Lowepro Flipside BP 300 AW III vs Think Tank Walker Pro 16L
The Lowepro Flipside BP 300 AW III is 17L and 1.4kg3.1lb; the Think Tank Walker Pro 16L is 16L and 1.43kg3.2lb. The Lowepro Flipside BP 300 AW III is 0.03kg0.1lb lighter. The Lowepro Flipside BP 300 AW III costs $40.75 less. The Lowepro Flipside BP 300 AW III fits the carry-on limit of 32 of 36 major airlines and the Think Tank Walker Pro 16L fits 36; under the seat, 0 and 7 of 26.
| Spec | Lowepro Flipside BP 300 AW III | Think Tank Walker Pro 16L |
|---|---|---|
| Price | $189Best | $229.75 |
| Volume | 17L | 16L |
| Weight | 1.4kg3.1lbBest | 1.43kg3.2lb |
| Carry-on compliance | 89% | 100%Best |
| Personal-item compliance | 0% | 27%Best |
| Dimensions | 46×31×22cm18×12×8.5in | 45×29.8×19.7cm17.5×11.5×8in |
| Laptop | 13" | 14"Best |
| Bottle pockets | 2 | 2 |
| Opening | Panel access, back panel + side access | Panel access, front panel |
| Warranty | n/a | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | No |
| Water-resistant | Yes | No |
| Rain cover | Yes | Yes |
| MOLLE | No | No |
| Hip belt | No | Removable |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | Yes |
| Camera compartment | Yes | Yes |
| Material | 600D polyester, 600D polyester ripstop | Ballistic and ripstop nylon |
| Last checked | 2026-09 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Lowepro Flipside BP 300 AW III | Think Tank Walker Pro 16L |
|---|---|---|---|
| Air Arabia | Carry-on | Too big | Fits |
| Air India | Carry-on | Too big | Fits |
| Allegiant Air | Personal item | Too big | Fits |
| American Airlines | Personal item | Too big | Fits |
| British Airways | Personal item | Too big | Fits |
| easyJet | Personal item | Too big | Fits |
| Frontier Airlines | Personal item | Too big | Fits |
| LATAM Airlines | Personal item | Too big | Fits |
| Ryanair | Carry-on | Too big | Fits |
| Volaris | Personal item | Too big | Fits |
| Vueling | Carry-on | Too big | Fits |
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.