---
url: "https://onebag.travel/compare/3rsi88nxp2/swissgear-voyager-usb-21-5-travel-laptop-backpack/m519mfyqi6/red-oxx-sky-train-convertible-backpack/"
title: "SwissGear Voyager USB 21.5" Travel Laptop Backpack vs Red Oxx Sky Train Convertible Backpack"
description: "SwissGear Voyager USB 21.5" Travel Laptop Backpack vs Red Oxx Sky Train Convertible Backpack: capacity, weight, dimensions and how many airlines accept…"
source: "https://onebag.travel/compare/3rsi88nxp2/swissgear-voyager-usb-21-5-travel-laptop-backpack/m519mfyqi6/red-oxx-sky-train-convertible-backpack/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  SwissGear Voyager USB 21.5" Travel Laptop Backpack vs. Red Oxx Sky Train Convertible Backpack

# SwissGear Voyager USB 21.5" Travel Laptop Backpack vs. Red Oxx Sky Train Convertible Backpack

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

## [SwissGear Voyager USB 21.5" Travel Laptop Backpack](https://onebag.travel/carryon/3rsi88nxp2/swissgear-voyager-usb-21-5-travel-laptop-backpack/)

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

![Front facing view of the SwissGear Voyager USB 21.5" Travel Laptop Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990711/carryons/swissgear-voyager-usb-21-5-travel-laptop-backpack-3rsi88nxp2.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>44 L</td></tr><tr><td>Weight</td><td>1.2 kg</td></tr><tr><td>Dimensions</td><td>55×32×24 cm</td></tr><tr><td>Airline fit</td><td>39%</td></tr><tr><td>Price</td><td>$100</td></tr></tbody></table>

## Feature by feature

| SwissGear Voyager USB 21.5" Travel Laptop Backpack | Feature | Red Oxx Sky Train Convertible Backpack |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 0 |
| top | Passport | side |
| N | Passthrough | N |
| Carry |
| hideable | Backpack | hideable |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 17in | Laptop | 15in |
| 4 | Main Compartments | 4 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | N |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Polyester</td><td>1000 weight urethane coated, Dupont certified CORDURA® Brand Nylon</td></tr></tbody></table>

## [Red Oxx Sky Train Convertible Backpack](https://onebag.travel/carryon/m519mfyqi6/red-oxx-sky-train-convertible-backpack/)

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

![Front facing view of the Red Oxx Sky Train Convertible Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990548/carryons/red-oxx-sky-train-convertible-backpack-m519mfyqi6.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>38 L</td></tr><tr><td>Weight</td><td>1.8 kg</td></tr><tr><td>Dimensions</td><td>51×33×23 cm</td></tr><tr><td>Airline fit</td><td>71%</td></tr><tr><td>Price</td><td>$400</td></tr></tbody></table>

## Key differences between the SwissGear Voyager USB 21.5" Travel Laptop Backpack and Red Oxx Sky Train Convertible Backpack

-   **Opening:** Clamshell on the SwissGear Voyager USB 21.5" Travel Laptop Backpack; Other on the Red Oxx Sky Train Convertible Backpack.
-   **Passport pocket:** Top on the SwissGear Voyager USB 21.5" Travel Laptop Backpack; Side on the Red Oxx Sky Train Convertible Backpack.
-   **Laptop sleeve:** 17in on the SwissGear Voyager USB 21.5" Travel Laptop Backpack; 15in on the Red Oxx Sky Train Convertible Backpack.
-   **Water bottle pockets:** 2, side on the SwissGear Voyager USB 21.5" Travel Laptop Backpack; No on the Red Oxx Sky Train Convertible Backpack.

Both have: backpack straps, sternum strap, built-in organizer, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 74 accept both. 0 accept only the SwissGear Voyager USB 21.5" Travel Laptop Backpack, and 60 accept only the Red Oxx Sky Train Convertible Backpack.

### Only the Red Oxx Sky Train Convertible Backpack fits

Air Asia, Air Canada, Air Macau, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Delta Airlines, Dragonair, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Flair Air, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Norwegian, Oman Air, Porter Airlines, Qantas Airways, Republic Airways, Royal Jordanian, SAS Scandinavian, Scoot, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Tiger Airways, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic, WestJet.

## SwissGear Voyager USB 21.5" Travel Laptop Backpack vs. Red Oxx Sky Train Convertible Backpack: which should you pack?

The **SwissGear Voyager USB 21.5" Travel Laptop Backpack** carries 6L more than the **Red Oxx Sky Train Convertible Backpack** (44L vs. 38L), while the **SwissGear Voyager USB 21.5" Travel Laptop Backpack** is the lighter pack at 1.2kg (vs. 1.8kg). For carry-on flexibility, the **Red Oxx Sky Train Convertible Backpack** fits 71% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the SwissGear Voyager USB 21.5" Travel Laptop Backpack; if you want to travel lighter, the SwissGear Voyager USB 21.5" Travel Laptop Backpack is the better call.