Pacsafe Metrosafe X Anti-Theft 20L Backpack vs. Lo & Sons Westholme

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

Pacsafe Metrosafe X Anti-Theft 20L Backpack

Front facing view of the Pacsafe Metrosafe X Anti-Theft 20L Backpack
Capacity20 L
Weight0.73 kg
Dimensions45×30×13 cm
Airline fit95%
Price$140

Feature by feature

Pacsafe Metrosafe X Anti-Theft 20L BackpackFeatureLo & Sons Westholme
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
Y Passport Y
N Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap N
Inside
15in Laptop 15in
1 Main Compartments 2
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 2
Y Water Resistant N
Material
750D Recycled polyester, 150D Recycled polyester Sheepskin 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 Pacsafe Metrosafe X Anti-Theft 20L Backpack and Lo & Sons Westholme

Both have: passport pocket, backpack straps, laptop sleeve, built-in organizer.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 180 accept both. 0 accept only the Pacsafe Metrosafe X Anti-Theft 20L Backpack, and 7 accept only the Lo & Sons Westholme.

Only the Lo & Sons Westholme fits

Great Lakes Airlines, LC Perú, Lion Air Group, Spring Airlines, VivaColombia, Volaris, Wizz Air.

Pacsafe Metrosafe X Anti-Theft 20L Backpack vs. Lo & Sons Westholme: which should you pack?

The Lo & Sons Westholme carries 4L more than the Pacsafe Metrosafe X Anti-Theft 20L Backpack (20L vs. 24L), while the Pacsafe Metrosafe X Anti-Theft 20L Backpack is the lighter pack at 0.73kg (vs. 1.2kg). 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 Lo & Sons Westholme; if you want to travel lighter, the Pacsafe Metrosafe X Anti-Theft 20L Backpack is the better call.