Lo & Sons Beacon vs Rains Book Daypack
The Lo & Sons Beacon is 10.8L and 0.73kg1.6lb; the Rains Book Daypack is 10.5L and 0.73kg1.6lb. They weigh the same. The Rains Book Daypack costs $48 less. The Lo & Sons Beacon fits the carry-on limit of 36 of 36 major airlines and the Rains Book Daypack fits 36; under the seat, 20 and 22 of 26.
| Spec | Lo & Sons Beacon | Rains Book Daypack |
|---|---|---|
| Price | $198 | $150Best |
| Volume | 10.8L | 10.5L |
| Weight | 0.73kg1.6lb | 0.73kg1.6lb |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 77% | 85%Best |
| Dimensions | 35.6×26.7×11.4cm14×10.5×4.5in | 40×27×10cm15.5×10.5×4in |
| Laptop | 13" | 15"Best |
| Compartments | n/a | 1 |
| Opening | n/a | coated zip closure |
| Warranty | 1 year | 2 years |
| Organizer | Yes | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | Yes |
| 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 | Yes | No |
| Camera compartment | No | No |
| Material | Water-resistant fine-weave nylon (recycled nylon and 50% recycled poly), nappa leather accents, jacquard lining | Rains signature waterproof PU-coated polyester (100% PES), 8,000 mm water column |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Lo & Sons Beacon | Rains Book Daypack |
|---|---|---|---|
| AirAsia | Personal item | Too big | Fits |
| Singapore 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.