---
url: "https://onebag.travel/compare/gob574fsfm/exped-skyline-25/wnfolw37xn/ortlieb-atrack-st/"
title: "Exped Skyline 25 vs Ortlieb Atrack ST - One Bag Travel"
description: "Exped Skyline 25 vs Ortlieb Atrack ST: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/gob574fsfm/exped-skyline-25/wnfolw37xn/ortlieb-atrack-st/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Exped Skyline 25 vs. Ortlieb Atrack ST

# Exped Skyline 25 vs. Ortlieb Atrack ST

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

## [Exped Skyline 25](https://onebag.travel/carryon/gob574fsfm/exped-skyline-25/)

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

![Front facing view of the Exped Skyline 25](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1623844058/carryons/Exped_Skyline_25_owlwlv.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>25 L</td></tr><tr><td>Weight</td><td>1.03 kg</td></tr><tr><td>Dimensions</td><td>52×26×24 cm</td></tr><tr><td>Airline fit</td><td>40%</td></tr><tr><td>Price</td><td>$159</td></tr></tbody></table>

## Feature by feature

| Exped Skyline 25 | Feature | Ortlieb Atrack ST |
| --- | --- | --- |
| Storage |
| N | Compression | Y |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | Y |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | N |
| 1 | Main Compartments | 1 |
| N | Organizer |  |
| Outside |
| × | Hard Shell | × |
| Y | Rain-fly | N |
| 2 | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>210 D Robic HD Ripstop nylon, PU coated, 1'500 mm water column</td><td>PS33</td></tr></tbody></table>

## [Ortlieb Atrack ST](https://onebag.travel/carryon/wnfolw37xn/ortlieb-atrack-st/)

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

![Front facing view of the Ortlieb Atrack ST](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1630938166/carryons/Atrack_ST_kabren.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>25 L</td></tr><tr><td>Weight</td><td>1.41 kg</td></tr><tr><td>Dimensions</td><td>56×26×25 cm</td></tr><tr><td>Airline fit</td><td>27%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

## Key differences between the Exped Skyline 25 and Ortlieb Atrack ST

-   **Compression straps:** No on the Exped Skyline 25; Yes on the Ortlieb Atrack ST.
-   **Rain cover:** Yes on the Exped Skyline 25; No on the Ortlieb Atrack ST.

Both have: backpack straps, hip belt, sternum strap, water bottle pockets, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 51 accept both. 24 accept only the Exped Skyline 25, and 0 accept only the Ortlieb Atrack ST.

### Only the Exped Skyline 25 fits

Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Caraibes, Air France, Air India, Air Mauritius, All Nipon Airways, ANA, Boliviana de Aviacion, Czech Airlines, Gol Linhas Aereas, Iberia, Indigo, Interjet, Iran Air, Japan Airlines, Jet Airways, Kenya Airways, KLM, LATAM , Peach, Sky Airlines.

## Exped Skyline 25 vs. Ortlieb Atrack ST: which should you pack?

The **Exped Skyline 25** carries the same capacity as the **Ortlieb Atrack ST** (25L vs. 25L), while the **Exped Skyline 25** is the lighter pack at 1.03kg (vs. 1.41kg). For carry-on flexibility, the **Exped Skyline 25** fits 40% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Exped Skyline 25; if you want to travel lighter, the Exped Skyline 25 is the better call.