Tom Bihn
Tom Bihn Aeronaut 45
$355
Best Travel Backpacks · head-to-head
Tom Bihn Aeronaut 45 vs Patagonia Black Hole Pack 32L
A sourced, side-by-side comparison. Patagonia Black Hole Pack 32L is cheaper at $179. Every spec and price links to its source.
Patagonia
Patagonia Black Hole Pack 32L
$179Cheaper
Which is better: the Tom Bihn Aeronaut 45 or Patagonia Black Hole Pack 32L?
The Patagonia Black Hole Pack 32L wins 1 of the 1 specs we compare head to head; the other wins 0. The Patagonia Black Hole Pack 32L is the cheaper at $179. The Patagonia Black Hole Pack 32L both leads on specs and costs less — the straightforward pick.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec |  Tom Bihn Aeronaut 45 |  Patagonia Black Hole Pack 32L |
|---|---|---|
| US price | $355 | $179 |
| Brand | Tom Bihn | Patagonia |
| Released | — | — |
| Capacity liters | 45 | 32 |
| Weight (lb) | 2.94 | 1.79 |
| Laptop size (in) | — | 15 |
| Carry on compliant | Yes | Yes |
| Material | 630D bluesign-certified ballistic nylon exterior, 210D Cerylon nylon ripstop interior, YKK Racquet Coil water-repellent zippers | 300D 100% postconsumer recycled polyester ripstop, recycled TPU-film laminate; 200D recycled polyester PU-coated lining |
| Warranty years | 99 | 99 |
| Dimensions (in) | 21.9 x 14 x 9.1 in | 22 x 10.5 x 6.75 in |
| Release | — | — |
Sources — Tom Bihn Aeronaut 45: tombihn.com (verified 2026-10-20). Patagonia Black Hole Pack 32L: packhacker.com (verified 2026-06-15).
What's the difference between the Tom Bihn Aeronaut 45 and Patagonia Black Hole Pack 32L?
Where the two actually differ on the specs we track (4 of 7). Matching specs are omitted.
- Capacity liters: Tom Bihn Aeronaut 45 45 vs Patagonia Black Hole Pack 32L 32
- Weight (lb): Tom Bihn Aeronaut 45 2.94 vs Patagonia Black Hole Pack 32L 1.79
- Material: Tom Bihn Aeronaut 45 630D bluesign-certified ballistic nylon exterior, 210D Cerylon nylon ripstop interior, YKK Racquet Coil water-repellent zippers vs Patagonia Black Hole Pack 32L 300D 100% postconsumer recycled polyester ripstop, recycled TPU-film laminate; 200D recycled polyester PU-coated lining
- Dimensions (in): Tom Bihn Aeronaut 45 21.9 x 14 x 9.1 in vs Patagonia Black Hole Pack 32L 22 x 10.5 x 6.75 in