Gregory Alpaca 40 vs. Patagonia Black Hole® Duffel 40L
Two carry-on travel backpacks, compared spec for spec.
Gregory Alpaca 40
| Capacity | 40 L |
| Weight | 1.2 kg |
| Dimensions | 57.9×33.8×28.7 cm |
| Airline fit | 1% |
| Price | $140 |
Feature by feature
| Gregory Alpaca 40 | Feature | Patagonia Black Hole® Duffel 40L |
|---|---|---|
| Storage | ||
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 1 |
| side | Passport | side |
| N | Passthrough | Y |
| Carry | ||
| removable | Backpack | removable |
| N | Hip Belt | N |
| N | Sternum Strap | Y |
| Inside | ||
| N | Laptop | N |
| 3 | Main Compartments | 2 |
| N | Organizer | N |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | N |
| Y | Water Resistant | Y |
| Material | |
| 40% Recycled 900D Polyester Ripstop with TPU Weather resistant coating | 100% recycled polyester ripstop with a matte, recycled TPU-film laminate |
Patagonia Black Hole® Duffel 40L
| Capacity | 40 L |
| Weight | 1 kg |
| Dimensions | 50×32×22 cm |
| Airline fit | 72% |
| Price | $160 |
Key differences between the Gregory Alpaca 40 and Patagonia Black Hole® Duffel 40L
- Opening: Other on the Gregory Alpaca 40; Clamshell on the Patagonia Black Hole® Duffel 40L.
- Luggage passthrough: No on the Gregory Alpaca 40; Yes on the Patagonia Black Hole® Duffel 40L.
- Sternum strap: No on the Gregory Alpaca 40; Yes on the Patagonia Black Hole® Duffel 40L.
- Main compartments: 3 on the Gregory Alpaca 40; 2 on the Patagonia Black Hole® Duffel 40L.
Both have: passport pocket, backpack straps, water resistant.
Which airlines take each bag as a carry-on
We checked both bags against the carry-on size limits of 189 airlines. 2 accept both. 0 accept only the Gregory Alpaca 40, and 135 accept only the Patagonia Black Hole® Duffel 40L.
Only the Patagonia Black Hole® Duffel 40L fits
Adria Airways, Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air Europa, Air France, Air India, Air Koryo, Air Macau, Air Mauritius, 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, Boliviana de Aviacion, British Airways, Brussels Airlines, Cambodia Angkor Air, Caribbean Airlines, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Southern, CommutAir, Conviasa, Copa Airlines, Croatia Air, Cubana de Aviacion, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hainan Airlines, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Korean Air, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Oman Air, Onur Air, Pakistan International, Peach, PenAir, Philippine Airlines, Porter Airlines, Qantas Airways, Qatar Airways, Republic Airways, Royal Air Morocco, Royal Jordanian, SAS Scandinavian, Saudi Arabian Airlines, Scoot, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, SpiceJet, Spirit Airlines, SriLankan Airlines, Sun Country, Swiss Int'l Air Lines, TAAG Angola, TAM Airlines, Thai Airways, Tiger Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WestJet, WOW Airlines.
Gregory Alpaca 40 vs. Patagonia Black Hole® Duffel 40L: which should you pack?
The Gregory Alpaca 40 carries the same capacity as the Patagonia Black Hole® Duffel 40L (40L vs. 40L), while the Patagonia Black Hole® Duffel 40L is the lighter pack at 1kg (vs. 1.2kg). For carry-on flexibility, the Patagonia Black Hole® Duffel 40L fits 72% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Gregory Alpaca 40; if you want to travel lighter, the Patagonia Black Hole® Duffel 40L is the better call.