Patagonia PowSlayer Backpack 38L vs. 5.11 Rush 72 2.0 Backpack 55L

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

Patagonia PowSlayer Backpack 38L

Capacity38 L
Weight1.2 kg
Dimensions56×31×24 cm
Airline fit26%
Price$250

Feature by feature

Patagonia PowSlayer Backpack 38LFeature5.11 Rush 72 2.0 Backpack 55L
Storage
4 Compression 4
None Expanded Capacity None
1 Opening 1
top Passport top
N Passthrough N
Carry
Y Backpack Y
Y Hip Belt Y
Y Sternum Strap removable
Inside
N Laptop 15in
3 Main Compartments 6
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder 2, side
Y Water Resistant Y
Material
7.9-oz 210-denier 100% recycled nylon ripstop with a TPU coating1050D nylon (MultiCam® 1000D nylon)

5.11 Rush 72 2.0 Backpack 55L

by 5.11
Front facing view of the 5.11 Rush 72 2.0 Backpack 55L
Capacity55 L
Weight2.4 kg
Dimensions58×34×22 cm
Airline fit16%
Price$190

Key differences between the Patagonia PowSlayer Backpack 38L and 5.11 Rush 72 2.0 Backpack 55L

Both have: compression straps, passport pocket, backpack straps, hip belt, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 30 accept both. 20 accept only the Patagonia PowSlayer Backpack 38L, and 1 accept only the 5.11 Rush 72 2.0 Backpack 55L.

Only the Patagonia PowSlayer Backpack 38L fits

Aegean Airlines, Air Astana, Air Nostrum, Atlas Global, British Airways, Copa Airlines, Croatia Air, EL AL, Finnair, Iran Aseman Air, Jet2, Kuwait Air, Middle East Airlines, Monarch Airlines, Onur Air, Spirit Airlines, Thai Airways, Travel Service Airlines, Uzbekistan Air, WOW Airlines.

Only the 5.11 Rush 72 2.0 Backpack 55L fits

Cayman Airways.

Patagonia PowSlayer Backpack 38L vs. 5.11 Rush 72 2.0 Backpack 55L: which should you pack?

The 5.11 Rush 72 2.0 Backpack 55L carries 17L more than the Patagonia PowSlayer Backpack 38L (38L vs. 55L), while the Patagonia PowSlayer Backpack 38L is the lighter pack at 1.2kg (vs. 2.4kg). For carry-on flexibility, the Patagonia PowSlayer Backpack 38L fits 26% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the 5.11 Rush 72 2.0 Backpack 55L; if you want to travel lighter, the Patagonia PowSlayer Backpack 38L is the better call.