Briggs & Riley Medium Cargo Backpack vs. Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack

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

Briggs & Riley Medium Cargo Backpack

Front facing view of the Briggs & Riley Medium Cargo Backpack
Capacity27.3 L
Weight1.2 kg
Dimensions45.5×34.5×20.5 cm
Airline fit74%
Price$329

Feature by feature

Briggs & Riley Medium Cargo BackpackFeaturePacsafe Metrosafe LS450 Anti-Theft 25L Backpack
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
Y Passport Y
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 16in
1 Main Compartments 2
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 2
Y Water Resistant Y
Material
1600D ballistic nylon outer fabric210D Nylon full dull hitra, 75D Polyester herringbone dobby

Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack

Front facing view of the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack
Capacity25 L
Weight0.84 kg
Dimensions48×30×17 cm
Airline fit93%
Price$140

Key differences between the Briggs & Riley Medium Cargo Backpack and Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack

Both have: passport pocket, luggage passthrough, backpack straps, built-in organizer, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 137 accept both. 2 accept only the Briggs & Riley Medium Cargo Backpack, and 38 accept only the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack.

Only the Briggs & Riley Medium Cargo Backpack fits

American Eagle, Ravn Alaska.

Only the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, Cayman Airways, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Regional Express, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, Volotea, Xiamen.

Briggs & Riley Medium Cargo Backpack vs. Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack: which should you pack?

The Briggs & Riley Medium Cargo Backpack carries 2.3000000000000007L more than the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack (27.3L vs. 25L), while the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack is the lighter pack at 0.84kg (vs. 1.2kg). For carry-on flexibility, the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Briggs & Riley Medium Cargo Backpack; if you want to travel lighter, the Pacsafe Metrosafe LS450 Anti-Theft 25L Backpack is the better call.