---
url: "https://onebag.travel/compare/m519mfyqi6/red-oxx-sky-train-convertible-backpack/mv2vdf4mvl/hynes-eagle-42l-travel-backpack-anti-theft-carry-on-backpack/"
title: "Red Oxx Sky Train Convertible Backpack vs Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack"
description: "Red Oxx Sky Train Convertible Backpack vs Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack: capacity, weight, dimensions and how many airlines…"
source: "https://onebag.travel/compare/m519mfyqi6/red-oxx-sky-train-convertible-backpack/mv2vdf4mvl/hynes-eagle-42l-travel-backpack-anti-theft-carry-on-backpack/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Red Oxx Sky Train Convertible Backpack vs. Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack

# Red Oxx Sky Train Convertible Backpack vs. Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack

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

## [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>

## Feature by feature

| Red Oxx Sky Train Convertible Backpack | Feature | Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 1 |
| side | Passport | Y |
| N | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 15in | Laptop | 15in |
| 4 | Main Compartments | 3 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | N |
| Y | Water Resistant | Y |

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

## [Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack](https://onebag.travel/carryon/mv2vdf4mvl/hynes-eagle-42l-travel-backpack-anti-theft-carry-on-backpack/)

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

![Front facing view of the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1626151658/carryons/Hynes_Eagle_42L_Travel_Backpck_Anti_Theft_Carry_on_Backpack_qwgwn3.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>42 L</td></tr><tr><td>Weight</td><td>1.65 kg</td></tr><tr><td>Dimensions</td><td>54×35×23 cm</td></tr><tr><td>Airline fit</td><td>69%</td></tr><tr><td>Price</td><td>$68</td></tr></tbody></table>

## Key differences between the Red Oxx Sky Train Convertible Backpack and Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack

-   **Opening:** Other on the Red Oxx Sky Train Convertible Backpack; Clamshell on the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack.
-   **Passport pocket:** Side on the Red Oxx Sky Train Convertible Backpack; Yes on the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack.
-   **Luggage passthrough:** No on the Red Oxx Sky Train Convertible Backpack; Yes on the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack.
-   **Main compartments:** 4 on the Red Oxx Sky Train Convertible Backpack; 3 on the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack.

Both have: backpack straps, sternum strap, laptop sleeve, 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. 130 accept both. 4 accept only the Red Oxx Sky Train Convertible Backpack, and 0 accept only the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack.

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

Cayman Airways, Oman Air, Royal Jordanian, WestJet.

## Red Oxx Sky Train Convertible Backpack vs. Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack: which should you pack?

The **Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack** carries 4L more than the **Red Oxx Sky Train Convertible Backpack** (38L vs. 42L), while the **Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack** is the lighter pack at 1.65kg (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 Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack; if you want to travel lighter, the Hynes Eagle 42L Travel Backpack Anti Theft Carry on Backpack is the better call.