Kathmandu Cotingo Pack 30L vs. Boundary Supply Rennen Recycled Daypack

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

Kathmandu Cotingo Pack 30L

Front facing view of the Kathmandu Cotingo Pack 30L
Capacity30 L
Weight0.68 kg
Dimensions53×31×24 cm
Airline fit39%
Price$100

Feature by feature

Kathmandu Cotingo Pack 30LFeatureBoundary Supply Rennen Recycled Daypack
Storage
N Compression N
None Expanded Capacity None
4 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt N
Y Sternum Strap N
Inside
15in Laptop 15in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1 Water Bottle Holder 1
N Water Resistant Y
Material
Polyester 100%RE-3™ 600/500D Eco Cordura®

Boundary Supply Rennen Recycled Daypack

Front facing view of the Boundary Supply Rennen Recycled Daypack
Capacity22 L
Weight0.9 kg
Dimensions46×28×18 cm
Airline fit95%
Price$140

Key differences between the Kathmandu Cotingo Pack 30L and Boundary Supply Rennen Recycled Daypack

Both have: backpack straps, laptop sleeve, water bottle pockets.

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 Kathmandu Cotingo Pack 30L, and 105 accept only the Boundary Supply Rennen Recycled Daypack.

Only the Boundary Supply Rennen Recycled Daypack fits

Air Asia, Air Baltic, Air Canada, Air China, Air Macau, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, American Eagle, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Delta Airlines, Dragonair, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Great Lakes Airlines, Hawaiian Airlines, Hong Kong Airlines, Icelandair, InselAir, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kulula, Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, TUI, Turkish Airlines, Ukraine International, United Airlines, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, Xiamen.

Kathmandu Cotingo Pack 30L vs. Boundary Supply Rennen Recycled Daypack: which should you pack?

The Kathmandu Cotingo Pack 30L carries 8L more than the Boundary Supply Rennen Recycled Daypack (30L vs. 22L), while the Kathmandu Cotingo Pack 30L is the lighter pack at 0.68kg (vs. 0.9kg). For carry-on flexibility, the Boundary Supply Rennen Recycled Daypack fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Kathmandu Cotingo Pack 30L; if you want to travel lighter, the Kathmandu Cotingo Pack 30L is the better call.