Macpac Rapaki 22 vs. Exped Serac 25

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

Macpac Rapaki 22

Front facing view of the Macpac Rapaki 22
Capacity22 L
Weight0.7 kg
Dimensions10×10×10 cm
Airline fit100%
Price$118

Feature by feature

Macpac Rapaki 22FeatureExped Serac 25
Storage
N Compression N
None Expanded Capacity None
4 Opening 3
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap Y
Inside
N Laptop N
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder N
Y Water Resistant Y
Material
200D Polyester, 420D Oxford Nylon420 D ripstop nylon, TPU film laminate, >10'000 mm water column

Exped Serac 25

Front facing view of the Exped Serac 25
Capacity25 L
Weight0.765 kg
Dimensions55×25×21 cm
Airline fit69%
Price$200

Key differences between the Macpac Rapaki 22 and Exped Serac 25

Both have: backpack straps, hip belt, 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. 131 accept both. 58 accept only the Macpac Rapaki 22, and 0 accept only the Exped Serac 25.

Only the Macpac Rapaki 22 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, Etihad Airways, flybe, Gulf Air, Icelandair, InselAir, Juneyao Airlines, LC Perú, Liat Airlines, Linea Aerea Amaszonas, Lion Air Group, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Scoot, Shandong Airlines, Shenzhen Airlines, Spring Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tianjin Airlines (E145), Tiger Airways, TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, VivaColombia, Volaris, Volotea, WestJet, Wizz Air, Xiamen.

Macpac Rapaki 22 vs. Exped Serac 25: which should you pack?

The Exped Serac 25 carries 3L more than the Macpac Rapaki 22 (22L vs. 25L), while the Macpac Rapaki 22 is the lighter pack at 0.7kg (vs. 0.765kg). For carry-on flexibility, the Macpac Rapaki 22 fits 100% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Exped Serac 25; if you want to travel lighter, the Macpac Rapaki 22 is the better call.