Patagonia Black Hole® MLC® 45L vs. Navigator-T66 Liteway Travel Laptop Backpack 40L

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

Patagonia Black Hole® MLC® 45L

Front facing view of the Patagonia Black Hole® MLC® 45L
Capacity45 L
Weight1.7 kg
Dimensions56×37×19 cm
Airline fit26%
Price$240

Feature by feature

Patagonia Black Hole® MLC® 45LFeatureNavigator-T66 Liteway Travel Laptop Backpack 40L
Storage
N Compression 4
None Expanded Capacity None
1 Opening 1
top Passport top, front
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
15in Laptop 17in
5 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant N
Material
14.1-oz 900-denier 100% postconsumer recycled polyester ripstop with a postindustrial recycled TPU-film laminate

Navigator-T66 Liteway Travel Laptop Backpack 40L

Front facing view of the Navigator-T66 Liteway Travel Laptop Backpack 40L
Capacity40 L
Weight1.2 kg
Dimensions52×33×22 cm
Airline fit70%
Price$81

Key differences between the Patagonia Black Hole® MLC® 45L and Navigator-T66 Liteway Travel Laptop Backpack 40L

Both have: luggage passthrough, backpack straps, sternum strap, water bottle pockets.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 49 accept both. 0 accept only the Patagonia Black Hole® MLC® 45L, and 84 accept only the Navigator-T66 Liteway Travel Laptop Backpack 40L.

Only the Navigator-T66 Liteway Travel Laptop Backpack 40L fits

Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Canada, Air Caraibes, Air France, Air India, Air Macau, Air Mauritius, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Copa Airlines, Czech Airlines, Delta Airlines, Dragonair, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Flair Air, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Japan Airlines, Jet Airways, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Kulula, LATAM , LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Norwegian, Pakistan International, Peach, Porter Airlines, Qantas Airways, Republic Airways, SAS Scandinavian, Scoot, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Tiger Airways, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic, WestJet.

Patagonia Black Hole® MLC® 45L vs. Navigator-T66 Liteway Travel Laptop Backpack 40L: which should you pack?

The Patagonia Black Hole® MLC® 45L carries 5L more than the Navigator-T66 Liteway Travel Laptop Backpack 40L (45L vs. 40L), while the Navigator-T66 Liteway Travel Laptop Backpack 40L is the lighter pack at 1.2kg (vs. 1.7kg). For carry-on flexibility, the Navigator-T66 Liteway Travel Laptop Backpack 40L fits 70% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Patagonia Black Hole® MLC® 45L; if you want to travel lighter, the Navigator-T66 Liteway Travel Laptop Backpack 40L is the better call.