---
url: "https://onebag.travel/compare/e6sa9fxy4t/opposethis-invisible-two-2020/omhxghv52b/stm-kings/"
title: "OPPOSETHIS Invisible Two - 2020 vs STM Kings"
description: "OPPOSETHIS Invisible Two - 2020 vs STM Kings: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/e6sa9fxy4t/opposethis-invisible-two-2020/omhxghv52b/stm-kings/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  OPPOSETHIS Invisible Two - 2020 vs. STM Kings

# OPPOSETHIS Invisible Two - 2020 vs. STM Kings

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

## [OPPOSETHIS Invisible Two - 2020](https://onebag.travel/carryon/e6sa9fxy4t/opposethis-invisible-two-2020/)

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

![Front facing view of the OPPOSETHIS Invisible Two - 2020](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1630895962/carryons/OPPOSETHIS_Invisible_Two_lboiuf.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>23 L</td></tr><tr><td>Weight</td><td>0.9 kg</td></tr><tr><td>Dimensions</td><td>49×30×16 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr><tr><td>Price</td><td>$208</td></tr></tbody></table>

## Feature by feature

| OPPOSETHIS Invisible Two - 2020 | Feature | STM Kings |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| N | Sternum Strap | N |
| Inside |
| 16in | Laptop | 15in |
| 1 | Main Compartments | 2 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>800x600D lightweight waterproof nylon-polyester blend</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 OPPOSETHIS Invisible Two - 2020 and STM Kings

-   **Laptop sleeve:** 16in on the OPPOSETHIS Invisible Two - 2020; 15in on the STM Kings.
-   **Main compartments:** 1 on the OPPOSETHIS Invisible Two - 2020; 2 on the STM Kings.
-   **Water bottle pockets:** 1 on the OPPOSETHIS Invisible Two - 2020; 2 on the STM Kings.

Both have: backpack straps, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 173 accept both. 0 accept only the OPPOSETHIS Invisible Two - 2020, and 2 accept only the STM Kings.

### Only the STM Kings fits

Regional Express, Virgin Australia.

## OPPOSETHIS Invisible Two - 2020 vs. STM Kings: which should you pack?

The **OPPOSETHIS Invisible Two - 2020** carries 1L more than the **STM Kings** (23L vs. 22L), while the **OPPOSETHIS Invisible Two - 2020** is the lighter pack at 0.9kg (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 OPPOSETHIS Invisible Two - 2020; if you want to travel lighter, the OPPOSETHIS Invisible Two - 2020 is the better call.