---
url: "https://onebag.travel/compare/lbjijfpr83/waymark-dark-sky/lgggqva3tj/aer-duffel-pack-2/"
title: "Waymark Dark Sky vs Aer Duffel Pack 2 - One Bag Travel"
description: "Waymark Dark Sky vs Aer Duffel Pack 2: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/lbjijfpr83/waymark-dark-sky/lgggqva3tj/aer-duffel-pack-2/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Waymark Dark Sky vs. Aer Duffel Pack 2

# Waymark Dark Sky vs. Aer Duffel Pack 2

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

## [Waymark Dark Sky](https://onebag.travel/carryon/lbjijfpr83/waymark-dark-sky/)

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

![Front facing view of the Waymark Dark Sky](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990462/carryons/waymark-dark-sky-lbjijfpr83.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>16 L</td></tr><tr><td>Weight</td><td>0.4 kg</td></tr><tr><td>Dimensions</td><td>41×27×14 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$115</td></tr></tbody></table>

## Feature by feature

| Waymark Dark Sky | Feature | Aer Duffel Pack 2 |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | 15in |
| 2 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 1 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Recycled RBC350 Ripstop Polyester, RBC600, RBC200 fabrics</td><td>900D eco-dyed polyester exterior</td></tr></tbody></table>

## [Aer Duffel Pack 2](https://onebag.travel/carryon/lgggqva3tj/aer-duffel-pack-2/)

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

![Front facing view of the Aer Duffel Pack 2](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1618225092/carryons/Aer_Duffel_Pack_2_wphfg9.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>24.6 L</td></tr><tr><td>Weight</td><td>1.1 kg</td></tr><tr><td>Dimensions</td><td>55×30×20 cm</td></tr><tr><td>Airline fit</td><td>86%</td></tr><tr><td>Price</td><td>$136</td></tr></tbody></table>

## Key differences between the Waymark Dark Sky and Aer Duffel Pack 2

-   **Laptop sleeve:** No on the Waymark Dark Sky; 15in on the Aer Duffel Pack 2.
-   **Main compartments:** 2 on the Waymark Dark Sky; 3 on the Aer Duffel Pack 2.
-   **Water bottle pockets:** 2, side on the Waymark Dark Sky; 1 on the Aer Duffel Pack 2.

Both have: backpack straps, sternum strap, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 163 accept both. 18 accept only the Waymark Dark Sky, and 0 accept only the Aer Duffel Pack 2.

### Only the Waymark Dark Sky fits

Air Niugini, Air Tahiti, American Eagle, Belavia, easyJet, Etihad Airways, Great Lakes Airlines, Gulf Air, Liat Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Scoot, Tiger Airways, Virgin Australia, WestJet.

## Waymark Dark Sky vs. Aer Duffel Pack 2: which should you pack?

The **Aer Duffel Pack 2** carries 8.600000000000001L more than the **Waymark Dark Sky** (16L vs. 24.6L), while the **Waymark Dark Sky** is the lighter pack at 0.4kg (vs. 1.1kg). For carry-on flexibility, the **Waymark Dark Sky** fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Aer Duffel Pack 2; if you want to travel lighter, the Waymark Dark Sky is the better call.