{
  "schema_version": "compare-page.v2",
  "page_id": "lightest-convertible-car-seats-for-moving-between-cars",
  "url": "https://robotrunk.com/compare/want/lightest-convertible-car-seats-for-moving-between-cars",
  "title": "Lightest convertible car seats for moving between cars",
  "question": "Which convertible car seats weigh the least, for carrying them between vehicles?",
  "answer": "PEG Perego Primo Viaggio Kinetic Convertible Car Seat: Store data gives dimensions of 26.25 by 18.75 by 25.75 inches and a product weight of 24.4 lbs. The video names the seat as very heavy, difficult to recline, and lacking a leveler as cons, and rates it 4 out of 5.\nBritax Poplar S ClickTight Convertible Car Seat: It states the S adds the ReboundReduce bar, a removable head pad and an upper-body support pillow over the standard Poplar, and weighs 28 lb against 27.2 lb, with no wider shell or higher child-weight limit.\nRomer-dc-dc Veni Convertible Car Seat: Measured weight 28.25 lb.\nCybex (listed by the store as Cybex-dc) Sirona S: Their table lists the seat at 30.4 lbs, height limit 49 in, dimensions 30″L x 19″W x 24″H, two cup holders, portability 7/10 as bulky and heavy duty, a 10-year lifespan and no airplane use.\nCybex (sold as Cybex-dc) Callisto G 360: The assembled seat weighs 35 lbs.\nCybex Callisto T 360: The car seat weighs 35 lb.",
  "kind": "convertible car seats-dc",
  "market": "US",
  "generated_at": "2026-10-28T07:20:33.817Z",
  "columns": [
    "Weight",
    "Width"
  ],
  "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.f2",
      "product": "Romer-dc-dc Veni Convertible Car Seat",
      "field": "measured size",
      "value": "Measured rear-facing length 28.75 in, height 23 in, width 17 in; forward-facing at maximum recline 27 in long, 22 in high, 17 in wide; add up to 7 in height if the headrest is fully extended; cup holders add 1.5 in to either side.",
      "stated_as": "Measured rear-facing length 28.75 in, height 23 in, width 17 in; forward-facing at maximum recline 27 in long, 22 in high, 17 in wide; add up to 7 in height if the headrest is fully extended; cup holders add 1.5 in to either side.",
      "source_type": "review",
      "source_url": "https://www.youtube.com/watch?v=E1cpg7RULdo",
      "source_read_at": "2026-10-10T16:18:34.901Z"
    },
    {
      "ref": "p2.f12",
      "product": "Romer-dc-dc Veni Convertible Car Seat",
      "field": "measured weight",
      "value": "Measured weight 28.25 lb.",
      "stated_as": "Measured weight 28.25 lb.",
      "source_type": "review",
      "source_url": "https://www.youtube.com/watch?v=E1cpg7RULdo",
      "source_read_at": "2026-10-10T16:18:34.901Z"
    },
    {
      "ref": "p3.f5",
      "product": "PEG Perego Primo Viaggio Kinetic Convertible Car Seat",
      "field": "dimensions and weight",
      "value": "Store data gives dimensions of 26.25 by 18.75 by 25.75 inches and a product weight of 24.4 lbs.",
      "stated_as": "Dimensions: 26.25\" x 18.75\" x 25.75\"\n\n- Product Weight:\n24.4 lbs.",
      "source_type": "listing",
      "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
      "source_read_at": "2026-10-09T19:03:04.916Z"
    },
    {
      "ref": "p3.f6",
      "product": "PEG Perego Primo Viaggio Kinetic Convertible Car Seat",
      "field": "cons",
      "value": "The video names the seat as very heavy, difficult to recline, and lacking a leveler as cons, and rates it 4 out of 5.",
      "stated_as": "The video names the seat as very heavy, difficult to recline, and lacking a leveler as cons, and rates it 4 out of 5.",
      "source_type": "review",
      "source_url": "https://www.youtube.com/watch?v=tJuu-xvLn8U",
      "source_read_at": "2026-10-10T14:24:11.164Z"
    },
    {
      "ref": "p4.f2",
      "product": "CYBEX (listed by the store as Cybex-dc) Sirona S",
      "field": "specification table",
      "value": "Their table lists the seat at 30.4 lbs, height limit 49 in, dimensions 30″L x 19″W x 24″H, two cup holders, portability 7/10 as bulky and heavy duty, a 10-year lifespan and no airplane use.",
      "stated_as": "Their table lists the seat at 30.4 lbs, height limit 49 in, dimensions 30″L x 19″W x 24″H, two cup holders, portability 7/10 as bulky and heavy duty, a 10-year lifespan and no airplane use.",
      "source_type": "review",
      "source_url": "https://carseaton.com/cybex-sirona-s-review/",
      "source_read_at": "2026-10-09T19:14:53.553Z"
    },
    {
      "ref": "p4.f7",
      "product": "CYBEX (listed by the store as Cybex-dc) Sirona S",
      "field": "dimensions",
      "value": "The seat measures 24.5 inches long, 19 inches wide and 25.5 inches high.",
      "stated_as": "DIMENSIONS: 24.5\" L x 19\" W x 25.5\" H",
      "source_type": "guide",
      "source_url": "https://dd1dfe-a3.myshopify.com/products/cybex-open-box-sirona-s-rotating-convertible-car-seat-with-load-leg-and-sensorsafe-indigo-blue",
      "source_read_at": "2026-10-09T19:13:15.309Z"
    },
    {
      "ref": "p5.f1",
      "product": "Cybex (sold as Cybex-dc) Callisto G 360",
      "field": "weight",
      "value": "The assembled seat weighs 35 lbs.",
      "stated_as": "Car Seat Weight: 35 lbs",
      "source_type": "listing",
      "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
      "source_read_at": "2026-10-08T19:02:14.639Z"
    },
    {
      "ref": "p5.f11",
      "product": "Cybex (sold as Cybex-dc) Callisto G 360",
      "field": "dimensions",
      "value": "Assembled, the seat measures 21.7 in long, 18.7 in wide and 25.5 in high.",
      "stated_as": "Car Seat Measurements Assembled: 21.7\"L X 18.7\"W X 25.5\"H",
      "source_type": "listing",
      "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
      "source_read_at": "2026-10-08T19:02:14.639Z"
    },
    {
      "ref": "p6.f9",
      "product": "Britax Poplar S ClickTight Convertible Car Seat",
      "field": "width",
      "value": "The Poplar and Poplar S are described as among the skinniest car seats on the market, at 17 inches wide externally.",
      "stated_as": "The Poplar and Poplar S are described as among the skinniest car seats on the market, at 17 inches wide externally.",
      "source_type": "blog",
      "source_url": "https://www.thecarseatpros.com/blog/poplarreview",
      "source_read_at": "2026-10-08T23:22:59.655Z"
    },
    {
      "ref": "p6.f12",
      "product": "Britax Poplar S ClickTight Convertible Car Seat",
      "field": "S versus standard Poplar",
      "value": "It states the S adds the ReboundReduce bar, a removable head pad and an upper-body support pillow over the standard Poplar, and weighs 28 lb against 27.2 lb, with no wider shell or higher child-weight limit.",
      "stated_as": "It states the S adds the ReboundReduce bar, a removable head pad and an upper-body support pillow over the standard Poplar, and weighs 28 lb against 27.2 lb, with no wider shell or higher child-weight limit.",
      "source_type": "blog",
      "source_url": "https://capitalkidz.com/blogs/news/britax-poplar-s-review",
      "source_read_at": "2026-10-08T23:23:21.189Z"
    },
    {
      "ref": "p8.f8",
      "product": "Cybex Callisto T 360",
      "field": "dimensions",
      "value": "Assembled measurements are 21.7 in long, 19.5 in wide, and 25.5 in high.",
      "stated_as": "Car Seat Measurements Assembled: 21.7\"L X 19.5\"W X 25.5\"H",
      "source_type": "listing",
      "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
      "source_read_at": "2026-10-08T19:02:14.639Z"
    },
    {
      "ref": "p8.f11",
      "product": "Cybex Callisto T 360",
      "field": "weight",
      "value": "The car seat weighs 35 lb.",
      "stated_as": "Car Seat Weight: 35 lbs",
      "source_type": "listing",
      "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
      "source_read_at": "2026-10-08T19:02:14.639Z"
    }
  ],
  "rows": [
    {
      "rank": 1,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9722098155751",
      "name": "PEG Perego Primo Viaggio Kinetic Convertible Car Seat",
      "url": "/products/ucp/albeebaby-com/9722098155751",
      "why": "Store data gives dimensions of 26.25 by 18.75 by 25.75 inches and a product weight of 24.4 lbs.",
      "cells": [
        {
          "column": "Weight",
          "fact": {
            "field": "dimensions and weight",
            "value": "Store data gives dimensions of 26.25 by 18.75 by 25.75 inches and a product weight of 24.4 lbs.",
            "stated_as": "Dimensions: 26.25\" x 18.75\" x 25.75\"\n\n- Product Weight:\n24.4 lbs.",
            "source_type": "listing",
            "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
            "source_read_at": "2026-10-09T19:03:04.916Z"
          }
        },
        {
          "column": "Width",
          "fact": null
        }
      ]
    },
    {
      "rank": 2,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9564453077223",
      "name": "Britax Poplar S ClickTight Convertible Car Seat",
      "url": "/products/ucp/albeebaby-com/9564453077223",
      "why": "It states the S adds the ReboundReduce bar, a removable head pad and an upper-body support pillow over the standard Poplar, and weighs 28 lb against 27.2 lb, with no wider shell or higher child-weight limit.",
      "cells": [
        {
          "column": "Weight",
          "fact": {
            "field": "S versus standard Poplar",
            "value": "It states the S adds the ReboundReduce bar, a removable head pad and an upper-body support pillow over the standard Poplar, and weighs 28 lb against 27.2 lb, with no wider shell or higher child-weight limit.",
            "stated_as": "It states the S adds the ReboundReduce bar, a removable head pad and an upper-body support pillow over the standard Poplar, and weighs 28 lb against 27.2 lb, with no wider shell or higher child-weight limit.",
            "source_type": "blog",
            "source_url": "https://capitalkidz.com/blogs/news/britax-poplar-s-review",
            "source_read_at": "2026-10-08T23:23:21.189Z"
          }
        },
        {
          "column": "Width",
          "fact": {
            "field": "width",
            "value": "The Poplar and Poplar S are described as among the skinniest car seats on the market, at 17 inches wide externally.",
            "stated_as": "The Poplar and Poplar S are described as among the skinniest car seats on the market, at 17 inches wide externally.",
            "source_type": "blog",
            "source_url": "https://www.thecarseatpros.com/blog/poplarreview",
            "source_read_at": "2026-10-08T23:22:59.655Z"
          }
        }
      ]
    },
    {
      "rank": 3,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9564461170919",
      "name": "Romer-dc-dc Veni Convertible Car Seat",
      "url": "/products/ucp/albeebaby-com/9564461170919",
      "why": "Measured weight 28.25 lb.",
      "cells": [
        {
          "column": "Weight",
          "fact": {
            "field": "measured weight",
            "value": "Measured weight 28.25 lb.",
            "stated_as": "Measured weight 28.25 lb.",
            "source_type": "review",
            "source_url": "https://www.youtube.com/watch?v=E1cpg7RULdo",
            "source_read_at": "2026-10-10T16:18:34.901Z"
          }
        },
        {
          "column": "Width",
          "fact": {
            "field": "measured size",
            "value": "Measured rear-facing length 28.75 in, height 23 in, width 17 in; forward-facing at maximum recline 27 in long, 22 in high, 17 in wide; add up to 7 in height if the headrest is fully extended; cup holders add 1.5 in to either side.",
            "stated_as": "Measured rear-facing length 28.75 in, height 23 in, width 17 in; forward-facing at maximum recline 27 in long, 22 in high, 17 in wide; add up to 7 in height if the headrest is fully extended; cup holders add 1.5 in to either side.",
            "source_type": "review",
            "source_url": "https://www.youtube.com/watch?v=E1cpg7RULdo",
            "source_read_at": "2026-10-10T16:18:34.901Z"
          }
        }
      ]
    },
    {
      "rank": 4,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9565344956647",
      "name": "CYBEX (listed by the store as Cybex-dc) Sirona S",
      "url": "/products/ucp/albeebaby-com/9565344956647",
      "why": "Their table lists the seat at 30.4 lbs, height limit 49 in, dimensions 30″L x 19″W x 24″H, two cup holders, portability 7/10 as bulky and heavy duty, a 10-year lifespan and no airplane use.",
      "cells": [
        {
          "column": "Weight",
          "fact": {
            "field": "specification table",
            "value": "Their table lists the seat at 30.4 lbs, height limit 49 in, dimensions 30″L x 19″W x 24″H, two cup holders, portability 7/10 as bulky and heavy duty, a 10-year lifespan and no airplane use.",
            "stated_as": "Their table lists the seat at 30.4 lbs, height limit 49 in, dimensions 30″L x 19″W x 24″H, two cup holders, portability 7/10 as bulky and heavy duty, a 10-year lifespan and no airplane use.",
            "source_type": "review",
            "source_url": "https://carseaton.com/cybex-sirona-s-review/",
            "source_read_at": "2026-10-09T19:14:53.553Z"
          }
        },
        {
          "column": "Width",
          "fact": {
            "field": "dimensions",
            "value": "The seat measures 24.5 inches long, 19 inches wide and 25.5 inches high.",
            "stated_as": "DIMENSIONS: 24.5\" L x 19\" W x 25.5\" H",
            "source_type": "guide",
            "source_url": "https://dd1dfe-a3.myshopify.com/products/cybex-open-box-sirona-s-rotating-convertible-car-seat-with-load-leg-and-sensorsafe-indigo-blue",
            "source_read_at": "2026-10-09T19:13:15.309Z"
          }
        }
      ]
    },
    {
      "rank": 5,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9722094616807",
      "name": "Cybex (sold as Cybex-dc) Callisto G 360",
      "url": "/products/ucp/albeebaby-com/9722094616807",
      "why": "The assembled seat weighs 35 lbs.",
      "cells": [
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The assembled seat weighs 35 lbs.",
            "stated_as": "Car Seat Weight: 35 lbs",
            "source_type": "listing",
            "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
            "source_read_at": "2026-10-08T19:02:14.639Z"
          }
        },
        {
          "column": "Width",
          "fact": {
            "field": "dimensions",
            "value": "Assembled, the seat measures 21.7 in long, 18.7 in wide and 25.5 in high.",
            "stated_as": "Car Seat Measurements Assembled: 21.7\"L X 18.7\"W X 25.5\"H",
            "source_type": "listing",
            "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
            "source_read_at": "2026-10-08T19:02:14.639Z"
          }
        }
      ]
    },
    {
      "rank": 6,
      "merchant": {
        "slug": "albeebaby-com",
        "display_name": "albeebaby.com"
      },
      "product_id": "gid://shopify/Product/9722095272167",
      "name": "Cybex Callisto T 360",
      "url": "/products/ucp/albeebaby-com/9722095272167",
      "why": "The car seat weighs 35 lb.",
      "cells": [
        {
          "column": "Weight",
          "fact": {
            "field": "weight",
            "value": "The car seat weighs 35 lb.",
            "stated_as": "Car Seat Weight: 35 lbs",
            "source_type": "listing",
            "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
            "source_read_at": "2026-10-08T19:02:14.639Z"
          }
        },
        {
          "column": "Width",
          "fact": {
            "field": "dimensions",
            "value": "Assembled measurements are 21.7 in long, 19.5 in wide, and 25.5 in high.",
            "stated_as": "Car Seat Measurements Assembled: 21.7\"L X 19.5\"W X 25.5\"H",
            "source_type": "listing",
            "source_url": "https://dd1dfe-a3.myshopify.com/products.json",
            "source_read_at": "2026-10-08T19:02:14.639Z"
          }
        }
      ]
    }
  ]
}