Away Active Convertible 45L vs. Ministry of Supply Boston One

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

Away Active Convertible 45L

by Away
Front facing view of the Away Active Convertible 45L
Capacity45 L
Weight1.5 kg
Dimensions55×35×24 cm
Airline fit39%
Price$220

Feature by feature

Away Active Convertible 45LFeatureMinistry of Supply Boston One
Storage
4 Compression N
None Expanded Capacity None
1 Opening 1
back Passport top
Y Passthrough Y
Carry
hideable Backpack hideable
N Hip Belt N
N Sternum Strap Y
Inside
16in Laptop 16in
4 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 1, internal
Y Water Resistant Y
Material
100% recycled polyester900D 100% polyester shell

Ministry of Supply Boston One

Front facing view of the Ministry of Supply Boston One
Capacity28 L
Weight1.1 kg
Dimensions47×30×20 cm
Airline fit93%
Price$250

Key differences between the Away Active Convertible 45L and Ministry of Supply Boston One

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. 73 accept both. 0 accept only the Away Active Convertible 45L, and 102 accept only the Ministry of Supply Boston One.

Only the Ministry of Supply Boston One fits

Air Asia, Air Baltic, Air Canada, Air China, Air Macau, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Croatia Air, Delta Airlines, Dragonair, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, Icelandair, InselAir, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kulula, Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Porter Airlines, Qantas Airways, Qatar Airways, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen 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.

Away Active Convertible 45L vs. Ministry of Supply Boston One: which should you pack?

The Away Active Convertible 45L carries 17L more than the Ministry of Supply Boston One (45L vs. 28L), while the Ministry of Supply Boston One is the lighter pack at 1.1kg (vs. 1.5kg). For carry-on flexibility, the Ministry of Supply Boston One fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Away Active Convertible 45L; if you want to travel lighter, the Ministry of Supply Boston One is the better call.