Delsey Paris Brochant 3 Underseater Travel Backpack 24L vs Patagonia Atom Daypack 24L
The Delsey Paris Brochant 3 Underseater Travel Backpack 24L is 24L and 0.63kg1.4lb; the Patagonia Atom Daypack 24L is 24L and 0.6kg1.3lb. The Patagonia Atom Daypack 24L is 0.03kg0.1lb lighter. The Delsey Paris Brochant 3 Underseater Travel Backpack 24L fits the carry-on limit of 36 of 36 major airlines and the Patagonia Atom Daypack 24L fits 36; under the seat, 13 and 8 of 26.
| Spec | Delsey Paris Brochant 3 Underseater Travel Backpack 24L | Patagonia Atom Daypack 24L |
|---|---|---|
| Price | n/a | $109 |
| Volume | 24L | 24L |
| Weight | 0.63kg1.4lb | 0.6kg1.3lbBest |
| Carry-on compliance | 100% | 100% |
| Personal-item compliance | 50%Best | 31% |
| Dimensions | 40×30×20cm15.5×12×8in | 40.6×30.5×17.8cm16×12×7in |
| Laptop | n/a | 13" |
| Bottle pockets | n/a | 2 |
| Opening | Clamshell, Full zip opening | n/a |
| Warranty | n/a | Lifetime |
| Torso length | n/a | 38.1cm (15in) |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | Yes |
| 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 |
| Bike-ready | No | No |
| Material | Recycled polyester | 7.3-oz 400-denier 100% postconsumer recycled polyester ripstop with PU coating and PFAS-free DWR, 200-denier recycled polyester lining |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Delsey Paris Brochant 3 Underseater Travel Backpack 24L | Patagonia Atom Daypack 24L |
|---|---|---|---|
| ANA (All Nippon Airways) | Personal item | Fits | Too big |
| Norwegian Air Shuttle | Personal item | Fits | Too big |
| Ryanair | Personal item | Fits | Too big |
| Vueling | Personal item | Fits | Too big |
| Wizz Air | Personal item | Fits | Too big |
Add more bags to this comparison
Specs come from each brand's own product page. Fit uses listed dimensions in any orientation. How we score carry-on fit.