Gossamer Gear Kumo 36 Superlight Backpack vs Gossamer Gear Skala 38 Ultralight Backpack
The Gossamer Gear Kumo 36 Superlight Backpack is 36L and 0.57kg1.3lb; the Gossamer Gear Skala 38 Ultralight Backpack is 38L and 0.58kg1.3lb. The Gossamer Gear Kumo 36 Superlight Backpack is 0.01kg0lb lighter. The Gossamer Gear Kumo 36 Superlight Backpack costs $45 less. The Gossamer Gear Kumo 36 Superlight Backpack fits the carry-on limit of 35 of 36 major airlines and the Gossamer Gear Skala 38 Ultralight Backpack fits 35; under the seat, 0 and 0 of 26.
| Spec | Gossamer Gear Kumo 36 Superlight Backpack | Gossamer Gear Skala 38 Ultralight Backpack |
|---|---|---|
| Price | $180Best | $225 |
| Volume | 36L | 38L |
| Weight | 0.57kg1.3lbBest | 0.58kg1.3lb |
| Carry-on compliance | 97% | 97% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 53.5×28×12cm21×11×4.5in | 53.3×27.9×15.2cm21×11×6in |
| Laptop | no laptop sleeve | no laptop sleeve |
| Compartments | 1 | 1 |
| Opening | n/a | Roll-top, Roll top, fastened at the top or down the sides |
| Warranty | 1 year | 1 year |
| Torso length | 43.2 to 54.6cm (17 to 21.5in) | n/a |
| Sizes | Small, Medium | n/a |
| Organizer | No | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | Yes |
| Frame sheet | No | No |
| Water-resistant | No | No |
| Rain cover | No | No |
| MOLLE | No | No |
| Hip belt | Removable | Removable |
| Sternum strap | No | Yes |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | No |
| Camera compartment | No | No |
| Material | 70D and 100D recycled Robic nylon, PFAS free | Riptide Ripstop 100D recycled Robic nylon, UHMWPE stretch mesh, PFAS free |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
Both bags pass and fail the same airline size limits.
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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.