Patagonia Black Hole Micro MLC 22L vs. Patagonia Tres MLC® 45L

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

Patagonia Black Hole Micro MLC 22L

Capacity22 L
Weight0.9 kg
Dimensions46×30×19 cm
Airline fit94%
Price$150

Feature by feature

Patagonia Black Hole Micro MLC 22LFeaturePatagonia Tres MLC® 45L
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
N Passport N
Y Passthrough Y
Carry
hideable Backpack hideable
N Hip Belt N
removable Sternum Strap Y
Inside
15in Laptop 15in
2 Main Compartments 1
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
8.7-oz 300-denier 100% postconsumer recycled polyester ripstop with a postindustrial recycled TPU-film laminate630-denier nylon, 200-denier 100% recycled polyeste

Patagonia Tres MLC® 45L

Front facing view of the Patagonia Tres MLC® 45L
Capacity45 L
Weight1.5 kg
Dimensions54×41×18 cm
Airline fit26%
Price$179

Key differences between the Patagonia Black Hole Micro MLC 22L and Patagonia Tres MLC® 45L

Both have: luggage passthrough, backpack straps, 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. 49 accept both. 129 accept only the Patagonia Black Hole Micro MLC 22L, and 0 accept only the Patagonia Tres MLC® 45L.

Only the Patagonia Black Hole Micro MLC 22L fits

Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Baltic, Air Canada, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Niugini, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, American Eagle, ANA, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Boliviana de Aviacion, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Conviasa, Copa Airlines, Croatia Air, Delta Airlines, Dragonair, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Icelandair, Indigo, InselAir, Interjet, Japan Airlines, Jet Airways, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Peach, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, TUI, Turkish Airlines, Ukraine International, United Airlines, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, Xiamen.

Patagonia Black Hole Micro MLC 22L vs. Patagonia Tres MLC® 45L: which should you pack?

The Patagonia Tres MLC® 45L carries 23L more than the Patagonia Black Hole Micro MLC 22L (22L vs. 45L), while the Patagonia Black Hole Micro MLC 22L is the lighter pack at 0.9kg (vs. 1.5kg). For carry-on flexibility, the Patagonia Black Hole Micro MLC 22L fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Patagonia Tres MLC® 45L; if you want to travel lighter, the Patagonia Black Hole Micro MLC 22L is the better call.