Amazon Basics Ultralight Portable Packable Day Pack vs. Patagonia Refugio Backpack 28L

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

Amazon Basics Ultralight Portable Packable Day Pack

Front facing view of the Amazon Basics Ultralight Portable Packable Day Pack
Capacity27 L
Weight158.8 kg
Dimensions44.5×29.2×19.1 cm
Airline fit95%
Price$20

Feature by feature

Amazon Basics Ultralight Portable Packable Day PackFeaturePatagonia Refugio Backpack 28L
Storage
Y Compression Y
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap Y
Inside
N Laptop 15in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 2
Y Water Resistant Y
Material
Nylon630-denier 100% nylon, 450-denier 100% polyester (56% recycled) ripstop

Patagonia Refugio Backpack 28L

Front facing view of the Patagonia Refugio Backpack 28L
Capacity28 L
Weight0.666 kg
Dimensions49×31×21 cm
Airline fit73%
Price$89

Key differences between the Amazon Basics Ultralight Portable Packable Day Pack and Patagonia Refugio Backpack 28L

Both have: compression straps, backpack straps, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 138 accept both. 42 accept only the Amazon Basics Ultralight Portable Packable Day Pack, and 0 accept only the Patagonia Refugio Backpack 28L.

Only the Amazon Basics Ultralight Portable Packable Day Pack 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, flybe, Gulf Air, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Ravn Alaska, 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.

Amazon Basics Ultralight Portable Packable Day Pack vs. Patagonia Refugio Backpack 28L: which should you pack?

The Patagonia Refugio Backpack 28L carries 1L more than the Amazon Basics Ultralight Portable Packable Day Pack (27L vs. 28L), while the Patagonia Refugio Backpack 28L is the lighter pack at 0.666kg (vs. 158.8kg). For carry-on flexibility, the Amazon Basics Ultralight Portable Packable Day Pack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Patagonia Refugio Backpack 28L; if you want to travel lighter, the Patagonia Refugio Backpack 28L is the better call.