STM Dux Backpack vs. Arc'Teryx Arro 22
Two carry-on travel backpacks, compared spec for spec.
STM Dux Backpack
| Capacity | 30 L |
| Weight | 1.78 kg |
| Dimensions | 50.8×33×24.1 cm |
| Airline fit | 39% |
| Price | $250 |
Feature by feature
| STM Dux Backpack | Feature | Arc'Teryx Arro 22 |
|---|---|---|
| Storage | ||
| N | Compression | N |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| Y | Passport | N |
| Passthrough | N | |
| Carry | ||
| Y | Backpack | Y |
| N | Hip Belt | Y |
| Y | Sternum Strap | Y |
| Inside | ||
| 15in | Laptop | 15in |
| 1 | Main Compartments | 1 |
| N | Organizer | N |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2 | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |
| Material | |
| 500D x 750D Polyester | 1260-denier Invista Ballistic Superpack nylon |
Arc'Teryx Arro 22
| Capacity | 22 L |
| Weight | 0 kg |
| Dimensions | 55×30×25 cm |
| Airline fit | 39% |
| Price | $180 |
Key differences between the STM Dux Backpack and Arc'Teryx Arro 22
- Passport pocket: Yes on the STM Dux Backpack; No on the Arc'Teryx Arro 22.
- Hip belt: No on the STM Dux Backpack; Yes on the Arc'Teryx Arro 22.
Both have: backpack straps, sternum strap, laptop sleeve, water bottle pockets, water resistant.
Which airlines take each bag as a carry-on
We checked both bags against the carry-on size limits of 189 airlines. 73 accept both. Every airline that takes one takes the other.
STM Dux Backpack vs. Arc'Teryx Arro 22: which should you pack?
The STM Dux Backpack carries 8L more than the Arc'Teryx Arro 22 (30L vs. 22L), and the two are closely matched on weight. For carry-on flexibility, the STM Dux Backpack fits 39% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the STM Dux Backpack; if you want to travel lighter, the STM Dux Backpack is the better call.