SwissGear Voyager USB 21.5" Travel Laptop Backpack vs. Red Oxx Sky Train Convertible Backpack

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

SwissGear Voyager USB 21.5" Travel Laptop Backpack

Front facing view of the SwissGear Voyager USB 21.5" Travel Laptop Backpack
Capacity44 L
Weight1.2 kg
Dimensions55×32×24 cm
Airline fit39%
Price$100

Feature by feature

SwissGear Voyager USB 21.5" Travel Laptop BackpackFeatureRed Oxx Sky Train Convertible Backpack
Storage
N Compression N
None Expanded Capacity None
1 Opening 0
top Passport side
N Passthrough N
Carry
hideable Backpack hideable
N Hip Belt N
Y Sternum Strap Y
Inside
17in Laptop 15in
4 Main Compartments 4
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder N
Y Water Resistant Y
Material
Polyester1000 weight urethane coated, Dupont certified CORDURA® Brand Nylon

Red Oxx Sky Train Convertible Backpack

Front facing view of the Red Oxx Sky Train Convertible Backpack
Capacity38 L
Weight1.8 kg
Dimensions51×33×23 cm
Airline fit71%
Price$400

Key differences between the SwissGear Voyager USB 21.5" Travel Laptop Backpack and Red Oxx Sky Train Convertible Backpack

Both have: backpack straps, sternum strap, built-in organizer, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 74 accept both. 0 accept only the SwissGear Voyager USB 21.5" Travel Laptop Backpack, and 60 accept only the Red Oxx Sky Train Convertible Backpack.

Only the Red Oxx Sky Train Convertible Backpack fits

Air Asia, Air Canada, Air Macau, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Delta Airlines, Dragonair, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Flair Air, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Norwegian, Oman Air, Porter Airlines, Qantas Airways, Republic Airways, Royal Jordanian, SAS Scandinavian, Scoot, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Tiger Airways, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic, WestJet.

SwissGear Voyager USB 21.5" Travel Laptop Backpack vs. Red Oxx Sky Train Convertible Backpack: which should you pack?

The SwissGear Voyager USB 21.5" Travel Laptop Backpack carries 6L more than the Red Oxx Sky Train Convertible Backpack (44L vs. 38L), while the SwissGear Voyager USB 21.5" Travel Laptop Backpack is the lighter pack at 1.2kg (vs. 1.8kg). For carry-on flexibility, the Red Oxx Sky Train Convertible Backpack fits 71% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the SwissGear Voyager USB 21.5" Travel Laptop Backpack; if you want to travel lighter, the SwissGear Voyager USB 21.5" Travel Laptop Backpack is the better call.