Patagonia Altvia Pack 36L vs. Eagle Creek Global Companion 40L Women's Fit

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

Patagonia Altvia Pack 36L

Front facing view of the Patagonia Altvia Pack 36L
Capacity36 L
Weight0.992 kg
Dimensions60×31×27 cm
Airline fit3%
Price$179

Feature by feature

Patagonia Altvia Pack 36LFeatureEagle Creek Global Companion 40L Women's Fit
Storage
Y Compression Y
None Expanded Capacity None
0 Opening 1
N Passport N
N Passthrough N
Carry
Y Backpack Y
Y Hip Belt Y
Y Sternum Strap Y
Inside
N Laptop 17in
1 Main Compartments 1
Organizer Y
Outside
× Hard Shell ×
Y Rain-fly hideable
2 Water Bottle Holder 2
Y Water Resistant Y
Material
140-denier 100% recycled nylon ripstop, 210-denier 100% recycled nylon ripstop450D Geo Ripstop, Bi-Tech™, 600D Helix™ Poly

Eagle Creek Global Companion 40L Women's Fit

Front facing view of the Eagle Creek Global Companion 40L Women's Fit
Capacity40 L
Weight1.59 kg
Dimensions55×35×20 cm
Airline fit86%
Price$159

Key differences between the Patagonia Altvia Pack 36L and Eagle Creek Global Companion 40L Women's Fit

Both have: compression straps, backpack straps, hip belt, sternum strap, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 6 accept both. 0 accept only the Patagonia Altvia Pack 36L, and 156 accept only the Eagle Creek Global Companion 40L Women's Fit.

Only the Eagle Creek Global Companion 40L Women's Fit fits

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 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, 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, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Korean Air, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Onur Air, Pakistan International, Peach, PenAir, Philippine Airlines, Porter Airlines, Qantas Airways, Republic Airways, Royal Air Morocco, Royal Brunei Airlines, Ryanair, S7, SAS Scandinavian, Saudi Arabian Airlines, 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 Express, Swiss Int'l Air Lines, TAAG Angola, TAM Airlines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Volotea, WOW Airlines, Xiamen.

Patagonia Altvia Pack 36L vs. Eagle Creek Global Companion 40L Women's Fit: which should you pack?

The Eagle Creek Global Companion 40L Women's Fit carries 4L more than the Patagonia Altvia Pack 36L (36L vs. 40L), while the Patagonia Altvia Pack 36L is the lighter pack at 0.992kg (vs. 1.59kg). For carry-on flexibility, the Eagle Creek Global Companion 40L Women's Fit fits 86% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Eagle Creek Global Companion 40L Women's Fit; if you want to travel lighter, the Patagonia Altvia Pack 36L is the better call.