Aer Carry-On Max vs Béis The Carry-On Roller
The Aer Carry-On Max is 48L and 3.8kg8.4lb; the Béis The Carry-On Roller is 49L and 3.55kg7.8lb. The Béis The Carry-On Roller is 0.25kg0.6lb lighter. The Béis The Carry-On Roller costs $51 less. The Aer Carry-On Max fits the carry-on limit of 2 of 36 major airlines and the Béis The Carry-On Roller fits 0; under the seat, 0 and 0 of 26.
| Spec | Aer Carry-On Max | Béis The Carry-On Roller |
|---|---|---|
| Price | $319 | $268Best |
| Volume | 48L | 49L |
| Expands to | n/a | 61L |
| Weight | 3.8kg8.4lb | 3.55kg7.8lbBest |
| Carry-on compliance | 6%Best | 0% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 57×38×23cm22.5×15×9in | 58×40×25.4cm23×15.5×10in |
| Opening | clamshell (hard shell) | n/a |
| Warranty | Lifetime | n/a |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | No | No |
| 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 | No | No |
| Camera compartment | No | No |
| Bike-ready | No | No |
| Material | Makrolon polycarbonate hard shell, CORDURA re/cor recycled nylon ripstop liner (bluesign approved), YKK RCW zipper, Hinomoto wheels | Polycarbonate shell, polyester lining, PU trim |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Aer Carry-On Max | Béis The Carry-On Roller |
|---|---|---|---|
| Frontier Airlines | Carry-on | Fits | Too big |
| Southwest Airlines | Carry-on | Fits | Too big |
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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.