Kathmandu Hybrid 50L Trolley vs. Solo All- Star Backpack Duffel

Two carry-on travel backpacks, compared spec for spec.

Kathmandu Hybrid 50L Trolley

Front facing view of the Kathmandu Hybrid 50L Trolley
Capacity50 L
Weight3.12 kg
Dimensions70×37×30 cm
Airline fit1%
Price$449

Feature by feature

Kathmandu Hybrid 50L TrolleyFeatureSolo All- Star Backpack Duffel
Storage
Y Compression N
None Expanded Capacity None
1 Opening 1
N Passport N
N Passthrough N
Carry
hideable Backpack hideable
hideable Hip Belt N
N Sternum Strap N
Inside
N Laptop 15in
1 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
optional Rain-fly N
N Water Bottle Holder N
N Water Resistant N
Material
100% Polyester, 100% NylonNylon / Polyester

Solo All- Star Backpack Duffel

Front facing view of the Solo All- Star Backpack Duffel
Capacity22.6 L
Weight1 kg
Dimensions51×31×16 cm
Airline fit89%
Price$86

Key differences between the Kathmandu Hybrid 50L Trolley and Solo All- Star Backpack Duffel

Both have: backpack straps.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 1 accept both. 0 accept only the Kathmandu Hybrid 50L Trolley, and 168 accept only the Solo All- Star Backpack Duffel.

Only the Solo All- Star Backpack Duffel fits

Adria Airways, Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air Europa, Air France, Air India, Air Koryo, Air Macau, Air Malta, Air Mauritius, Air New Zealand, Air Nostrum, Air Serbia, Air Seychelles, Air Tahiti Nui, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Azul Linhas, Bahamasair, Bangkok Airways, 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, China Southern, CommutAir, Conviasa, Copa Airlines, Croatia Air, Cubana de Aviacion, Czech Airlines, Delta Airlines, Dragonair, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hainan Airlines, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Korean Air, 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, Philippine Airlines, Porter Airlines, Qantas Airways, Republic Airways, Royal Air Morocco, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Saudi Arabian Airlines, Scoot, Shandong Airlines, Shenzhen Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, SpiceJet, Spirit Airlines, SriLankan Airlines, Sun Country, Sun Express, Swiss Int'l Air Lines, TAAG Angola, TAM Airlines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin America, Virgin Atlantic, Volotea, WestJet, WOW Airlines, Xiamen.

Kathmandu Hybrid 50L Trolley vs. Solo All- Star Backpack Duffel: which should you pack?

The Kathmandu Hybrid 50L Trolley carries 27.4L more than the Solo All- Star Backpack Duffel (50L vs. 22.6L), while the Solo All- Star Backpack Duffel is the lighter pack at 1kg (vs. 3.12kg). For carry-on flexibility, the Solo All- Star Backpack Duffel fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Kathmandu Hybrid 50L Trolley; if you want to travel lighter, the Solo All- Star Backpack Duffel is the better call.