Peak Design
Peak Design Travel Backpack 45L
$299.95Cheaper
Released 2018
Best Travel Backpacks · head-to-head
Peak Design Travel Backpack 45L vs Tom Bihn Aeronaut 45
A sourced, side-by-side comparison. Peak Design Travel Backpack 45L is cheaper at $299.95. Every spec and price links to its source.
Tom Bihn
Tom Bihn Aeronaut 45
$355
Which is better: the Peak Design Travel Backpack 45L or Tom Bihn Aeronaut 45?
The Tom Bihn Aeronaut 45 wins 1 of the 1 specs we compare head to head; the other wins 0. The Peak Design Travel Backpack 45L is the cheaper at $299.95. Get the Tom Bihn Aeronaut 45 for the stronger spec sheet, the Peak Design Travel Backpack 45L to spend less.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Peak Design Travel Backpack 45L | Tom Bihn Aeronaut 45 |
|---|---|---|
| US price | $299.95 MSRP, V2 (BTR-45-BK-2), Black | $355 |
| Brand | Peak Design | Tom Bihn |
| Released | 2018 | — |
| Capacity liters | 45 | 45 |
| Weight (lb) | 4.55 | 2.94 |
| Laptop size (in) | 16 | — |
| Carry on compliant | Yes | Yes |
| Material | 400D recycled nylon canvas, 900D nylon bottom, DWR-coated polyurethane liner | 630D bluesign-certified ballistic nylon exterior, 210D Cerylon nylon ripstop interior, YKK Racquet Coil water-repellent zippers |
| Warranty years | 99 | 99 |
| Dimensions (in) | 22 x 13 x 9.5 in | 21.9 x 14 x 9.1 in |
| Release | 2018 | — |
Sources — Peak Design Travel Backpack 45L: peakdesign.com (verified 2026-06-15). Tom Bihn Aeronaut 45: tombihn.com (verified 2026-09-21).
What's the difference between the Peak Design Travel Backpack 45L and Tom Bihn Aeronaut 45?
Where the two actually differ on the specs we track (3 of 7). Matching specs are omitted.
- Weight (lb): Peak Design Travel Backpack 45L 4.55 vs Tom Bihn Aeronaut 45 2.94
- Material: Peak Design Travel Backpack 45L 400D recycled nylon canvas, 900D nylon bottom, DWR-coated polyurethane liner vs Tom Bihn Aeronaut 45 630D bluesign-certified ballistic nylon exterior, 210D Cerylon nylon ripstop interior, YKK Racquet Coil water-repellent zippers
- Dimensions (in): Peak Design Travel Backpack 45L 22 x 13 x 9.5 in vs Tom Bihn Aeronaut 45 21.9 x 14 x 9.1 in