Pacsafe CX Anti-Theft Convertible Backpack vs Tom Bihn Zeitgeist
The Pacsafe CX Anti-Theft Convertible Backpack is 8L and 0.45kg1lb; the Tom Bihn Zeitgeist is 7L and 0.43kg0.9lb. The Tom Bihn Zeitgeist is 0.02kg0lb lighter. The Pacsafe CX Anti-Theft Convertible Backpack costs $10.050000000000011 less. The Pacsafe CX Anti-Theft Convertible Backpack fits the carry-on limit of 36 of 36 major airlines and the Tom Bihn Zeitgeist fits 36; under the seat, 20 and 22 of 26.
| Spec | Pacsafe CX Anti-Theft Convertible Backpack | Tom Bihn Zeitgeist |
|---|---|---|
| Price | $139.95Best | $150 |
| Volume | 8L | 7L |
| Weight | 0.45kg1lb | 0.43kg0.9lbBest |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 77% | 85%Best |
| Dimensions | 34×25.9×11.9cm13.5×10×4.5in | 32.5×25×12cm13×10×4.5in |
| Laptop | no laptop sleeve | no laptop sleeve |
| Warranty | 5 years | Lifetime |
| Organizer | Yes | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | 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 | 320D ECONYL regenerated nylon Taslon, water resistant 1000mm, PFC-free; 150D recycled polyester lining | bluesign certified 630d High-Tenacity 2x2 ballistic nylon exterior, 200d Halcyon interior (bluesign certified), closed-cell foam back panel |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Pacsafe CX Anti-Theft Convertible Backpack | Tom Bihn Zeitgeist |
|---|---|---|---|
| Air Arabia | Personal item | Too big | Fits |
| United Airlines | 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.