Pacsafe Vibe 28L Anti-Theft Backpack vs. Unbox Therapy X Pacsafe 25L Anti-Theft Backpack

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

Pacsafe Vibe 28L Anti-Theft Backpack

Front facing view of the Pacsafe Vibe 28L Anti-Theft Backpack
Capacity28 L
Weight1.02 kg
Dimensions47×31×21 cm
Airline fit74%
Price$150

Feature by feature

Pacsafe Vibe 28L Anti-Theft BackpackFeatureUnbox Therapy X Pacsafe 25L Anti-Theft Backpack
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
Y Passport Y
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap N
Inside
16in Laptop 15in
1 Main Compartments 1
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
210D Nylon projection ripstop, 200D Polyester1000D Polina with wax coating, 150D Recycled polyester

Unbox Therapy X Pacsafe 25L Anti-Theft Backpack

Front facing view of the Unbox Therapy X Pacsafe 25L Anti-Theft Backpack
Capacity25 L
Weight1.05 kg
Dimensions47×32×16 cm
Airline fit92%
Price$180

Key differences between the Pacsafe Vibe 28L Anti-Theft Backpack and Unbox Therapy X Pacsafe 25L Anti-Theft Backpack

Both have: passport pocket, backpack straps, built-in organizer, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 140 accept both. 0 accept only the Pacsafe Vibe 28L Anti-Theft Backpack, and 34 accept only the Unbox Therapy X Pacsafe 25L Anti-Theft Backpack.

Only the Unbox Therapy X Pacsafe 25L Anti-Theft Backpack fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, 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), Volotea, Xiamen.

Pacsafe Vibe 28L Anti-Theft Backpack vs. Unbox Therapy X Pacsafe 25L Anti-Theft Backpack: which should you pack?

The Pacsafe Vibe 28L Anti-Theft Backpack carries 3L more than the Unbox Therapy X Pacsafe 25L Anti-Theft Backpack (28L vs. 25L), while the Pacsafe Vibe 28L Anti-Theft Backpack is the lighter pack at 1.02kg (vs. 1.05kg). For carry-on flexibility, the Unbox Therapy X Pacsafe 25L Anti-Theft Backpack fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Pacsafe Vibe 28L Anti-Theft Backpack; if you want to travel lighter, the Pacsafe Vibe 28L Anti-Theft Backpack is the better call.