# Travel Pack 3 vs Aeronaut 45: specs and price compared

A sourced, side-by-side comparison of the Travel Pack 3 (Aer) and Aeronaut 45 (Tom Bihn) among travel backpacks. Travel Pack 3 is the cheaper of the two at $249.

## Side by side

| Spec | Travel Pack 3 | Aeronaut 45 |
| --- | --- | --- |
| US price | $249 | $355 |
| Brand | Aer | Tom Bihn |
| Capacity liters | 35 | 45 |
| Weight (lb) | 4.12 | 2.94 |
| Laptop size (in) | 16 | — |
| Carry on compliant | Yes | Yes |
| Material | 1680D Cordura ballistic nylon (bluesign approved), YKK zippers, Duraflex hardware | 630D bluesign-certified ballistic nylon exterior, 210D Cerylon nylon ripstop interior, YKK Racquet Coil water-repellent zippers |
| Warranty years | 99 | 99 |
| Dimensions (in) | 21.5 x 13 x 9 in | 21.9 x 14 x 9.1 in |

## Key differences

- Capacity liters: Travel Pack 3 35 vs Aeronaut 45 45
- Weight (lb): Travel Pack 3 4.12 vs Aeronaut 45 2.94
- Material: Travel Pack 3 1680D Cordura ballistic nylon (bluesign approved), YKK zippers, Duraflex hardware vs Aeronaut 45 630D bluesign-certified ballistic nylon exterior, 210D Cerylon nylon ripstop interior, YKK Racquet Coil water-repellent zippers
- Dimensions (in): Travel Pack 3 21.5 x 13 x 9 in vs Aeronaut 45 21.9 x 14 x 9.1 in

## Sources

- Travel Pack 3: https://aersf.com/products/travel-pack-3 (aersf.com, verified 2026-06-15)
- Aeronaut 45: https://www.tombihn.com/products/aeronaut-45 (tombihn.com, verified 2026-06-15)

Canonical: https://frontdeskreview.com/gear/travel-backpacks/aer-travel-pack-3-vs-tom-bihn-aeronaut-45/
Cite: Per The Front Desk Review, Travel Pack 3 ($249) vs Aeronaut 45 ($355) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/travel-backpacks/aer-travel-pack-3-vs-tom-bihn-aeronaut-45/
License: CC BY 4.0.