Troubadour Aero Backpack vs. Portland Gear Cascade Backpack Standard

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

Troubadour Aero Backpack

Capacity34 L
Weight1.3 kg
Dimensions51×34×20 cm
Airline fit89%
Price$295

Feature by feature

Troubadour Aero BackpackFeaturePortland Gear Cascade Backpack Standard
Storage
N Compression N
None Expanded Capacity None
0 Opening 0
top, front Passport side
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
removable Sternum Strap Y
Inside
15in Laptop 15in
5 Main Compartments 2
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Recycled polyester100% polyester with TPU matte coating

Portland Gear Cascade Backpack Standard

Front facing view of the Portland Gear Cascade Backpack Standard
Capacity21 L
Weight1.1 kg
Dimensions41×28×22 cm
Airline fit75%
Price$110

Key differences between the Troubadour Aero Backpack and Portland Gear Cascade Backpack Standard

Both have: luggage passthrough, backpack straps, 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. 135 accept both. 34 accept only the Troubadour Aero Backpack, and 7 accept only the Portland Gear Cascade Backpack Standard.

Only the Troubadour Aero Backpack 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, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

Only the Portland Gear Cascade Backpack Standard fits

Etihad Airways, Great Lakes Airlines, Gulf Air, Qatar Airways, Ravn Alaska, Regional Express, Virgin Australia.

Troubadour Aero Backpack vs. Portland Gear Cascade Backpack Standard: which should you pack?

The Troubadour Aero Backpack carries 13L more than the Portland Gear Cascade Backpack Standard (34L vs. 21L), while the Portland Gear Cascade Backpack Standard is the lighter pack at 1.1kg (vs. 1.3kg). For carry-on flexibility, the Troubadour Aero Backpack fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Troubadour Aero Backpack; if you want to travel lighter, the Portland Gear Cascade Backpack Standard is the better call.