KNKG PLUS Backpack 26L vs WaterField Designs Pro Executive Laptop Backpack
The KNKG PLUS Backpack 26L is 26L and 1.4kg3.1lb; the WaterField Designs Pro Executive Laptop Backpack is 25.5L and 1.41kg3.1lb. The KNKG PLUS Backpack 26L is 0.01kg0lb lighter. The KNKG PLUS Backpack 26L costs $229 less. The KNKG PLUS Backpack 26L fits the carry-on limit of 36 of 36 major airlines and the WaterField Designs Pro Executive Laptop Backpack fits 36; under the seat, 0 and 7 of 26.
| Spec | KNKG PLUS Backpack 26L | WaterField Designs Pro Executive Laptop Backpack |
|---|---|---|
| Price | $200Best | $429 |
| Volume | 26L | 25.5L |
| Weight | 1.4kg3.1lbBest | 1.41kg3.1lb |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 0% | 27%Best |
| Dimensions | 50×31×17cm19.5×12×6.5in | 41.9×34.3×17.8cm16.5×13.5×7in |
| Laptop | 16" | 16" |
| Compartments | n/a | 2 |
| Bottle pockets | 2 | n/a |
| Opening | Clamshell, Clamshell flat pack opening | rear chamber zips down for laptop and documents, front chamber zip, top front pocket, two front zip pockets |
| Warranty | 25 years | Lifetime |
| Organizer | No | Yes |
| Shoe compartment | Yes | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | No | No |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | No | No |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | Yes |
| Camera compartment | No | No |
| Bike-ready | No | No |
| Material | 1000D nylon body, ripstop nylon lining, YKK zippers, Fidlock slider, Hypalon trims | 1050D ballistic nylon, full-grain leather front panel and handle |
| Last checked | 2026-10 | 2026-10 |
Where their airline fit differs
| Airline | Limit | KNKG PLUS Backpack 26L | WaterField Designs Pro Executive Laptop Backpack |
|---|---|---|---|
| Allegiant Air | Personal item | Too big | Fits |
| American Airlines | Personal item | Too big | Fits |
| British Airways | Personal item | Too big | Fits |
| easyJet | Personal item | Too big | Fits |
| Frontier Airlines | Personal item | Too big | Fits |
| LATAM Airlines | Personal item | Too big | Fits |
| Volaris | Personal item | 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.