---
url: "https://onebag.travel/compare/7h6n8fumu7/wave-booster-rolltop-backpack/omhxghv52b/stm-kings/"
title: "Wave Booster Rolltop Backpack vs STM Kings - One Bag Travel"
description: "Wave Booster Rolltop Backpack vs STM Kings: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/7h6n8fumu7/wave-booster-rolltop-backpack/omhxghv52b/stm-kings/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Wave Booster Rolltop Backpack vs. STM Kings

# Wave Booster Rolltop Backpack vs. STM Kings

Two carry-on travel backpacks, compared spec for spec.

## [Wave Booster Rolltop Backpack](https://onebag.travel/carryon/7h6n8fumu7/wave-booster-rolltop-backpack/)

by [Wave](https://onebag.travel/carryons/?brands=Wave)

![Front facing view of the Wave Booster Rolltop Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990462/carryons/wave-booster-rolltop-backpack-7h6n8fumu7.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>35 L</td></tr><tr><td>Weight</td><td>0.8 kg</td></tr><tr><td>Dimensions</td><td>51×31×20 cm</td></tr><tr><td>Airline fit</td><td>89%</td></tr><tr><td>Price</td><td>$150</td></tr></tbody></table>

## Feature by feature

| Wave Booster Rolltop Backpack | Feature | STM Kings |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 2 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | N |
| Inside |
| 15in | Laptop | 15in |
| 2 | Main Compartments | 2 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Cordura 420D Packcloth</td><td>100% polyester</td></tr></tbody></table>

## [STM Kings](https://onebag.travel/carryon/omhxghv52b/stm-kings/)

by [Stm](https://onebag.travel/carryons/?brands=Stm)

![Front facing view of the STM Kings](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1634094258/carryons/STM_Kings_ckyugd.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>22 L</td></tr><tr><td>Weight</td><td>0.95 kg</td></tr><tr><td>Dimensions</td><td>47.5×30×17 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$150</td></tr></tbody></table>

## Key differences between the Wave Booster Rolltop Backpack and STM Kings

-   **Opening:** Rolltop on the Wave Booster Rolltop Backpack; Top zip on the STM Kings.
-   **Sternum strap:** Removable on the Wave Booster Rolltop Backpack; No on the STM Kings.
-   **Water bottle pockets:** 2, side on the Wave Booster Rolltop Backpack; 2 on the STM Kings.

Both have: backpack straps, laptop sleeve, water resistant.

## Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 169 accept both. 0 accept only the Wave Booster Rolltop Backpack, and 6 accept only the STM Kings.

### Only the STM Kings fits

Air Niugini, Belavia, Etihad Airways, Qatar Airways, Regional Express, Virgin Australia.

## Wave Booster Rolltop Backpack vs. STM Kings: which should you pack?

The **Wave Booster Rolltop Backpack** carries 13L more than the **STM Kings** (35L vs. 22L), while the **Wave Booster Rolltop Backpack** is the lighter pack at 0.8kg (vs. 0.95kg). For carry-on flexibility, the **STM Kings** fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Wave Booster Rolltop Backpack; if you want to travel lighter, the Wave Booster Rolltop Backpack is the better call.