Exped Metro 20 vs Thule Lithos 20L
The Exped Metro 20 is 20L and 0.72kg1.6lb; the Thule Lithos 20L is 20L and 0.73kg1.6lb. The Exped Metro 20 is 0.01kg0lb lighter. The Thule Lithos 20L costs $10 less. The Exped Metro 20 fits the carry-on limit of 36 of 36 major airlines and the Thule Lithos 20L fits 32; under the seat, 0 and 0 of 26.
| Spec | Exped Metro 20 | Thule Lithos 20L |
|---|---|---|
| Price | $109.95 | $99.95Best |
| Volume | 20L | 20L |
| Weight | 0.72kg1.6lbBest | 0.73kg1.6lb |
| Carry-on compliance | 100%Best | 89% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 50×27.9×17cm19.5×11×6.5in | 43.9×27.9×21.1cm17.5×11×8.5in |
| Laptop | 15" | 16"Best |
| Bottle pockets | 2 | 2 |
| Opening | Roll-top | n/a |
| Warranty | 5 years | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | Yes | No |
| Frame sheet | No | No |
| Water-resistant | Yes | 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 | No |
| Camera compartment | No | No |
| Material | 600D ripstop polyester, PU coated (1,200 mm water column), bluesign certified, PFC free; recycled 150D polyester lining | Polyester Ripstop |
| Last checked | 2026-09 | 2026-10 |
Where their airline fit differs
| Airline | Limit | Exped Metro 20 | Thule Lithos 20L |
|---|---|---|---|
| Air Arabia | Carry-on | Fits | Too big |
| Air India | Carry-on | Fits | Too big |
| Ryanair | Carry-on | Fits | Too big |
| Vueling | Carry-on | 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.