---
url: "https://onebag.travel/compare/6t08v85u8f/stm-dux-backpack/mw9yj79utw/pacsafe-citysafe-cx-econyl-anti-theft-backpack-tote/"
title: "STM Dux Backpack vs Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote"
description: "STM Dux Backpack vs Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by…"
source: "https://onebag.travel/compare/6t08v85u8f/stm-dux-backpack/mw9yj79utw/pacsafe-citysafe-cx-econyl-anti-theft-backpack-tote/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  STM Dux Backpack vs. Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote

# STM Dux Backpack vs. Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote

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

## [STM Dux Backpack](https://onebag.travel/carryon/6t08v85u8f/stm-dux-backpack/)

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

![Front facing view of the STM Dux Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1634036111/carryons/STM_Dux_Backpack_qt0qrl.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>30 L</td></tr><tr><td>Weight</td><td>1.78 kg</td></tr><tr><td>Dimensions</td><td>50.8×33×24.1 cm</td></tr><tr><td>Airline fit</td><td>39%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

## Feature by feature

| STM Dux Backpack | Feature | Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| Y | Passport | Y |
|  | Passthrough | Y |
| Carry |
| Y | Backpack | hideable |
| N | Hip Belt | N |
| Y | Sternum Strap | N |
| Inside |
| 15in | Laptop | 12in |
| 1 | Main Compartments | 1 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2 | Water Bottle Holder | 2 |
| Y | Water Resistant |  |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>500D x 750D Polyester</td><td>320D ECONYL® regenerated nylon Taslon, 150D Recycled polyester</td></tr></tbody></table>

## [Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote](https://onebag.travel/carryon/mw9yj79utw/pacsafe-citysafe-cx-econyl-anti-theft-backpack-tote/)

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

![Front facing view of the Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1632446116/carryons/Pacsafe_Citysafe_CX_ECONYL_Anti-Theft_Backpack_Tote_yroqc2.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>26 L</td></tr><tr><td>Weight</td><td>0.85 kg</td></tr><tr><td>Dimensions</td><td>45×42×14 cm</td></tr><tr><td>Airline fit</td><td>25%</td></tr><tr><td>Price</td><td>$150</td></tr></tbody></table>

## Key differences between the STM Dux Backpack and Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote

-   **Backpack straps:** Yes on the STM Dux Backpack; Hideable on the Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote.
-   **Sternum strap:** Yes on the STM Dux Backpack; No on the Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote.
-   **Laptop sleeve:** 15in on the STM Dux Backpack; 12in on the Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote.

Both have: passport pocket, water bottle pockets.

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

We checked both bags against the carry-on size limits of 189 airlines. 47 accept both. 26 accept only the STM Dux Backpack, and 0 accept only the Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote.

### Only the STM Dux Backpack fits

Aeroflot, Aerolineas Argentinas, Aeromexico, Air France, Air India, Air Mauritius, All Nipon Airways, ANA, Boliviana de Aviacion, Conviasa, Copa Airlines, Frontier Airlines, Gol Linhas Aereas, Indigo, Interjet, Japan Airlines, Jet Airways, Kenya Airways, KLM, LATAM , Middle East Airlines, Monarch Airlines, Peach, Sky Airlines, Southwest Airlines, Sun Country.

## STM Dux Backpack vs. Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote: which should you pack?

The **STM Dux Backpack** carries 4L more than the **Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote** (30L vs. 26L), while the **Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote** is the lighter pack at 0.85kg (vs. 1.78kg). For carry-on flexibility, the **STM Dux Backpack** fits 39% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the STM Dux Backpack; if you want to travel lighter, the Pacsafe Citysafe CX ECONYL Anti-Theft Backpack Tote is the better call.