---
url: "https://onebag.travel/compare/6aq1z1vjan/deuter-aviant-carry-on-pro-36-sl/fjlyur632m/cotopaxi-allpa-travel-pack-42l-del-dia/"
title: "Deuter Aviant Carry On Pro 36 SL vs Cotopaxi Allpa Travel Pack 42L Del Día"
description: "Deuter Aviant Carry On Pro 36 SL vs Cotopaxi Allpa Travel Pack 42L Del Día: capacity, weight, dimensions and how many airlines accept each as a carry-on, side…"
source: "https://onebag.travel/compare/6aq1z1vjan/deuter-aviant-carry-on-pro-36-sl/fjlyur632m/cotopaxi-allpa-travel-pack-42l-del-dia/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Deuter Aviant Carry On Pro 36 SL vs. Cotopaxi Allpa Travel Pack 42L Del Día

# Deuter Aviant Carry On Pro 36 SL vs. Cotopaxi Allpa Travel Pack 42L Del Día

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

## [Deuter Aviant Carry On Pro 36 SL](https://onebag.travel/carryon/6aq1z1vjan/deuter-aviant-carry-on-pro-36-sl/)

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

![Front facing view of the Deuter Aviant Carry On Pro 36 SL](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621817878/carryons/Deuter_Aviant_Carry_On_Pro_36_SL_qlqmbx.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>36 L</td></tr><tr><td>Weight</td><td>1.34 kg</td></tr><tr><td>Dimensions</td><td>55×34×23 cm</td></tr><tr><td>Airline fit</td><td>68%</td></tr><tr><td>Price</td><td>$128</td></tr></tbody></table>

## Feature by feature

| Deuter Aviant Carry On Pro 36 SL | Feature | Cotopaxi Allpa Travel Pack 42L Del Día |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| N | Passport | Y |
| Y | Passthrough |  |
| Carry |
| hideable | Backpack | hideable |
| N | Hip Belt | removable |
| Y | Sternum Strap | Y |
| Inside |
| 15in | Laptop | 15in |
| 1 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | Y |
| N | Water Bottle Holder | N |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>600D PES, 420D PA</td><td>100% repurposed nylon</td></tr></tbody></table>

## [Cotopaxi Allpa Travel Pack 42L Del Día](https://onebag.travel/carryon/fjlyur632m/cotopaxi-allpa-travel-pack-42l-del-dia/)

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

![Front facing view of the Cotopaxi Allpa Travel Pack 42L Del Día](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621510166/carryons/Cotopaxi_Allpa_42L_Travel_Pack_fx7t3l.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>1.905 kg</td></tr><tr><td>Dimensions</td><td>55×34×22.5 cm</td></tr><tr><td>Airline fit</td><td>68%</td></tr><tr><td>Price</td><td>$200</td></tr></tbody></table>

## Key differences between the Deuter Aviant Carry On Pro 36 SL and Cotopaxi Allpa Travel Pack 42L Del Día

-   **Passport pocket:** No on the Deuter Aviant Carry On Pro 36 SL; Yes on the Cotopaxi Allpa Travel Pack 42L Del Día.
-   **Hip belt:** No on the Deuter Aviant Carry On Pro 36 SL; Removable on the Cotopaxi Allpa Travel Pack 42L Del Día.
-   **Rain cover:** No on the Deuter Aviant Carry On Pro 36 SL; Yes on the Cotopaxi Allpa Travel Pack 42L Del Día.

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. 129 accept both. Every airline that takes one takes the other.

## Deuter Aviant Carry On Pro 36 SL vs. Cotopaxi Allpa Travel Pack 42L Del Día: which should you pack?

The **Cotopaxi Allpa Travel Pack 42L Del Día** carries 6L more than the **Deuter Aviant Carry On Pro 36 SL** (36L vs. 42L), while the **Deuter Aviant Carry On Pro 36 SL** is the lighter pack at 1.34kg (vs. 1.905kg). For carry-on flexibility, the **Deuter Aviant Carry On Pro 36 SL** fits 68% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Cotopaxi Allpa Travel Pack 42L Del Día; if you want to travel lighter, the Deuter Aviant Carry On Pro 36 SL is the better call.