Cotopaxi Tarak Backpack 20L Del Día vs. Exped Serac 25

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

Cotopaxi Tarak Backpack 20L Del Día

Front facing view of the Cotopaxi Tarak Backpack 20L Del Día
Capacity20 L
Weight562 kg
Dimensions50.8×30.5×17.8 cm
Airline fit89%
Price$100

Feature by feature

Cotopaxi Tarak Backpack 20L Del DíaFeatureExped Serac 25
Storage
Y Compression N
None Expanded Capacity None
3 Opening 3
N Passport N
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap Y
Inside
N Laptop N
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
210D ripstop nylon420 D ripstop nylon, TPU film laminate, >10'000 mm water column

Exped Serac 25

Front facing view of the Exped Serac 25
Capacity25 L
Weight0.765 kg
Dimensions55×25×21 cm
Airline fit69%
Price$200

Key differences between the Cotopaxi Tarak Backpack 20L Del Día and Exped Serac 25

Both have: backpack straps, 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. 130 accept both. 39 accept only the Cotopaxi Tarak Backpack 20L Del Día, and 1 accept only the Exped Serac 25.

Only the Cotopaxi Tarak Backpack 20L Del Día fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Scoot, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, TUI, Ukraine International, VIM Airlines (Closed), Volotea, WestJet, Xiamen.

Only the Exped Serac 25 fits

Great Lakes Airlines.

Cotopaxi Tarak Backpack 20L Del Día vs. Exped Serac 25: which should you pack?

The Exped Serac 25 carries 5L more than the Cotopaxi Tarak Backpack 20L Del Día (20L vs. 25L), while the Exped Serac 25 is the lighter pack at 0.765kg (vs. 562kg). For carry-on flexibility, the Cotopaxi Tarak Backpack 20L Del Día fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Exped Serac 25; if you want to travel lighter, the Exped Serac 25 is the better call.