Baboon to the Moon Go-Bag Roller Small 35L vs Zero Halliburton ZRP-W2s Carry-On 33L
The Baboon to the Moon Go-Bag Roller Small 35L is 35L and 3.55kg7.8lb; the Zero Halliburton ZRP-W2s Carry-On 33L is 33L and 3.49kg7.7lb. The Zero Halliburton ZRP-W2s Carry-On 33L is 0.06kg0.1lb lighter. The Baboon to the Moon Go-Bag Roller Small 35L costs $161 less. The Baboon to the Moon Go-Bag Roller Small 35L fits the carry-on limit of 15 of 36 major airlines and the Zero Halliburton ZRP-W2s Carry-On 33L fits 8; under the seat, 0 and 0 of 26.
| Spec | Baboon to the Moon Go-Bag Roller Small 35L | Zero Halliburton ZRP-W2s Carry-On 33L |
|---|---|---|
| Price | $289Best | $450 |
| Volume | 35L | 33L |
| Weight | 3.55kg7.8lb | 3.49kg7.7lbBest |
| Carry-on compliance | 42%Best | 22% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 56×35×22cm22×14×8.5in | 54×37×24cm21.5×14.5×9.5in |
| Laptop | sleeve, size not published | 15.6" |
| Warranty | Lifetime | 10 years |
| Organizer | No | No |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | 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 |
| Material | TPU fabric with recycled poly ripstop lining; Black in non-phthalate PVC tarpaulin | Polycarbonate |
| Last checked | 2026-10 | 2026-10 |
Where their airline fit differs
| Airline | Limit | Baboon to the Moon Go-Bag Roller Small 35L | Zero Halliburton ZRP-W2s Carry-On 33L |
|---|---|---|---|
| AirAsia | Carry-on | Fits | Too big |
| Alaska Airlines | Carry-on | Fits | Too big |
| Allegiant Air | Carry-on | Too big | Fits |
| American Airlines | Carry-on | Fits | Too big |
| ANA (All Nippon Airways) | Carry-on | Too big | Fits |
| Cebu Pacific | Carry-on | Fits | Too big |
| Delta Air Lines | Carry-on | Fits | Too big |
| JetBlue Airways | Carry-on | Fits | Too big |
| Qantas | Carry-on | Fits | Too big |
| United Airlines | Carry-on | Fits | Too big |
| Vietjet Air | Carry-on | Fits | Too big |
| Volaris | Carry-on | Too big | Fits |
| WestJet | 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.