REI Co-op Ruckpack 28 vs. ULA Equipment Robic 30L Dragonfly

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

REI Co-op Ruckpack 28

Front facing view of the REI Co-op Ruckpack 28
Capacity28 L
Weight0.8 kg
Dimensions50×28×23 cm
Airline fit72%
Price$130

Feature by feature

REI Co-op Ruckpack 28FeatureULA Equipment Robic 30L Dragonfly
Storage
2 Compression 2
None Expanded Capacity None
1 Opening 1
top Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap removable
Inside
15in Laptop 15in
3 Main Compartments 4
Y Organizer N
Outside
× Hard Shell ×
Y Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Recycled nylon shell frame: Rigid foamBlack Diamond Robic

ULA Equipment Robic 30L Dragonfly

Front facing view of the ULA Equipment Robic 30L Dragonfly
Capacity30 L
Weight0.7 kg
Dimensions47×28×18 cm
Airline fit93%
Price$240

Key differences between the REI Co-op Ruckpack 28 and ULA Equipment Robic 30L Dragonfly

Both have: compression straps, passport pocket, backpack straps, hip belt, laptop sleeve, 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. 137 accept both. 0 accept only the REI Co-op Ruckpack 28, and 39 accept only the ULA Equipment Robic 30L Dragonfly.

Only the ULA Equipment Robic 30L Dragonfly fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, 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.

REI Co-op Ruckpack 28 vs. ULA Equipment Robic 30L Dragonfly: which should you pack?

The ULA Equipment Robic 30L Dragonfly carries 2L more than the REI Co-op Ruckpack 28 (28L vs. 30L), while the ULA Equipment Robic 30L Dragonfly is the lighter pack at 0.7kg (vs. 0.8kg). For carry-on flexibility, the ULA Equipment Robic 30L Dragonfly fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the ULA Equipment Robic 30L Dragonfly; if you want to travel lighter, the ULA Equipment Robic 30L Dragonfly is the better call.