{
  "schema_version": "compare-page.v2",
  "page_id": "convertible-car-seats-that-fit-three-across-in-one-back-seat-8df931e3",
  "url": "https://robotrunk.com/compare/want/convertible-car-seats-that-fit-three-across-in-one-back-seat-8df931e3",
  "title": "Convertible car seats that fit three across in one back seat",
  "question": "Which convertible car seats fit three across in one back seat?",
  "answer": "Graco SlimFit3 LX: Graco confirmed that three SlimFit3 LX seats fit three-across in a 2019-2021 Toyota RAV4 in several configurations, including all forward-facing, all rear-facing, and mixed modes.\nBritax One4Life Slim: The seat is 17.5 in wide and Britax says it is designed to fit three across. The review rates it 4.8 out of 5 and calls it a strong choice, especially for fitting three seats across.\nDiono Radian 3R SafePlus: The retailer says the slim-fit design permits three seats across in most midsize vehicles.\nDiono Radian 3QXT+: At 17 inches wide the seat is stated to fit three across in most midsize vehicles.\nClek Foonf: Confirmed a three-across fit in a midsize sedan next to another seat and a booster, crediting the roughly 17 in width.",
  "kind": "convertible car seat",
  "market": "US",
  "generated_at": "2026-10-21T23:32:56.088Z",
  "columns": [
    "Width",
    "Three-across fit",
    "Weight"
  ],
  "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": "p2.f1",
      "product": "Diono Radian 3QXT+ (Radian 3QXT FirstClass SafePlus), model 53000-NA-01 (Black Jet) / 53001-NA-01 (Gray Slate)",
      "field": "dimensions",
      "value": "The seat measures 16 inches deep by 17 inches wide by 28 inches tall.",
      "stated_as": "16\" x 17\" x 28\"",
      "source_type": "listing",
      "source_url": "https://top-stroll.myshopify.com/products.json",
      "source_read_at": "2026-10-18T19:37:33.814Z"
    },
    {
      "ref": "p2.f2",
      "product": "Diono Radian 3QXT+ (Radian 3QXT FirstClass SafePlus), model 53000-NA-01 (Black Jet) / 53001-NA-01 (Gray Slate)",
      "field": "three across fit",
      "value": "At 17 inches wide the seat is stated to fit three across in most midsize vehicles.",
      "stated_as": "At 17\" wide fits 3 across in most midsize vehicles.",
      "source_type": "guide",
      "source_url": "https://top-stroll.myshopify.com/products/diono-radian-3qxt-luxury-3-across-all-in-one-car-seat",
      "source_read_at": "2026-10-18T23:43:45.744Z"
    },
    {
      "ref": "p2.f6",
      "product": "Diono Radian 3QXT+ (Radian 3QXT FirstClass SafePlus), model 53000-NA-01 (Black Jet) / 53001-NA-01 (Gray Slate)",
      "field": "weight",
      "value": "The store lists the seat weight as 34.2 lb; NHTSA lists 30.7 lb rear-facing, 28.3 lb forward-facing and 26.5 lb in booster mode for model 53000-NA-01, so the sources disagree on seat weight.",
      "stated_as": "34.2 lbs.",
      "source_type": "listing",
      "source_url": "https://top-stroll.myshopify.com/products.json",
      "source_read_at": "2026-10-18T19:37:33.814Z"
    },
    {
      "ref": "p4.f1",
      "product": "Diono Radian 3R SafePlus",
      "field": "Dimensions",
      "value": "It measures 28.5 in high by 17 in wide by 16 in deep unfolded, and 11.5 in deep folded.",
      "stated_as": "Unfolded Dimensions:\n28.5\" H x 17\" W x 16\" D\nFolded Dimensions:\n28.5\" H x 17\" W x 11.5\" D",
      "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": "p4.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": "p4.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": "p8.f7",
      "product": "Graco SlimFit3 LX",
      "field": "dimensions",
      "value": "The seat measures about 20.7 inches long by 16.7 inches wide by 24.5 inches high.",
      "stated_as": "The seat measures about 20.7 inches long by 16.7 inches wide by 24.5 inches high.",
      "source_type": "blog",
      "source_url": "https://parenthoodadventures.com/graco-slimfit3-lx-3-in-1-car-seat-review/",
      "source_read_at": "2026-10-09T23:09:02.684Z"
    },
    {
      "ref": "p8.f9",
      "product": "Graco SlimFit3 LX",
      "field": "RAV4 fit",
      "value": "Graco confirmed that three SlimFit3 LX seats fit three-across in a 2019-2021 Toyota RAV4 in several configurations, including all forward-facing, all rear-facing, and mixed modes.",
      "stated_as": "Graco confirmed that three SlimFit3 LX seats fit three-across in a 2019-2021 Toyota RAV4 in several configurations, including all forward-facing, all rear-facing, and mixed modes.",
      "source_type": "blog",
      "source_url": "https://carseatblog.com/53035/narrow-car-seat-for-2019-21-toyota-rav4-hybrid-prime-graco-slimfit3-lx/",
      "source_read_at": "2026-10-09T23:09:27.359Z"
    },
    {
      "ref": "p8.f12",
      "product": "Graco SlimFit3 LX",
      "field": "weight",
      "value": "The reviewer measured the seat at about 18 pounds.",
      "stated_as": "The reviewer measured the seat at about 18 pounds.",
      "source_type": "review",
      "source_url": "https://csftl.org/graco-slimfit3-lx-review/",
      "source_read_at": "2026-10-09T23:08:41.882Z"
    },
    {
      "ref": "p10.f11",
      "product": "Clek Foonf",
      "field": "three-across",
      "value": "Confirmed a three-across fit in a midsize sedan next to another seat and a booster, crediting the roughly 17 in width.",
      "stated_as": "Confirmed a three-across fit in a midsize sedan next to another seat and a booster, crediting the roughly 17 in width.",
      "source_type": "review",
      "source_url": "https://thetestedhub.com/reviews/clek-foonf-convertible-car-seat/",
      "source_read_at": "2026-10-17T05:09:45.017Z"
    },
    {
      "ref": "p12.f7",
      "product": "Britax One4Life Slim",
      "field": "overall verdict",
      "value": "The review rates it 4.8 out of 5 and calls it a strong choice, especially for fitting three seats across.",
      "stated_as": "The review rates it 4.8 out of 5 and calls it a strong choice, especially for fitting three seats across.",
      "source_type": "review",
      "source_url": "https://mommyhood101.com/britax-one4life-review",
      "source_read_at": "2026-10-17T22:50:46.278Z"
    },
    {
      "ref": "p12.f11",
      "product": "Britax One4Life Slim",
      "field": "width",
      "value": "The seat is 17.5 in wide and Britax says it is designed to fit three across.",
      "stated_as": "SpaceSaver™ Slim outside, spacious inside. The 17.5” seat is designed to fit 3 across without compromising on trusted Britax safety and premium comfort.",
      "source_type": "guide",
      "source_url": "https://top-stroll.myshopify.com/products/britax-one4life-slim-all-in-one-car-seat-1",
      "source_read_at": "2026-10-17T22:50:26.576Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9685796585703",
      "name": "Graco SlimFit3 LX",
      "url": "/products/ucp/albeebaby-com/9685796585703",
      "why": "Graco confirmed that three SlimFit3 LX seats fit three-across in a 2019-2021 Toyota RAV4 in several configurations, including all forward-facing, all rear-facing, and mixed modes.",
      "cells": [
        {
          "column": "Width",
          "fact": {
            "field": "dimensions",
            "value": "The seat measures about 20.7 inches long by 16.7 inches wide by 24.5 inches high.",
            "stated_as": "The seat measures about 20.7 inches long by 16.7 inches wide by 24.5 inches high.",
            "source_type": "blog",
            "source_url": "https://parenthoodadventures.com/graco-slimfit3-lx-3-in-1-car-seat-review/",
            "source_read_at": "2026-10-09T23:09:02.684Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "RAV4 fit",
            "value": "Graco confirmed that three SlimFit3 LX seats fit three-across in a 2019-2021 Toyota RAV4 in several configurations, including all forward-facing, all rear-facing, and mixed modes.",
            "stated_as": "Graco confirmed that three SlimFit3 LX seats fit three-across in a 2019-2021 Toyota RAV4 in several configurations, including all forward-facing, all rear-facing, and mixed modes.",
            "source_type": "blog",
            "source_url": "https://carseatblog.com/53035/narrow-car-seat-for-2019-21-toyota-rav4-hybrid-prime-graco-slimfit3-lx/",
            "source_read_at": "2026-10-09T23:09:27.359Z"
          }
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The reviewer measured the seat at about 18 pounds.",
            "stated_as": "The reviewer measured the seat at about 18 pounds.",
            "source_type": "review",
            "source_url": "https://csftl.org/graco-slimfit3-lx-review/",
            "source_read_at": "2026-10-09T23:08:41.882Z"
          }
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "megababiesusa-com",
        "display_name": "megababiesusa.com"
      },
      "product_id": "gid://shopify/Product/8648873214206",
      "name": "Britax One4Life Slim",
      "url": "/products/ucp/megababiesusa-com/8648873214206",
      "why": "The seat is 17.5 in wide and Britax says it is designed to fit three across.",
      "cells": [
        {
          "column": "Width",
          "fact": {
            "field": "width",
            "value": "The seat is 17.5 in wide and Britax says it is designed to fit three across.",
            "stated_as": "SpaceSaver™ Slim outside, spacious inside. The 17.5” seat is designed to fit 3 across without compromising on trusted Britax safety and premium comfort.",
            "source_type": "guide",
            "source_url": "https://top-stroll.myshopify.com/products/britax-one4life-slim-all-in-one-car-seat-1",
            "source_read_at": "2026-10-17T22:50:26.576Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "overall verdict",
            "value": "The review rates it 4.8 out of 5 and calls it a strong choice, especially for fitting three seats across.",
            "stated_as": "The review rates it 4.8 out of 5 and calls it a strong choice, especially for fitting three seats across.",
            "source_type": "review",
            "source_url": "https://mommyhood101.com/britax-one4life-review",
            "source_read_at": "2026-10-17T22:50:46.278Z"
          }
        },
        {
          "column": "Weight",
          "fact": null
        }
      ]
    },
    {
      "rank": 3,
      "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": "The retailer says the slim-fit design permits three seats across in most midsize vehicles.",
      "cells": [
        {
          "column": "Width",
          "fact": {
            "field": "Dimensions",
            "value": "It measures 28.5 in high by 17 in wide by 16 in deep unfolded, and 11.5 in deep folded.",
            "stated_as": "Unfolded Dimensions:\n28.5\" H x 17\" W x 16\" D\nFolded Dimensions:\n28.5\" H x 17\" W x 11.5\" D",
            "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"
          }
        },
        {
          "column": "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"
          }
        }
      ]
    },
    {
      "rank": 4,
      "merchant": {
        "slug": "megababiesusa-com",
        "display_name": "megababiesusa.com"
      },
      "product_id": "gid://shopify/Product/7476789215486",
      "name": "Diono Radian 3QXT+ (Radian 3QXT FirstClass SafePlus), model 53000-NA-01 (Black Jet) / 53001-NA-01 (Gray Slate)",
      "url": "/products/ucp/megababiesusa-com/7476789215486",
      "why": "At 17 inches wide the seat is stated to fit three across in most midsize vehicles.",
      "cells": [
        {
          "column": "Width",
          "fact": {
            "field": "dimensions",
            "value": "The seat measures 16 inches deep by 17 inches wide by 28 inches tall.",
            "stated_as": "16\" x 17\" x 28\"",
            "source_type": "listing",
            "source_url": "https://top-stroll.myshopify.com/products.json",
            "source_read_at": "2026-10-18T19:37:33.814Z"
          }
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "three across fit",
            "value": "At 17 inches wide the seat is stated to fit three across in most midsize vehicles.",
            "stated_as": "At 17\" wide fits 3 across in most midsize vehicles.",
            "source_type": "guide",
            "source_url": "https://top-stroll.myshopify.com/products/diono-radian-3qxt-luxury-3-across-all-in-one-car-seat",
            "source_read_at": "2026-10-18T23:43:45.744Z"
          }
        },
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The store lists the seat weight as 34.2 lb; NHTSA lists 30.7 lb rear-facing, 28.3 lb forward-facing and 26.5 lb in booster mode for model 53000-NA-01, so the sources disagree on seat weight.",
            "stated_as": "34.2 lbs.",
            "source_type": "listing",
            "source_url": "https://top-stroll.myshopify.com/products.json",
            "source_read_at": "2026-10-18T19:37:33.814Z"
          }
        }
      ]
    },
    {
      "rank": 5,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9501995139303",
      "name": "Clek Foonf",
      "url": "/products/ucp/albeebaby-com/9501995139303",
      "why": "Confirmed a three-across fit in a midsize sedan next to another seat and a booster, crediting the roughly 17 in width.",
      "cells": [
        {
          "column": "Width",
          "fact": null
        },
        {
          "column": "Three-across fit",
          "fact": {
            "field": "three-across",
            "value": "Confirmed a three-across fit in a midsize sedan next to another seat and a booster, crediting the roughly 17 in width.",
            "stated_as": "Confirmed a three-across fit in a midsize sedan next to another seat and a booster, crediting the roughly 17 in width.",
            "source_type": "review",
            "source_url": "https://thetestedhub.com/reviews/clek-foonf-convertible-car-seat/",
            "source_read_at": "2026-10-17T05:09:45.017Z"
          }
        },
        {
          "column": "Weight",
          "fact": null
        }
      ]
    }
  ]
}