Topo Travel Bag 40L vs. Yeti All-Weather Backpack 25L

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

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

Feature by feature

Topo Travel Bag 40LFeatureYeti All-Weather Backpack 25L
Storage
N Compression N
None Expanded Capacity None
1 Opening 1
front Passport front
N Passthrough N
Carry
hideable Backpack Y
removable Hip Belt removable
removable Sternum Strap removable
Inside
15in Laptop N
4 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 1, front
Y Water Resistant Y
Material
1000D recycled nylon,DryHide shell

Yeti All-Weather Backpack 25L

by Yeti
Front facing view of the Yeti All-Weather Backpack 25L
Capacity25 L
Weight1.6 kg
Dimensions55×35×23 cm
Airline fit67%
Price$250

Key differences between the Topo Travel Bag 40L and Yeti All-Weather Backpack 25L

Both have: passport pocket, 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. 30 accept both. 1 accept only the Topo Travel Bag 40L, and 97 accept only the Yeti All-Weather Backpack 25L.

Only the Topo Travel Bag 40L fits

Croatia Air.

Only the Yeti All-Weather Backpack 25L fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air France, Air India, Air Macau, Air Mauritius, Air Nostrum, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, British Airways, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cebu Pacific, China Airlines, CommutAir, Copa Airlines, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Onur Air, Peach, Porter Airlines, Qantas Airways, Republic Airways, SAS Scandinavian, Sky Airlines, Skywest, Inc., South African Airways, Spirit Airlines, SriLankan Airlines, Swiss Int'l Air Lines, Thai Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WOW Airlines.

Topo Travel Bag 40L vs. Yeti All-Weather Backpack 25L: which should you pack?

The Topo Travel Bag 40L carries 15L more than the Yeti All-Weather Backpack 25L (40L vs. 25L), while the Yeti All-Weather Backpack 25L is the lighter pack at 1.6kg (vs. 1.7kg). For carry-on flexibility, the Yeti All-Weather Backpack 25L fits 67% 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 Yeti All-Weather Backpack 25L is the better call.