Osprey Porter 46 vs. Eagle Creek Caldera™ Travel Pack 45L

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 46FeatureEagle Creek Caldera™ Travel Pack 45L
Storage
2 Compression Y
None Expanded Capacity 56L
1 Opening 1
top Passport N
Y Passthrough
Carry
hideable Backpack hideable
hideable Hip Belt hideable
Y Sternum Strap Y
Inside
16in Laptop 15in
4 Main Compartments 2
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
bluesign®-approved Recycled 500D Nylon Packcloth PFC Free DWR600D CORDURA® ECO Ripstop 100% Recycled, 1200D CORDURA® ECO 100% Recycled Polyester

Eagle Creek Caldera™ Travel Pack 45L

Front facing view of the Eagle Creek Caldera™ Travel Pack 45L
Capacity45 L
Weight1.42 kg
Dimensions56×36×28 cm
Airline fit2%
Price$279

Key differences between the Osprey Porter 46 and Eagle Creek Caldera™ Travel Pack 45L

Both have: backpack straps, hip belt, sternum strap, 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 Eagle Creek Caldera™ Travel Pack 45L.

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 packing for a trip, the bag you choose can make a significant difference in your travel experience. In this comparison, we will take a deep dive into the features of the Osprey Porter 46 and the Eagle Creek Caldera™ Travel Pack 45L, two formidable players in the arena of carry-on backpacks.

The Osprey Porter 46 is a chic nylon backpack measuring in at 23 inches tall, 36 inches wide, and 56 inches deep. With its weight being 1.5 pounds, it's light enough to haul around whilst boasting a whopping capacity of 46 liters - enough space for those multi-day trips. It's versatile enough to be compatible with almost half of the airlines in operation, a huge feat. Plus, it has a laptop compartment that can house a 1-inch laptop snugly. Many users laud the Porter for its durability, spaciousness, and the convenience offered by its clamshell opening.

Here is a brief summary of the noteworthy differences between the two:

The Eagle Creek Caldera™ Travel Pack 45L is a more environmentally-friendly option, made using high-quality 600D CORDURA® ECO Ripstop 100% Recycled, and 1200D CORDURA® ECO 100% Recycled Polyester. It's slightly bigger than the Porter, standing tall at 28 inches, and sprawling 56 inches wide and 36 inches deep. It's light as well, coming in at 1.42 pounds, and serves up 45 liters of packing space. Despite its size, it's only compatible with 19% of airlines. A standout feature is its laptop compartment, large enough to fit a 15-inch laptop. The Caldera™ gets a thumbs-up for its sustainability, superior durability, and ample organization.

In conclusion, both the Osprey Porter 46 and the Eagle Creek Caldera™ Travel Pack 45L are top contenders in the realm of carry-on backpacks. While the Porter offers unrivaled space and versatility, the Caldera™ takes the cake when it comes to eco-friendliness and durability. Ultimately, your choice would depend on what aspects you prioritize more - if you value more space and versatility, the Porter would be a better fit. However, if sustainability and durability hold more importance for you, the Caldera™ should be your go-to.