---
url: "https://onebag.travel/compare/eo06ykjj5l/cotopaxi-allpa-26/jnip5or0b7/osprey-aoede-airspeed-backpack/"
title: "Cotopaxi Allpa 26 vs Osprey Aoede Airspeed Backpack"
description: "Cotopaxi Allpa 26 vs Osprey Aoede Airspeed Backpack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/eo06ykjj5l/cotopaxi-allpa-26/jnip5or0b7/osprey-aoede-airspeed-backpack/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Cotopaxi Allpa 26 vs. Osprey Aoede Airspeed Backpack

# Cotopaxi Allpa 26 vs. Osprey Aoede Airspeed Backpack

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

## [Cotopaxi Allpa 26](https://onebag.travel/carryon/eo06ykjj5l/cotopaxi-allpa-26/)

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

![Front facing view of the Cotopaxi Allpa 26](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990348/carryons/cotopaxi-allpa-26-eo06ykjj5l.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>0.9 kg</td></tr><tr><td>Dimensions</td><td>52×33×23 cm</td></tr><tr><td>Airline fit</td><td>70%</td></tr><tr><td>Price</td><td>$145</td></tr></tbody></table>

## Feature by feature

| Cotopaxi Allpa 26 | Feature | Osprey Aoede Airspeed Backpack |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| front | Passport | front |
| Y | Passthrough | Y |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| Y | Sternum Strap | N |
| Inside |
| 16in | Laptop | 16in |
| 4 | Main Compartments | 5 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| N | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>100% recycled polyester 450D TPU</td><td>840D ballistic polyester, DWR treatment</td></tr></tbody></table>

## [Osprey Aoede Airspeed Backpack](https://onebag.travel/carryon/jnip5or0b7/osprey-aoede-airspeed-backpack/)

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

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>21 L</td></tr><tr><td>Weight</td><td>1.1 kg</td></tr><tr><td>Dimensions</td><td>47×29×23 cm</td></tr><tr><td>Airline fit</td><td>73%</td></tr><tr><td>Price</td><td>$140</td></tr></tbody></table>

## Key differences between the Cotopaxi Allpa 26 and Osprey Aoede Airspeed Backpack

-   **Sternum strap:** Yes on the Cotopaxi Allpa 26; No on the Osprey Aoede Airspeed Backpack.
-   **Main compartments:** 4 on the Cotopaxi Allpa 26; 5 on the Osprey Aoede Airspeed Backpack.
-   **Water resistant:** No on the Cotopaxi Allpa 26; Yes on the Osprey Aoede Airspeed Backpack.

Both have: passport pocket, luggage passthrough, backpack straps, laptop sleeve, built-in organizer, 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. 132 accept both. 0 accept only the Cotopaxi Allpa 26, and 6 accept only the Osprey Aoede Airspeed Backpack.

### Only the Osprey Aoede Airspeed Backpack fits

Etihad Airways, Oman Air, Qatar Airways, Regional Express, Royal Jordanian, Virgin Australia.

## Cotopaxi Allpa 26 vs. Osprey Aoede Airspeed Backpack: which should you pack?

The **Cotopaxi Allpa 26** carries 5L more than the **Osprey Aoede Airspeed Backpack** (26L vs. 21L), while the **Cotopaxi Allpa 26** is the lighter pack at 0.9kg (vs. 1.1kg). For carry-on flexibility, the **Osprey Aoede Airspeed Backpack** fits 73% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Cotopaxi Allpa 26; if you want to travel lighter, the Cotopaxi Allpa 26 is the better call.