Millican Smith 25L vs. Topo Travel Bag 40L

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

Millican Smith 25L

Front facing view of the Millican Smith 25L
Capacity25 L
Weight1.1 kg
Dimensions52×28×18 cm
Airline fit89%
Price$145

Feature by feature

Millican Smith 25LFeatureTopo Travel Bag 40L
Storage
N Compression N
None Expanded Capacity None
2 Opening 1
side Passport front
N Passthrough N
Carry
Y Backpack hideable
removable Hip Belt removable
removable Sternum Strap removable
Inside
15in Laptop 15in
4 Main Compartments 4
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Weatherproof Bionic Canvas1000D recycled nylon,

Topo Travel Bag 40L

Front facing view of the Topo Travel Bag 40L
Capacity40 L
Weight1.7 kg
Dimensions57×36×19 cm
Airline fit16%
Price$230

Key differences between the Millican Smith 25L and Topo Travel Bag 40L

Both have: hip belt, sternum strap, 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. 31 accept both. 137 accept only the Millican Smith 25L, and 0 accept only the Topo Travel Bag 40L.

Only the Millican Smith 25L 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, Copa Airlines, 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, Great Lakes Airlines, 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 , Liat Airlines, 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, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, Spirit Airlines, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Volotea, WestJet, WOW Airlines, Xiamen.

Millican Smith 25L vs. Topo Travel Bag 40L: which should you pack?

The Topo Travel Bag 40L carries 15L more than the Millican Smith 25L (25L vs. 40L), while the Millican Smith 25L is the lighter pack at 1.1kg (vs. 1.7kg). For carry-on flexibility, the Millican Smith 25L fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Topo Travel Bag 40L; if you want to travel lighter, the Millican Smith 25L is the better call.