Jansport Double Break vs. Deuter UP Seoul
Two carry-on travel backpacks, compared spec for spec.
Jansport Double Break
| Capacity | 27 L |
| Weight | 0.4 kg |
| Dimensions | 42×31×14 cm |
| Airline fit | 95% |
| Price | $45 |
Feature by feature
| Jansport Double Break | Feature | Deuter UP Seoul |
|---|---|---|
| Storage | ||
| N | Compression | N |
| None | Expanded Capacity | 26L |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry | ||
| Y | Backpack | Y |
| N | Hip Belt | removable |
| N | Sternum Strap | removable |
| Inside | ||
| 15in | Laptop | 15in |
| 1 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | 1 |
| Y | Water Resistant | Y |
| Material | |
| 400D Nylon Packcloth | 300D PES Ripstop, 500D rPES |
Key differences between the Jansport Double Break and Deuter UP Seoul
- Hip belt: No on the Jansport Double Break; Removable on the Deuter UP Seoul.
- Sternum strap: No on the Jansport Double Break; Removable on the Deuter UP Seoul.
Both have: backpack straps, laptop sleeve, built-in organizer, 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. 172 accept both. 7 accept only the Jansport Double Break, and 1 accept only the Deuter UP Seoul.
Only the Jansport Double Break fits
Air Tahiti, American Eagle, easyJet, Gulf Air, Ravn Alaska, Regional Express, Virgin Australia.
Only the Deuter UP Seoul fits
Air Niugini.
Jansport Double Break vs. Deuter UP Seoul: which should you pack?
The Jansport Double Break carries 11L more than the Deuter UP Seoul (27L vs. 16L), while the Jansport Double Break is the lighter pack at 0.4kg (vs. 0.84kg). For carry-on flexibility, the Jansport Double Break fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Jansport Double Break; if you want to travel lighter, the Jansport Double Break is the better call.