Tom Bihn Addax 26 vs. Six Moon Design All Day Carry Travel Backpack

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

Tom Bihn Addax 26

Front facing view of the Tom Bihn Addax 26
Capacity26 L
Weight1.1 kg
Dimensions47×33×26 cm
Airline fit17%
Price$305

Feature by feature

Tom Bihn Addax 26FeatureSix Moon Design All Day Carry Travel Backpack
Storage
N Compression 4
None Expanded Capacity None
2 Opening 1
front Passport front
Y Passthrough Y
Carry
Y Backpack hideable
removable Hip Belt removable
removable Sternum Strap removable
Inside
15in Laptop 15in
4 Main Compartments 4
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
X-Pac®: 1110g / 2lb 7oz Ballistic: 1200g / 2lb 10ozRobic Nylon (100D and 200D Challenge Sailcloth EPX200 Challenge Sailcloth ULTRA

Six Moon Design All Day Carry Travel Backpack

Front facing view of the Six Moon Design All Day Carry Travel Backpack
Capacity35 L
Weight1.3 kg
Dimensions55×30×18 cm
Airline fit86%
Price$335

Key differences between the Tom Bihn Addax 26 and Six Moon Design All Day Carry Travel Backpack

Both have: passport pocket, luggage passthrough, hip belt, sternum strap, laptop sleeve, 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. 32 accept both. 0 accept only the Tom Bihn Addax 26, and 131 accept only the Six Moon Design All Day Carry Travel Backpack.

Only the Six Moon Design All Day Carry Travel Backpack fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Nostrum, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Blue Air, Boliviana de Aviacion, British Airways, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Conviasa, Czech Airlines, Delta Airlines, Dragonair, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Onur Air, Pakistan International, Peach, Porter Airlines, Qantas Airways, Republic Airways, Royal Brunei Airlines, Ryanair, S7, SAS Scandinavian, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Volotea, WOW Airlines, Xiamen.

Tom Bihn Addax 26 vs. Six Moon Design All Day Carry Travel Backpack: which should you pack?

The Six Moon Design All Day Carry Travel Backpack carries 9L more than the Tom Bihn Addax 26 (26L vs. 35L), while the Tom Bihn Addax 26 is the lighter pack at 1.1kg (vs. 1.3kg). For carry-on flexibility, the Six Moon Design All Day Carry Travel Backpack fits 86% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Six Moon Design All Day Carry Travel Backpack; if you want to travel lighter, the Tom Bihn Addax 26 is the better call.