Thule Construct 24L vs Two Wheel Gear Spin Backpack Messenger
The Thule Construct 24L is 24L and 0.91kg2lb; the Two Wheel Gear Spin Backpack Messenger is 24L and 0.91kg2lb. They weigh the same. The Two Wheel Gear Spin Backpack Messenger costs $0.9499999999999886 less. The Thule Construct 24L fits the carry-on limit of 15 of 36 major airlines and the Two Wheel Gear Spin Backpack Messenger fits 31; under the seat, 0 and 0 of 26.
| Spec | Thule Construct 24L | Two Wheel Gear Spin Backpack Messenger |
|---|---|---|
| Price | $139.95 | $139Best |
| Volume | 24L | 24L |
| Weight | 0.91kg2lb | 0.91kg2lb |
| Carry-on compliance | 42% | 86%Best |
| Personal-item compliance | 0% | 0% |
| Dimensions | 47×32×24.4cm18.5×12.5×9.5in | 48.5×30.5×23cm19×12×9in |
| Laptop | 17"Best | 16" |
| Bottle pockets | 2 | n/a |
| Warranty | Lifetime | 2 years |
| Organizer | Yes | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | Yes |
| Rain cover | No | Yes |
| MOLLE | No | No |
| Hip belt | No | No |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | Removable |
| Luggage pass-through | Yes | No |
| Camera compartment | No | No |
| Bike-ready | No | Yes |
| Material | Nylon | Recycled 600D polyester ripstop with TPU waterproof coating |
| Last checked | 2026-10 | 2026-10 |
Where their airline fit differs
| Airline | Limit | Thule Construct 24L | Two Wheel Gear Spin Backpack Messenger |
|---|---|---|---|
| Air Canada | Carry-on | Too big | Fits |
| AirAsia | Carry-on | Too big | Fits |
| Alaska Airlines | Carry-on | Too big | Fits |
| American Airlines | Carry-on | Too big | Fits |
| Cebu Pacific | Carry-on | Too big | Fits |
| Delta Air Lines | Carry-on | Too big | Fits |
| JetBlue Airways | Carry-on | Too big | Fits |
| Lufthansa | Carry-on | Too big | Fits |
| Norwegian Air Shuttle | Carry-on | Too big | Fits |
| Qantas | Carry-on | Too big | Fits |
| SAS | Carry-on | Too big | Fits |
| Turkish Airlines | Carry-on | Too big | Fits |
| United Airlines | Carry-on | Too big | Fits |
| Vietjet Air | Carry-on | Too big | Fits |
| WestJet | Carry-on | Too big | Fits |
| Wizz Air | Carry-on | Too big | Fits |
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Specs come from each brand's own product page. Fit uses listed dimensions in any orientation. How we score carry-on fit.