{"niche":"哪款可扩展行李箱最耐用？","description":"What is the most durable expandable suitcase available?","products":[{"brand":"Samsonite","model":"Freeform Large Expandable Spinner","price_gbp":156.9,"origin_country":null,"specs":{"weight":"9.6","wheels":"4 double-spinner wheels","capacity":"112.5","material":"Polypropylene","dimensions":"20.9 in x 13.8 in x 31.1 in","lock_system":"TSA 3-dial combination recessed lock","expansion_capacity":null},"confidence_score":null,"summary":"Lightweight, hardside 28-inch checked spinner with a polypropylene shell, recessed TSA combination lock, and double-spinner wheels. Large packing volume suits occasional to moderate travelers who need high capacity and easy maneuverability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Samsonite","url":"https://shop.samsonite.com/luggage-checked-luggage/freeform-large-spinner/78257XXXX.html","currency":"USD","source_country":"US","price":209.99,"price_gbp":156.9,"scraped_at":"2026-06-07T00:40:04.830642"},{"label":"Luggage Online","url":"https://www.luggageonline.com/products/samsonite-freeform-28-inch-4-wheel-large-luggage?bvstate=pg%3A28%2Fct%3Ar","currency":"USD","source_country":"US","price":209.99,"price_gbp":156.9,"scraped_at":"2026-06-07T00:40:10.996827"},{"label":"Samsonite Canada","url":"https://www.samsonite.ca/en/luggage/checked/samsonite-freeform%E2%84%A2-spinner-large/88384XXXX.html","currency":"USD","source_country":"US","price":420.0,"price_gbp":313.82,"scraped_at":"2026-06-07T00:40:15.278024"}]},{"brand":"Monos","model":"Expandable Carry-On (Aluminum Core or Polycarbonate Large Expandable)","price_gbp":242.84,"origin_country":null,"specs":{"weight":"7.78","wheels":"360° spinner wheels","capacity":"39.9","material":"Aerospace-grade polycarbonate","dimensions":"22 in x 14 in x 9.8 in","lock_system":"TSA-Accepted combination lock","expansion_capacity":"46"},"confidence_score":null,"summary":"Hard-shell expandable carry-on with a 1.6 in expansion, quiet 360° spinners, telescopic handle and TSA-accepted lock; suits frequent travelers who want a durable, slightly expandable overhead bag. The polycarbonate shell is dent-resistant and finished with vegan leather details and internal organization for short trips.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Monos","url":"https://monos.com/products/expandable-carry-on","currency":"USD","source_country":"US","price":325.0,"price_gbp":242.84,"scraped_at":"2026-06-07T00:44:45.839251"},{"label":"Pack Hacker (review with retailer link)","url":"https://www.packhacker.com/travel-gear/monos/expandable-carry-on-pro/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-07T00:44:49.015938"}]},{"brand":"July","model":"Checked Expandable (Large Expandable)","price_gbp":280.2,"origin_country":null,"specs":{"weight":"9.9","wheels":"360° spinner wheels (four)","capacity":"90","material":"Aerospace-grade German polycarbonate","dimensions":"26 in x 18.75 in x 12.6 in","lock_system":"Integrated TSA-approved lock","expansion_capacity":"10"},"confidence_score":null,"summary":"Hard-shell checked suitcase with a 80L base capacity that expands 10L to 90L, silent 360° spinner wheels, multi-stop telescopic handle, and an integrated TSA-approved lock. Suited for 1-2 week trips or travellers who want a durable, expandable checked bag with easy maneuverability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"July (official)","url":"https://july.com/us/luggage/checked-expandable/","currency":"USD","source_country":"US","price":375.0,"price_gbp":280.2,"scraped_at":"2026-06-07T00:45:01.000399"},{"label":"July (product compare page)","url":"https://july.com/us/compare-checked-luggage/","currency":"USD","source_country":"US","price":375.0,"price_gbp":280.2,"scraped_at":"2026-06-07T00:45:03.962357"}]},{"brand":"Samsonite","model":"Proxis Global Large Expandable Spinner","price_gbp":373.6,"origin_country":null,"specs":{"weight":"7.5 lbs","wheels":"Four wheel spinner","capacity":null,"material":"Roxkin","dimensions":"21.5 in x 12.6 in x 30.7 in","lock_system":"Integrated keyless TSA-friendly lock","expansion_capacity":null},"confidence_score":null,"summary":"Hard-shell Proxis Global large spinner uses Samsonite's lightweight, resilient Roxkin material, has four spinner wheels, and an integrated TSA-friendly lock. It suits travelers seeking a durable, lightweight checked suitcase with smooth maneuvering and practical interior organization.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Samsonite","url":"https://shop.samsonite.com/luggage-checked-luggage/proxis-large-spinner/141847XXXX.html","currency":"USD","source_country":"US","price":600.0,"price_gbp":448.32,"scraped_at":"2026-06-07T00:43:41.363112"},{"label":"Samsonite (Ireland)","url":"https://www.samsonite.ie/proxis/","currency":"USD","source_country":"US","price":565.0,"price_gbp":422.17,"scraped_at":"2026-06-07T00:43:44.335326"},{"label":"Luggage Pros","url":"https://www.luggagepros.com/products/samsonite-proxis-global-carry-on-spinner","currency":"USD","source_country":"US","price":500.0,"price_gbp":373.6,"scraped_at":"2026-06-07T00:43:47.283342"}]},{"brand":"Away","model":"The Large Flex Expandable","price_gbp":237.61,"origin_country":null,"specs":{"weight":"12.6","wheels":"360° spinner wheels","capacity":"104","material":"100% polycarbonate shell","dimensions":"29 in x 20.5 in x 12.5 in","lock_system":"TSA-approved combination lock","expansion_capacity":"115"},"confidence_score":null,"summary":"A spacious hard-shell checked suitcase with a wraparound Flex expansion zipper that adds 1.75 in of packing space. It features interior compression, 360° spinner wheels, a telescopic handle, and a TSA-approved lock - suited for travelers packing for 2+ weeks or those who want expandable checked luggage.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Away","url":"https://www.awaytravel.com/products/large-flex-jet-black","currency":"USD","source_country":"US","price":425.0,"price_gbp":317.56,"scraped_at":"2026-06-07T00:41:26.574025"},{"label":"Business Insider (links to Away)","url":"https://www.businessinsider.com/guides/travel/away-hard-shell-expandable-flex-review","currency":"USD","source_country":"US","price":318.0,"price_gbp":237.61,"scraped_at":"2026-06-07T00:41:30.665992"},{"label":"Business Insider (sale listing)","url":"https://www.businessinsider.com/guides/travel/away-hard-shell-expandable-flex-review","currency":"USD","source_country":"US","price":318.0,"price_gbp":237.61,"scraped_at":"2026-06-07T00:44:02.217718"}]},{"brand":"Tumi","model":"Alpha 3 Extended Trip Packing Case Expandable","price_gbp":773.35,"origin_country":null,"specs":{"weight":"17.9","wheels":"4 dual spinner wheels","capacity":"126","material":"FXT ballistic nylon","dimensions":"31.0 in x 22.0 in x 13.0 in","lock_system":"Built-in TSA combination lock","expansion_capacity":null},"confidence_score":null,"summary":"Large softside checked suitcase with a two-stage Lever Lock expansion, removable garment sleeve, multiple exterior pockets and TUMI Tracer. Suits extended business or leisure travel for users who need high capacity and organization and accept a heavier empty weight.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Luggage & Leather","url":"https://www.luggageandleather.com/products/tumi-alpha-3-extended-trip-expandable-4-wheeled-packing-case","currency":"USD","source_country":"US","price":1115.0,"price_gbp":833.13,"scraped_at":"2026-06-07T00:39:42.837740"},{"label":"Bergman Luggage","url":"https://www.bergmanluggage.com/products/tumi-alpha-3-medium-trip-expandable-4-wheeled-packing-case","currency":"USD","source_country":"US","price":1035.0,"price_gbp":773.35,"scraped_at":"2026-06-07T00:39:47.270075"}]},{"brand":"Rimowa","model":"Essential Check-In L Expandable","price_gbp":915.32,"origin_country":null,"specs":{"weight":"10.6","wheels":"Multiwheel® system (four double-spinner wheels)","capacity":"85","material":"High-performance polycarbonate","dimensions":"30.6 in x 20.5 in x 11.1 in","lock_system":"TSA-approved locks","expansion_capacity":null},"confidence_score":null,"summary":"The Rimowa Essential Check-In L is a durable polycarbonate hardshell checked suitcase with a roomy ~85 L interior, smooth multiwheel steering, and TSA-approved locks. It suits travelers needing a reliable, stylish bag for trips up to two weeks.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"RIMOWA","url":"https://www.rimowa.com/us/en/luggage/colour/black/check-in-l/83273631.html","currency":"USD","source_country":"US","price":1225.0,"price_gbp":915.32,"scraped_at":"2026-06-07T00:41:03.436196"},{"label":"OutdoorGearLab","url":"https://www.outdoorgearlab.com/reviews/travel/luggage/rimowa-essential-check-in-l","currency":"USD","source_country":"US","price":1225.0,"price_gbp":915.32,"scraped_at":"2026-06-07T00:41:08.352012"}]},{"brand":"Travelpro","model":"Platinum Elite Hardside Expandable 29 in","price_gbp":336.61,"origin_country":null,"specs":{"weight":"11.5 lbs","wheels":"4 self-aligning spinner wheels (MagnaTrac)","capacity":"143.5","material":"100% polycarbonate hard shell","dimensions":"32.5 in x 21 in x 13.25 in","lock_system":"Integrated TSA-compliant lock","expansion_capacity":null},"confidence_score":null,"summary":"Large, durable hardside checked suitcase with a textured polycarbonate shell, PrecisionGlide spinner wheels, PowerScope handle and an integrated TSA lock; expands for extra packing space. Suited for long trips or travelers who need maximum checked luggage capacity.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Travelpro","url":"https://travelpro.com/products/platinum-elite-hardside-large-check-in-expandable-spinner","currency":"USD","source_country":"US","price":485.0,"price_gbp":362.39,"scraped_at":"2026-06-07T00:40:32.708991"},{"label":"OutdoorGearLab","url":"https://www.outdoorgearlab.com/reviews/travel/luggage/travelpro-platinum-elite-29","currency":"USD","source_country":"US","price":485.0,"price_gbp":362.39,"scraped_at":"2026-06-07T00:40:38.134468"},{"label":"DigitalNomads.World","url":"https://digitalnomads.world/tips/travelpro-platinum-elite-29-expandable-spinner-review/","currency":"USD","source_country":"US","price":450.49,"price_gbp":336.61,"scraped_at":"2026-06-07T00:40:42.436235"}]},{"brand":"Travelpro","model":"Platinum Elite Hardside Expandable 29in","price_gbp":332.5,"origin_country":null,"specs":{"weight":"11.5","wheels":"8 MagnaTrac self-aligning spinner wheels","capacity":"143.5","material":"100% polycarbonate","dimensions":"29.50 in x 20.50 in x 12.75 in","lock_system":"Integrated TSA lock","expansion_capacity":null},"confidence_score":null,"summary":"A durable, high-capacity hardside checked suitcase with a textured polycarbonate shell, PrecisionGlide wheel system, PowerScope handle and an integrated TSA lock. Suited for long trips and serious packers who want smooth rolling and expandable packing space.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Travelpro","url":"https://travelpro.com/products/platinum%C2%AE-elite-29-expandable-spinner","currency":"USD","source_country":"US","price":485.0,"price_gbp":362.39,"scraped_at":"2026-06-07T00:44:13.725202"},{"label":"Travelpro","url":"https://travelpro.com/products/platinum-elite-hardside-large-check-in-luggage-expandable-spinner-suitcase","currency":"USD","source_country":"US","price":445.0,"price_gbp":332.5,"scraped_at":"2026-06-07T00:44:16.732714"}]},{"brand":"Briggs and Riley","model":"Baseline Large Expandable Spinner","price_gbp":694.15,"origin_country":null,"specs":{"weight":"13.6","wheels":"4 spinner wheels","capacity":"100","material":"Premium Ultra-Durable Ballistic Nylon","dimensions":"29 x 20 x 12 - 14.5 in","lock_system":"TSA-accepted combination cable lock","expansion_capacity":"122"},"confidence_score":null,"summary":"Premium softshell checked suitcase with Briggs & Riley's CX expansion/compression system, Outsider handle for a flat interior, garment carrier and compression panels; durable ballistic nylon construction and smooth 360º spinner wheels. Suited for business and long-haul travelers who need high organization and expandable capacity.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Briggs & Riley","url":"https://www.briggs-riley.com/products/large-expandable-spinner-2","currency":"USD","source_country":"US","price":929.0,"price_gbp":694.15,"scraped_at":"2026-06-07T00:39:15.264019"},{"label":"Briggs & Riley (Extra Large page listing model variants)","url":"https://www.briggs-riley.com/products/extra-large-expandable-spinner-1","currency":"USD","source_country":"US","price":929.0,"price_gbp":694.15,"scraped_at":"2026-06-07T00:39:20.513853"}]},{"brand":"Monos","model":"The Carry-On Pro Expandable","price_gbp":272.73,"origin_country":null,"specs":{"weight":"8.59","wheels":"360° spinner wheels","capacity":"36","material":"Aerospace-grade polycarbonate shell","dimensions":"22 in x 14 in x 10 in","lock_system":"TSA-Accepted combination lock","expansion_capacity":"41"},"confidence_score":null,"summary":"Hard-shell expandable carry-on with a front laptop compartment, 360° spinner wheels, and a TSA-accepted lock; suits business and leisure travelers who want easy access to tech and organized packing. Expansion adds 1.6 in depth for extra capacity.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Monos","url":"https://monos.com/products/expandable-carry-on-pro","currency":"USD","source_country":"US","price":365.0,"price_gbp":272.73,"scraped_at":"2026-06-07T00:41:48.815864"},{"label":"Pack Hacker (review links to Monos)","url":"https://www.packhacker.com/travel-gear/monos/expandable-carry-on-pro/","currency":"USD","source_country":"US","price":365.0,"price_gbp":272.73,"scraped_at":"2026-06-07T00:41:53.911841"}]},{"brand":"Briggs & Riley","model":"Baseline Large Expandable Spinner","price_gbp":694.15,"origin_country":null,"specs":{"weight":"13.6","wheels":"4 spinner wheels","capacity":"100","material":"Premium Ultra-Durable Ballistic Nylon","dimensions":"29 x 20 x 12 - 14.5 in","lock_system":"Travel Sentry approved combination cable lock","expansion_capacity":"122"},"confidence_score":null,"summary":"Large, durable soft-shell checked suitcase with Briggs & Riley's CX one-touch expansion/compression system, garment folder, and smooth shock-absorbing spinner wheels. Suited for week-plus trips and business travelers who prioritize organization and long-term durability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Briggs & Riley","url":"https://www.briggs-riley.com/products/large-expandable-spinner-2","currency":"USD","source_country":"US","price":929.0,"price_gbp":694.15,"scraped_at":"2026-06-07T00:43:23.916897"},{"label":"Macy's","url":"https://www.macys.com/shop/product/baseline-large-expandable-spinner?ID=14185360","currency":"USD","source_country":"US","price":929.0,"price_gbp":694.15,"scraped_at":"2026-06-07T00:43:26.877125"},{"label":"Zola","url":"https://www.zola.com/shop/product/briggsandriley_baseline_large_expandable_spinner_black","currency":"USD","source_country":"US","price":929.0,"price_gbp":694.15,"scraped_at":"2026-06-07T00:43:29.860325"}]},{"brand":"Calpak","model":"Ambeur Large Expandable","price_gbp":242.84,"origin_country":null,"specs":{"weight":"11.2","wheels":"360-degree spinner wheels (4 wheels)","capacity":"100","material":"Polycarbonate shell","dimensions":"30.25 in x 19 in x 11.75 in","lock_system":"TSA-approved combination lock","expansion_capacity":null},"confidence_score":null,"summary":"Hard-shell 30-inch expandable suitcase with a polycarbonate shell, 360° spinner wheels, and a built-in TSA-approved combination lock. Lightweight and expandable, it suits travelers needing a roomy checked bag for extended trips.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"CALPAK","url":"https://www.calpaktravel.com/products/ambeur-large-luggage/black","currency":"USD","source_country":"US","price":325.0,"price_gbp":242.84,"scraped_at":"2026-06-07T00:44:28.273866"},{"label":"Dillard's","url":"https://www.dillards.com/p/calpak-ambeur-large-spinner-luggage/520439276","currency":"USD","source_country":"US","price":325.0,"price_gbp":242.84,"scraped_at":"2026-06-07T00:44:31.246165"},{"label":"Zola Home","url":"https://www.zola.com/shop/product/calpak_ambeur_large_luggage_walnut","currency":"USD","source_country":"US","price":325.0,"price_gbp":242.84,"scraped_at":"2026-06-07T00:44:34.188935"}]}]}