Mystery Ranch ASAP 20 vs Timbuk2 Especial Scope Expandable Backpack
The Mystery Ranch ASAP 20 is 20L and 1.18kg2.6lb; the Timbuk2 Especial Scope Expandable Backpack is 20L and 1.18kg2.6lb. They weigh the same. The Timbuk2 Especial Scope Expandable Backpack costs $186 less. The Mystery Ranch ASAP 20 fits the carry-on limit of 30 of 36 major airlines and the Timbuk2 Especial Scope Expandable Backpack fits 35; under the seat, 0 and 0 of 26.
| Spec | Mystery Ranch ASAP 20 | Timbuk2 Especial Scope Expandable Backpack |
|---|---|---|
| Price | $395 | $209Best |
| Volume | 20L | 20L |
| Expands to | n/a | 30L |
| Weight | 1.18kg2.6lb | 1.18kg2.6lb |
| Carry-on compliance | 83% | 97%Best |
| Personal-item compliance | 0% | 0% |
| Dimensions | 52.1×27.2×22.9cm20.5×10.5×9in | 51×31×12.5cm20×12×5in |
| Laptop | n/a | 15" |
| Bottle pockets | n/a | 2 |
| Opening | Panel access, 3-ZIP design for easy, rapid access to the interior | n/a |
| Warranty | Lifetime | Lifetime |
| Organizer | Yes | No |
| Shoe compartment | No | No |
| Hydration sleeve | Yes | No |
| Frame sheet | No | No |
| Water-resistant | No | Yes |
| Rain cover | No | No |
| MOLLE | Yes | No |
| Hip belt | Removable | No |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | No |
| Camera compartment | No | No |
| Material | 330D Cougar Nylon with DWR and PU coatings; YKK zippers | Coated polyester, reflective exterior |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Mystery Ranch ASAP 20 | Timbuk2 Especial Scope Expandable Backpack |
|---|---|---|---|
| Air Arabia | Carry-on | Too big | Fits |
| Air India | Carry-on | Too big | Fits |
| Emirates | Carry-on | Too big | Fits |
| Ryanair | Carry-on | Too big | Fits |
| Vueling | 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.