--- url: "https://onebag.travel/compare/1jv0r1cham/opposethis-invisible-carry-on-backpack/zzfdnbg8w2/matador-seg42-travel-pack/" title: "OPPOSETHIS Invisible CARRY-ON backpack vs Matador SEG42 Travel Pack" description: "OPPOSETHIS Invisible CARRY-ON backpack vs Matador SEG42 Travel Pack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side." source: "https://onebag.travel/compare/1jv0r1cham/opposethis-invisible-carry-on-backpack/zzfdnbg8w2/matador-seg42-travel-pack/" --- 1. [Home](https://onebag.travel/) 2. [Carry-On Travel Backpacks](https://onebag.travel/carryons/) 3. OPPOSETHIS Invisible CARRY-ON backpack vs. Matador SEG42 Travel Pack # OPPOSETHIS Invisible CARRY-ON backpack vs. Matador SEG42 Travel Pack Two carry-on travel backpacks, compared spec for spec. ## [OPPOSETHIS Invisible CARRY-ON backpack](https://onebag.travel/carryon/1jv0r1cham/opposethis-invisible-carry-on-backpack/) by [OPPOSETHIS](https://onebag.travel/carryons/?brands=OPPOSETHIS) ![Front facing view of the OPPOSETHIS Invisible CARRY-ON backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1630648990/carryons/OPPOSETHIS_Invisible_Carry-On_Backpack_asa5kd.webp)
Capacity21 L
Weight0.85 kg
Dimensions47×32×15 cm
Airline fit92%
Price$255
## Feature by feature | OPPOSETHIS Invisible CARRY-ON backpack | Feature | Matador SEG42 Travel Pack | | --- | --- | --- | | Storage | | N | Compression | N | | None | Expanded Capacity | None | | 1 | Opening | 0 | | Y | Passport | Y | | N | Passthrough | N | | Carry | | Y | Backpack | removable | | N | Hip Belt | N | | Y | Sternum Strap | removable | | Inside | | 15in | Laptop | 15in | | 1 | Main Compartments | 6 | | Y | Organizer | Y | | Outside | | × | Hard Shell | × | | N | Rain-fly | N | | N | Water Bottle Holder | N | | Y | Water Resistant | Y |
Material
800x600D lightweight waterproof nylon-polyester blend840D nylon outer high wear panels, PU waterproofing 420D nylon outer low wear panels, UTS waterproofing 100D Robic® Dynatec weave interior liners/dividers, UTS waterproofing 210D bonded nylon thread, bartack reinforced construction
## [Matador SEG42 Travel Pack](https://onebag.travel/carryon/zzfdnbg8w2/matador-seg42-travel-pack/) by [Matador](https://onebag.travel/carryons/?brands=Matador) ![Front facing view of the Matador SEG42 Travel Pack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1617867815/carryons/SEG42_Travel_Pack_lotqxa.webp)
Capacity42 L
Weight1.1 kg
Dimensions56×31×28 cm
Airline fit13%
Price$210
## Key differences between the OPPOSETHIS Invisible CARRY-ON backpack and Matador SEG42 Travel Pack - **Opening:** Clamshell on the OPPOSETHIS Invisible CARRY-ON backpack; Other on the Matador SEG42 Travel Pack. - **Backpack straps:** Yes on the OPPOSETHIS Invisible CARRY-ON backpack; Removable on the Matador SEG42 Travel Pack. - **Sternum strap:** Yes on the OPPOSETHIS Invisible CARRY-ON backpack; Removable on the Matador SEG42 Travel Pack. - **Main compartments:** 1 on the OPPOSETHIS Invisible CARRY-ON backpack; 6 on the Matador SEG42 Travel Pack. Both have: passport pocket, laptop sleeve, built-in organizer, water resistant. ## Which airlines take each bag as a carry-on We checked both bags against the carry-on size limits of 189 airlines. 25 accept both. 149 accept only the OPPOSETHIS Invisible CARRY-ON backpack, and 0 accept only the Matador SEG42 Travel Pack. ### Only the OPPOSETHIS Invisible CARRY-ON backpack fits Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Nostrum, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Boliviana de Aviacion, British Airways, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Caribbean Airlines, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Conviasa, Copa Airlines, Croatia Air, Czech Airlines, Delta Airlines, Dragonair, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Oman Air, Onur Air, Pakistan International, Peach, PenAir, Porter Airlines, Qantas Airways, Qatar Airways, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, Spirit Airlines, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, WOW Airlines, Xiamen. ## OPPOSETHIS Invisible CARRY-ON backpack vs. Matador SEG42 Travel Pack: which should you pack? The **Matador SEG42 Travel Pack** carries 21L more than the **OPPOSETHIS Invisible CARRY-ON backpack** (21L vs. 42L), while the **OPPOSETHIS Invisible CARRY-ON backpack** is the lighter pack at 0.85kg (vs. 1.1kg). For carry-on flexibility, the **OPPOSETHIS Invisible CARRY-ON backpack** fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Matador SEG42 Travel Pack; if you want to travel lighter, the OPPOSETHIS Invisible CARRY-ON backpack is the better call.