Zpacks Bagger Ultra vs. Yeti All-Weather Backpack 25L

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

Zpacks Bagger Ultra

Front facing view of the Zpacks Bagger Ultra
Capacity25 L
Weight0.3 kg
Dimensions46×28×14 cm
Airline fit95%
Price$250

Feature by feature

Zpacks Bagger UltraFeatureYeti All-Weather Backpack 25L
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
top Passport front
N Passthrough N
Carry
Y Backpack Y
removable, optional Hip Belt removable
removable Sternum Strap removable
Inside
N Laptop N
3 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 1, front
Y Water Resistant Y
Material
3.3oz/sqyd Ultra 100X, not coated with DWR or other chemicals and is PFAS freeDryHide shell

Yeti All-Weather Backpack 25L

by Yeti
Front facing view of the Yeti All-Weather Backpack 25L
Capacity25 L
Weight1.6 kg
Dimensions55×35×23 cm
Airline fit67%
Price$250

Key differences between the Zpacks Bagger Ultra and Yeti All-Weather Backpack 25L

Both have: backpack straps, sternum strap, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 127 accept both. 52 accept only the Zpacks Bagger Ultra, and 0 accept only the Yeti All-Weather Backpack 25L.

Only the Zpacks Bagger Ultra fits

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

Zpacks Bagger Ultra vs. Yeti All-Weather Backpack 25L: which should you pack?

The Zpacks Bagger Ultra carries the same capacity as the Yeti All-Weather Backpack 25L (25L vs. 25L), while the Zpacks Bagger Ultra is the lighter pack at 0.3kg (vs. 1.6kg). For carry-on flexibility, the Zpacks Bagger Ultra fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Zpacks Bagger Ultra; if you want to travel lighter, the Zpacks Bagger Ultra is the better call.