Osprey Porter 46 vs. Cotopaxi Allpa Travel Pack 42L

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

Osprey Porter 46

Front facing view of the Osprey Porter 46
Capacity46 L
Weight1.5 kg
Dimensions55×36×23 cm
Airline fit61%
Price$185

Feature by feature

Osprey Porter 46FeatureCotopaxi Allpa Travel Pack 42L
Storage
2 Compression N
None Expanded Capacity None
1 Opening 1
top Passport front
Y Passthrough Y
Carry
hideable Backpack hideable
hideable Hip Belt hideable
Y Sternum Strap Y
Inside
16in Laptop 15in
4 Main Compartments 3
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 1, side
Y Water Resistant Y
Material
bluesign®-approved Recycled 500D Nylon Packcloth PFC Free DWR100% recycled 840D TPU-coated nylon

Cotopaxi Allpa Travel Pack 42L

Front facing view of the Cotopaxi Allpa Travel Pack 42L
Capacity42 L
Weight1.4 kg
Dimensions56×36×27 cm
Airline fit2%
Price$250

Key differences between the Osprey Porter 46 and Cotopaxi Allpa Travel Pack 42L

Both have: luggage passthrough, backpack straps, hip belt, sternum strap, 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. 4 accept both. 112 accept only the Osprey Porter 46, and 0 accept only the Cotopaxi Allpa Travel Pack 42L.

Only the Osprey Porter 46 fits

Adria Airways, Aegean Airlines, Aer Lingus, Aeroflot, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air Europa, Air Koryo, Air Macau, Air New Zealand, Air Nostrum, Air Tahiti Nui, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Azul Linhas, Bahamasair, Bangkok Airways, Biman Bangladesh, British Airways, Brussels Airlines, Cambodia Angkor Air, Caribbean Airlines, Cathay Pacific, Cebu Pacific, China Airlines, China Southern, CommutAir, Conviasa, Copa Airlines, Cubana de Aviacion, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hainan Airlines, Hawaiian Airlines, Hong Kong Airlines, Iberia, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Korean Air, Kulula, Kuwait Air, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Onur Air, Peach, PenAir, Philippine Airlines, Porter Airlines, Qantas Airways, Republic Airways, Royal Air Morocco, SAS Scandinavian, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Skywest, Inc., South African Airways, Southwest Airlines, SpiceJet, Spirit Airlines, SriLankan Airlines, Swiss Int'l Air Lines, TAAG Angola, TAM Airlines, Thai Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WOW Airlines.

When it comes to carry on backpacks, the competition can get intense, especially when you're comparing high quality products like the Osprey Porter 46 and the Cotopaxi Allpa Travel Pack 42L. Made by Osprey, the Porter 46 is a beast, designed for heavy duty and intense outdoor adventures, claiming to offer good suspension and spaciousness unlike any other. On the other hand, Cotopaxi's Allpa Travel Pack 42L is a relative lightweight, promising comfort during use, an intuitive organization, and a built-in rain cover for weather protection.

Here's a quick comparison of their vital features:

The Porter 46 from Osprey is a favorite among travelers due to its large capacity and clamshell opening which makes packing and unpacking a breeze. With a solid nylon build, it serves as a robust, durable option for frequent travelers. It includes a 1-inch laptop compartment and is touted as lightweight for its size.

In contrast, the Cotopaxi Allpa Travel Pack 42L, while smaller in capacity, takes the lead in functionality and comfort. Travelers laud its thoughtful internal organization, stowable straps, and a comfortable harness system. Unlike the Porter 46, it is compatible with a higher percentage of airlines and is designed to fit a 15-inch laptop. Made from TPU-coated 1000D polyester shell, it comes with a rain cover for enhanced weather protection.

In conclusion, while the Osprey Porter 46 stands out with its greater storage capacity and robust build, the Cotopaxi Allpa Travel Pack 42L outshines it with its thoughtful design, comfort, and weather protection. Your choice will depend on what you value most in a carry on backpack.