Briggs & Riley - Convertible Duffle Backpack vs. Lo & Sons Westholme

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

Briggs & Riley - Convertible Duffle Backpack

Front facing view of the Briggs & Riley - Convertible Duffle Backpack
Capacity39 L
Weight1.8 kg
Dimensions54×34×21 cm
Airline fit70%
Price$149

Feature by feature

Briggs & Riley - Convertible Duffle BackpackFeatureLo & Sons Westholme
Storage
N Compression N
None Expanded Capacity None
1 Opening 4
Y Passport Y
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 15in
3 Main Compartments 2
N Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 2
N Water Resistant N
Material
1680D ballistic nylonSheepskin Leather

Lo & Sons Westholme

Front facing view of the Lo & Sons Westholme
Capacity24 L
Weight1.2 kg
Dimensions36×27×12 cm
Airline fit99%
Price$628

Key differences between the Briggs & Riley - Convertible Duffle Backpack and Lo & Sons Westholme

Both have: passport pocket, luggage passthrough, backpack straps, laptop sleeve.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 133 accept both. 0 accept only the Briggs & Riley - Convertible Duffle Backpack, and 54 accept only the Lo & Sons Westholme.

Only the Lo & Sons Westholme fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Tahiti, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, Etihad Airways, flybe, Great Lakes Airlines, Gulf Air, Icelandair, InselAir, Juneyao Airlines, LC Perú, Lion Air Group, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Spring Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, VivaColombia, Volaris, Volotea, WestJet, Wizz Air, Xiamen.

Briggs & Riley - Convertible Duffle Backpack vs. Lo & Sons Westholme: which should you pack?

The Briggs & Riley - Convertible Duffle Backpack carries 15L more than the Lo & Sons Westholme (39L vs. 24L), while the Lo & Sons Westholme is the lighter pack at 1.2kg (vs. 1.8kg). For carry-on flexibility, the Lo & Sons Westholme fits 99% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Briggs & Riley - Convertible Duffle Backpack; if you want to travel lighter, the Lo & Sons Westholme is the better call.