Eagle Creek Caldera™ Travel Pack 45L vs. Gregory Border 40
Two carry-on travel backpacks, compared spec for spec.
Eagle Creek Caldera™ Travel Pack 45L
| Capacity | 45 L |
| Weight | 1.42 kg |
| Dimensions | 56×36×28 cm |
| Airline fit | 2% |
| Price | $279 |
Feature by feature
| Eagle Creek Caldera™ Travel Pack 45L | Feature | Gregory Border 40 |
|---|---|---|
| Storage | ||
| Y | Compression | N |
| 56L | Expanded Capacity | None |
| 1 | Opening | 1 |
| N | Passport | top |
| Passthrough | N | |
| Carry | ||
| hideable | Backpack | hideable |
| hideable | Hip Belt | hideable |
| Y | Sternum Strap | Y |
| Inside | ||
| 15in | Laptop | 15in |
| 2 | Main Compartments | 3 |
| N | Organizer | N |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | 1, side |
| Y | Water Resistant | Y |
| Material | |
| 600D CORDURA® ECO Ripstop 100% Recycled, 1200D CORDURA® ECO 100% Recycled Polyester | PVC-Free Coated 210D High Density 66 Nylon PFAS free |
Gregory Border 40
| Capacity | 40 L |
| Weight | 1.3 kg |
| Dimensions | 56×36×23 cm |
| Airline fit | 45% |
| Price | $200 |
Key differences between the Eagle Creek Caldera™ Travel Pack 45L and Gregory Border 40
- Compression straps: Yes on the Eagle Creek Caldera™ Travel Pack 45L; No on the Gregory Border 40.
- Passport pocket: No on the Eagle Creek Caldera™ Travel Pack 45L; Top on the Gregory Border 40.
- Main compartments: 2 on the Eagle Creek Caldera™ Travel Pack 45L; 3 on the Gregory Border 40.
- Water bottle pockets: No on the Eagle Creek Caldera™ Travel Pack 45L; 1, side on the Gregory Border 40.
Both have: backpack straps, hip belt, sternum strap, laptop sleeve, 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. 0 accept only the Eagle Creek Caldera™ Travel Pack 45L, and 81 accept only the Gregory Border 40.
Only the Gregory Border 40 fits
Adria Airways, Aegean Airlines, Air Asia, Air Astana, Air Europa, Air Koryo, Air Macau, Air New Zealand, Air Nostrum, Air Tahiti Nui, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Atlas Global, Avianca , Azul Linhas, Bahamasair, Bangkok Airways, Biman Bangladesh, British Airways, Cambodia Angkor Air, Cathay Pacific, Cebu Pacific, China Airlines, China Southern, CommutAir, Conviasa, Copa Airlines, Cubana de Aviacion, Delta Airlines, Dragonair, EL AL, EVA Air, Finnair, Frontier Airlines, Garuda Indonesia, Hainan Airlines, Hawaiian Airlines, Hong Kong Airlines, Iran Aseman Air, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Korean Air, Kulula, Kuwait Air, Malaysia Airlines, Mango, Middle East Airlines, Monarch Airlines, Onur Air, PenAir, Philippine Airlines, Qantas Airways, Republic Airways, Royal Air Morocco, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Skywest, Inc., South African Airways, Southwest Airlines, SpiceJet, Spirit Airlines, SriLankan Airlines, TAAG Angola, TAM Airlines, Thai Airways, Trans States, Travel Service Airlines, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WOW Airlines.
Eagle Creek Caldera™ Travel Pack 45L vs. Gregory Border 40: which should you pack?
The Eagle Creek Caldera™ Travel Pack 45L carries 5L more than the Gregory Border 40 (45L vs. 40L), while the Gregory Border 40 is the lighter pack at 1.3kg (vs. 1.42kg). For carry-on flexibility, the Gregory Border 40 fits 45% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Eagle Creek Caldera™ Travel Pack 45L; if you want to travel lighter, the Gregory Border 40 is the better call.