Black Ember WPT-Tote vs Knack Expandable Laptop Tote
The Black Ember WPT-Tote is 20L and 1kg2.2lb; the Knack Expandable Laptop Tote is 18L and 0.96kg2.1lb. The Knack Expandable Laptop Tote is 0.04kg0.1lb lighter. The Knack Expandable Laptop Tote costs $105 less. The Black Ember WPT-Tote fits the carry-on limit of 36 of 36 major airlines and the Knack Expandable Laptop Tote fits 35; under the seat, 7 and 0 of 26.
| Spec | Black Ember WPT-Tote | Knack Expandable Laptop Tote |
|---|---|---|
| Price | $225 | $120Best |
| Volume | 20L | 18L |
| Expands to | n/a | 26L |
| Weight | 1kg2.2lb | 0.96kg2.1lbBest |
| Carry-on compliance | 100%Best | 97% |
| Personal-item compliance | 27%Best | 0% |
| Dimensions | 43×35×15cm17×14×6in | 33×50.8×17.8cm13×20×7in |
| Laptop | 13" | 16"Best |
| Bottle pockets | 2 | 1 |
| Opening | top zip main compartment, quick access pocket, zip pocket on each side | top zip |
| Warranty | Lifetime | n/a |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | Yes |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | No | No |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | Insert sold separately | Insert sold separately |
| Luggage pass-through | Yes | Yes |
| Camera compartment | No | No |
| Material | EmberTex PFAS-free 1220x600D nylon 6 with bonded laser-cut Hypalon panels, 200D ripstop nylon lining, YKK Aquaguard zippers, T6 anodized aluminum hardware | Water-resistant 900 x 1200 denier high-twist high-density polyester, 150D antimicrobial nylon lining |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Black Ember WPT-Tote | Knack Expandable Laptop Tote |
|---|---|---|---|
| Allegiant Air | Personal item | Fits | Too big |
| American Airlines | Personal item | Fits | Too big |
| British Airways | Personal item | Fits | Too big |
| easyJet | Personal item | Fits | Too big |
| Frontier Airlines | Personal item | Fits | Too big |
| LATAM Airlines | Personal item | Fits | Too big |
| Qatar Airways | Carry-on | Fits | Too big |
| Volaris | Personal item | Fits | Too big |
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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.