{"niche":"Which 30l backpack has the largest storage capacity?","description":"Which 30l backpack has the largest storage capacity?","products":[{"brand":"Peak Design","model":"Everyday Backpack 30L","price_gbp":209.05,"origin_country":null,"specs":{"weight":"1.8 kg","capacity":"30L","material":"Recycled nylon shell (400D) with DWR coating","number_of_pockets":"Multiple internal and external pockets (exact count not specified)","laptop_compartment":"Fits up to 15in laptop","hydration_compatible":true},"confidence_score":null,"summary":"A versatile 30L everyday and camera backpack with configurable internal dividers, weatherproof zippers, MagLatch top access, and external carry points. Suited for photographers, commuters, and travelers who need organized tech and camera carry with weather resistance.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"REI","url":"https://www.rei.com/product/xxxxxx","currency":"USD","source_country":"US","price":279.95,"price_gbp":209.05,"scraped_at":"2026-06-07T20:54:30.852164"},{"label":"Peak Design","url":"https://www.peakdesign.com/products/everyday-backpack","currency":"USD","source_country":"US","price":279.95,"price_gbp":209.05,"scraped_at":"2026-06-07T20:54:27.163348"}]},{"brand":"Millet","model":"Ubic 30","price_gbp":134.38,"origin_country":null,"specs":{"weight":"1190 g","capacity":"30 L","material":"synthetic fibre (100% recycled polyester)","number_of_pockets":"8","laptop_compartment":null,"hydration_compatible":true},"confidence_score":null,"summary":"The Millet Ubic 30 is a 30‑liter mountaineering daypack with multiple external attachment points, a raincover, and a front U‑zip for bottom access. It's aimed at technical hikers and alpine users who want versatile pocketing and equipment-carry options.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Bergfreunde","url":"https://www.bergfreunde.eu/millet-ubic-30-mountaineering-backpack/","currency":"USD","source_country":"US","price":179.95,"price_gbp":134.38,"scraped_at":"2026-06-07T20:59:04.979976"},{"label":"Alltricks","url":"https://www.alltricks.com/F-41498-bagagerie/P-3035162-millet_ubic_30l_black_women_s_hiking_bag","currency":"USD","source_country":"US","price":180.0,"price_gbp":134.42,"scraped_at":"2026-06-07T20:59:09.115196"},{"label":"Bergfreunde (alternative listing)","url":"https://www.bergfreunde.eu/millet-ubic-30-mountaineering-backpack/","currency":"USD","source_country":"US","price":179.95,"price_gbp":134.38,"scraped_at":"2026-06-07T20:59:13.247938"}]},{"brand":"Gregory","model":"Zulu 30 Pack","price_gbp":149.31,"origin_country":null,"specs":{"weight":"3.12lbs","capacity":"30L","material":"40% Recycled 400D Polyester Ripstop (body); 420D Nylon (bottom); 40% Post-Consumer Recycled 135D Polyester (lining)","number_of_pockets":"4 + main compartment","laptop_compartment":null,"hydration_compatible":true},"confidence_score":null,"summary":"The Gregory Zulu 30 is a ventilated, comfortable daypack with FreeFloat suspension, an internal perimeter frame, and roomy organized pockets for day hikes carrying heavier loads. It suits hikers who prioritize comfort and durability over minimal weight.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Gregory","url":"https://www.gregory.com/packs/day-packs/zulu-30/145ZUL30.html","currency":"USD","source_country":"US","price":199.95,"price_gbp":149.31,"scraped_at":"2026-06-07T20:58:15.595340"},{"label":"REI","url":"https://www.rei.com/product/218015/gregory-zulu-30-pack-mens","currency":"USD","source_country":"US","price":199.95,"price_gbp":149.31,"scraped_at":"2026-06-07T20:58:20.936767"}]},{"brand":"Peak Design","model":"Everyday Backpack 30L V2","price_gbp":209.05,"origin_country":null,"specs":{"weight":"2.11 kg with dividers, 1.76 kg without dividers","capacity":"30L max, 22L min","material":"400D recycled double poly-coated nylon canvas shell with 900D waterproof bottom liner and UltraZips","number_of_pockets":"Multiple internal pockets plus 3 FlexFold dividers and external tuck-away pockets (exact count not specified)","laptop_compartment":"Holds most 16 in laptops; adjustable laptop sleeve","hydration_compatible":"Yes (expandable side pockets for water bottles)"},"confidence_score":null,"summary":"A versatile 30L pack designed for camera gear and everyday carry with configurable FlexFold dividers, weatherproof shell, MagLatch top access, and expandable side pockets. Suits photographers, commuters, and travelers who need organised, protective carry for cameras and laptops.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Peak Design (official)","url":"https://www.peakdesign.com/products/everyday-backpack","currency":"USD","source_country":"US","price":279.95,"price_gbp":209.05,"scraped_at":"2026-06-07T20:58:38.870432"},{"label":"Best Buy","url":"https://www.bestbuy.com/product/peak-design-everyday-backpack-v2-30l-black/J3YCJYFHH2","currency":"USD","source_country":"US","price":299.99,"price_gbp":224.02,"scraped_at":"2026-06-07T20:58:43.072983"},{"label":"Pack Hacker (link to retailer REI)","url":"https://www.packhacker.com/travel-gear/peak-design/everyday-backpack-30l-v2/","currency":"USD","source_country":"US","price":299.99,"price_gbp":224.02,"scraped_at":"2026-06-07T20:58:47.366342"}]},{"brand":"TOM BIHN","model":"Synik 30","price_gbp":265.1,"origin_country":null,"specs":{"weight":"3 lb 0.1 oz","capacity":"30 liters","material":"420 denier Spectron / 210 denier Cerylon (interior) / 630 denier Ballistic (option)","number_of_pockets":"5 exterior pockets plus main compartment and internal pockets (total pockets not explicitly numbered)","laptop_compartment":"Two-way built-in laptop compartment fits up to 14.15 in x 9.75 in x 0.75 in","hydration_compatible":"No explicit hydration sleeve listed"},"confidence_score":null,"summary":"The Synik 30 is a 30‑liter, clamshell‑opening travel and everyday backpack with a removable internal frame and a two‑way laptop compartment designed for organized packing. It suits travelers and commuters who want structured organization, durable fabric options, and easy access to tech.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Tom Bihn","url":"https://www.tombihn.com/products/synik-30","currency":"USD","source_country":"US","price":355.0,"price_gbp":265.1,"scraped_at":"2026-06-07T20:54:05.763711"},{"label":"Tom Bihn (Guide's Edition)","url":"https://www.tombihn.com/products/ge-synik-30","currency":"USD","source_country":"US","price":380.0,"price_gbp":283.77,"scraped_at":"2026-06-07T20:54:09.345481"},{"label":"Tom Bihn (core listing showing $355)","url":"https://www.tombihn.com/products/synik-30","currency":"USD","source_country":"US","price":355.0,"price_gbp":265.1,"scraped_at":"2026-06-07T20:54:13.034711"}]},{"brand":"Patagonia","model":"Black Hole Pack 30L","price_gbp":148.6,"origin_country":null,"specs":{"weight":"2.84 lbs","capacity":"30","material":"Recycled polyester ripstop with recycled TPU-film laminate","number_of_pockets":null,"laptop_compartment":true,"hydration_compatible":null},"confidence_score":null,"summary":"Durable, water-resistant 30L travel pack built from recycled materials with clamshell access and a padded tech compartment for laptops. Suited for carry-on travel and commuters who want a versatile, weather-resistant pack with good organization.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"REI","url":"https://www.rei.com/product/208440/patagonia-black-hole-mini-mlc-pack","currency":"USD","source_country":"US","price":199.0,"price_gbp":148.6,"scraped_at":"2026-06-07T20:55:26.863793"}]},{"brand":"WANDRD","model":"PRVKE 31L V3","price_gbp":124.93,"origin_country":null,"specs":{"weight":"3.3lbs","capacity":"31L - 35L","material":"P900D Tarpaulin; N840D Ballistic Nylon; P200D Interior; YKK Zippers","number_of_pockets":null,"laptop_compartment":"Fits up to 16in laptop","hydration_compatible":false},"confidence_score":null,"summary":"The PRVKE 31L V3 is a weather-resistant, rolltop camera and travel backpack with multiple access points, an internal laptop sleeve, expandable bottle/tripod pocket, and compatibility with optional camera cubes. It suits photographers and travelers who need organized, durable carry with quick side access and carry-on friendly dimensions.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"WANDRD","url":"https://www.wandrd.com/products/prvke-31l-in-black","currency":"USD","source_country":"US","price":254.0,"price_gbp":189.67,"scraped_at":"2026-06-07T20:55:05.357971"},{"label":"B&H","url":"https://www.bhphotovideo.com/c/product/1633426-REG/wandrd_pk31_bk_3_prvke_31l_backpack_v3.html","currency":"USD","source_country":"US","price":167.3,"price_gbp":124.93,"scraped_at":"2026-06-07T20:55:09.045774"},{"label":"Moment","url":"https://www.shopmoment.com/articles/wandrds-prvke-31l-backpack-review","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-07T20:55:12.630184"}]},{"brand":"NEMO Equipment","model":"Persist 30L All-Adventure Pack","price_gbp":171.72,"origin_country":null,"specs":{"weight":"1.45 kg","capacity":"31L","material":"300D/900D ripstop weave (CERO fabric)","number_of_pockets":"7 exterior pockets; 6 zippered compartments; 3 non-zippered compartments","laptop_compartment":false,"hydration_compatible":true},"confidence_score":null,"summary":"A durable, technical 30L daypack built from NEMO's recyclable CERO fabric with a ventilating DryWing back panel and CCubed cushioning. It offers a U-shaped front access, multiple pockets and attachment points, and a deployable hipbelt water bottle holder, suited for mountain and all-season day adventures.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"NEMO Equipment","url":"https://www.nemoequipment.com/products/persist-30l-mens-all-adventure-backpack","currency":"USD","source_country":"US","price":229.95,"price_gbp":171.72,"scraped_at":"2026-06-07T20:54:44.063465"},{"label":"NEMO Equipment EU","url":"https://www.nemoequipment.eu/products/persist-30l-mens-all-adventure-backpack","currency":"USD","source_country":"US","price":240.0,"price_gbp":179.22,"scraped_at":"2026-06-07T20:54:47.650492"},{"label":"Cape Mountain Guides","url":"https://www.capemountainguides.com/product-page/nemo-persist-30l-endless-promise-all-adventure-backpack-women-s","currency":"USD","source_country":"US","price":4999.0,"price_gbp":3733.01,"scraped_at":"2026-06-07T20:54:51.300152"}]},{"brand":"Gregory","model":"Border 30 Pack","price_gbp":164.25,"origin_country":null,"specs":{"weight":"3 lbs 5.12 oz","capacity":"30 liters","material":"100% polyester","number_of_pockets":"3 + main compartment","laptop_compartment":true,"hydration_compatible":null},"confidence_score":null,"summary":"The Gregory Border 30 Pack is a 30-liter travel backpack with a padded exterior-access laptop sleeve, Air-Cushion mesh back panel for ventilation, and multiple exterior pockets for organized travel. It suits travelers who want a carry-on-sized pack with suitcase-style organization and comfortable back ventilation.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"REI","url":"https://www.rei.com/product/251490/gregory-border-30-pack","currency":"USD","source_country":"US","price":219.95,"price_gbp":164.25,"scraped_at":"2026-06-07T20:48:03.755456"}]},{"brand":"Osprey","model":"Tempest Velocity 30 Pack - Women's","price_gbp":149.35,"origin_country":null,"specs":{"weight":"2.12 Lbs","capacity":"29 L","material":"100% recycled 100D x 210D high-tenacity nylon; 100% recycled 70D nylon lining; 100% recycled 420D nylon bottom","number_of_pockets":"9 + main","laptop_compartment":null,"hydration_compatible":"External hydration sleeve"},"confidence_score":null,"summary":"A lightweight, women's-specific 30 L fastpack with a running-vest-style harness and multiple external pockets for on-the-go access. Suited for fastpacking, day hikes, and multi-sport use where close-fitting, high-mobility carry and hydration access are priorities.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Osprey","url":"https://www.osprey.com/tempest-velocity-30","currency":"USD","source_country":"US","price":215.0,"price_gbp":160.55,"scraped_at":"2026-06-07T20:47:46.978814"},{"label":"Public Lands (DICK'S Sporting Goods)","url":"https://www.publiclands.com/p/osprey-womens-tempest-velocity-30-pack-23trywtmpstvlcty3ctp/23trywtmpstvlcty3ctp","currency":"USD","source_country":"US","price":215.0,"price_gbp":160.55,"scraped_at":"2026-06-07T20:47:49.787440"},{"label":"BetterTrail (review page with shop links)","url":"https://bettertrail.com/outdoor-gear/osprey-tempest-velocity-30-daypack-review","currency":"USD","source_country":"US","price":200.0,"price_gbp":149.35,"scraped_at":"2026-06-07T20:47:52.713729"}]},{"brand":"SealLine","model":"Big Fork Dry Pack - 30 Liters","price_gbp":149.31,"origin_country":null,"specs":{"weight":"1 lb. 12 oz.","capacity":"30 L","material":"300-denier polyurethane-coated polyester","number_of_pockets":"1","laptop_compartment":null,"hydration_compatible":null},"confidence_score":null,"summary":"A 30-liter welded-seam roll-top dry daypack built for paddling and damp-weather trips, with padded removable shoulder straps and hipbelt and exterior bungee for quick stow. It uses SealLine's DrySeal roll-top for waterproofing and a light-colored interior for visibility, suited to day or short overnight outdoor use.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"REI","url":"https://www.rei.com/product/246997/sealline-big-fork-dry-pack-30-liters","currency":"USD","source_country":"US","price":199.95,"price_gbp":149.31,"scraped_at":"2026-06-07T20:48:31.341285"},{"label":"Cascade Designs (SealLine)","url":"https://cascadedesigns.com/products/bigfork-dry-daypack","currency":"USD","source_country":"US","price":199.95,"price_gbp":149.31,"scraped_at":"2026-06-07T20:48:34.247817"}]},{"brand":"Chrome","model":"Warsaw 30 L Pack","price_gbp":123.21,"origin_country":null,"specs":{"weight":"2 lbs. 7.2 oz.","capacity":"30 liters","material":"1050-denier recycled nylon with 210-denier recycled nylon","number_of_pockets":"5 + main compartment","laptop_compartment":true,"hydration_compatible":null},"confidence_score":null,"summary":"The Warsaw 30 L Pack is a weather-resistant urban commuter backpack with a tarp-lined flap, multiple exterior pockets, and cargo straps for extra load. It suits cyclists and commuters who need organized storage and a sleeve for up to 16 in laptops.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Chrome Industries","url":"https://chromeindustries.com/products/warsaw-30l-pack","currency":"USD","source_country":"US","price":165.0,"price_gbp":123.21,"scraped_at":"2026-06-07T20:48:14.610360"},{"label":"REI","url":"https://www.rei.com/product/245147/chrome-warsaw-30-l-pack","currency":"USD","source_country":"US","price":170.0,"price_gbp":126.95,"scraped_at":"2026-06-07T20:48:17.517648"},{"label":"Newegg","url":"https://www.newegg.com/p/3C6-00W7-00049?item=9SIC0JYKTC1812","currency":"USD","source_country":"US","price":244.99,"price_gbp":182.95,"scraped_at":"2026-06-07T20:48:20.378849"}]},{"brand":"NEMO","model":"Vantage 30 L Travel Pack","price_gbp":171.72,"origin_country":null,"specs":{"weight":"3 lb 1 oz","capacity":"30L","material":"CERO recycled PET fabric with CCubed cushioning","number_of_pockets":"4","laptop_compartment":true,"hydration_compatible":false},"confidence_score":null,"summary":"The Vantage 30L is a travel-focused 30 liter pack with a duffel-style main opening, dedicated 16 in laptop sleeve, shoe compartment, and multiple organization pockets. It uses recycled CERO fabric and CCubed cushioning for durability, water resistance, and ventilation, suiting weekend travelers and commuters who want organized carry-on-friendly luggage.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"NEMO Equipment","url":"https://www.nemoequipment.com/products/vantage-30-liter-endless-promise-backpack","currency":"USD","source_country":"US","price":229.95,"price_gbp":171.72,"scraped_at":"2026-06-07T20:48:45.296325"},{"label":"REI","url":"https://www.rei.com/product/----/nemo-vantage-30l-travel-pack","currency":"USD","source_country":"US","price":229.95,"price_gbp":171.72,"scraped_at":"2026-06-07T20:48:48.087229"},{"label":"Better Trail (affiliate listing)","url":"https://bettertrail.com/outdoor-gear/nemo-vantage-30-l-travel-pack-review","currency":"USD","source_country":"US","price":230.0,"price_gbp":171.75,"scraped_at":"2026-06-07T20:48:50.891088"}]}]}