three seats across in most vehicles.",
            "source_type": "guide",
            "source_url": "https://babytrend.com/products/journey-4-in-1-convertible-car-seat",
            "source_read_at": "2026-09-23T20:06:59.283Z"
          }
        }
      ]
    },
    {
      "rank": 5,
      "merchant": {
        "slug": "evenflo-com",
        "display_name": "evenflo.com"
      },
      "product_id": "gid://shopify/Product/8602499711132",
      "name": "Evenflo All4Stages Slim 4-in-1 Convertible Car Seat",
      "url": "/products/ucp/evenflo-com/8602499711132",
      "why": "from birth to booster",
      "cells": [
        {
          "column": "Booster limits",
          "fact": {
            "field": "use_stage_range",
            "value": "from birth to booster",
            "stated_as": "from birth to booster",
            "source_type": "listing",
            "source_url": "https://evenflobaby.myshopify.com/products.json",
            "source_read_at": "2026-09-18T19:33:14.935Z"
          }
        },
        {
          "column": "Seat weight",
          "fact": {
            "field": "product_weight",
            "value": "23.6 lbs",
            "stated_as": "Product Weight \n 23.6 lbs",
            "source_type": "listing",
            "source_url": "https://evenflobaby.myshopify.com/products/all4stages-slim-4-in-1-convertible-car-seat",
            "source_read_at": "2026-09-18T19:33:14.935Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "backseat_car_seat_capacity",
            "value": "three",
            "stated_as": "fit three car seats across in your backseat",
            "source_type": "listing",
            "source_url": "https://evenflobaby.myshopify.com/products.json",
            "source_read_at": "2026-09-18T19:33:14.935Z"
          }
        }
      ]
    }
  ]
}