---
url: "https://onebag.travel/compare/k9rctz38bn/osprey-sirrus-24/tx18772ssr/deuter-aircontact-lite-4010/"
title: "Osprey Sirrus 24 vs Deuter Aircontact Lite 40+10"
description: "Osprey Sirrus 24 vs Deuter Aircontact Lite 40+10: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/k9rctz38bn/osprey-sirrus-24/tx18772ssr/deuter-aircontact-lite-4010/"
---
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3.  Osprey Sirrus 24 vs. Deuter Aircontact Lite 40+10

# Osprey Sirrus 24 vs. Deuter Aircontact Lite 40+10

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

## [Osprey Sirrus 24](https://onebag.travel/carryon/k9rctz38bn/osprey-sirrus-24/)

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

![Front facing view of the Osprey Sirrus 24](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990418/carryons/osprey-sirrus-24-k9rctz38bn.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>24 L</td></tr><tr><td>Weight</td><td>1.2 kg</td></tr><tr><td>Dimensions</td><td>55×34×24 cm</td></tr><tr><td>Airline fit</td><td>39%</td></tr><tr><td>Price</td><td>$180</td></tr></tbody></table>

## Feature by feature

| Osprey Sirrus 24 | Feature | Deuter Aircontact Lite 40+10 |
| --- | --- | --- |
| Storage |
| 4 | Compression | 5 |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| top | Passport | top |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | Y |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | N |
| 3 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| Y | 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>bluesign® APPROVED 210D recycled honey comb nylon, PFC/PFAS-free DWR</td><td>140D Polyester RIPSTOP</td></tr></tbody></table>

## [Deuter Aircontact Lite 40+10](https://onebag.travel/carryon/tx18772ssr/deuter-aircontact-lite-4010/)

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

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>50 L</td></tr><tr><td>Weight</td><td>1.6 kg</td></tr><tr><td>Dimensions</td><td>53×31×25 cm</td></tr><tr><td>Airline fit</td><td>39%</td></tr><tr><td>Price</td><td>$215</td></tr></tbody></table>

## Key differences between the Osprey Sirrus 24 and Deuter Aircontact Lite 40+10

-   **Compression straps:** 4 on the Osprey Sirrus 24; 5 on the Deuter Aircontact Lite 40+10.
-   **Rain cover:** Yes on the Osprey Sirrus 24; No on the Deuter Aircontact Lite 40+10.
-   **Water resistant:** No on the Osprey Sirrus 24; Yes on the Deuter Aircontact Lite 40+10.

Both have: passport pocket, backpack straps, hip belt, sternum strap, 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. 72 accept both. 1 accept only the Osprey Sirrus 24, and 1 accept only the Deuter Aircontact Lite 40+10.

### Only the Osprey Sirrus 24 fits

Aer Lingus.

### Only the Deuter Aircontact Lite 40+10 fits

Croatia Air.

## Osprey Sirrus 24 vs. Deuter Aircontact Lite 40+10: which should you pack?

The **Deuter Aircontact Lite 40+10** carries 26L more than the **Osprey Sirrus 24** (24L vs. 50L), while the **Osprey Sirrus 24** is the lighter pack at 1.2kg (vs. 1.6kg). For carry-on flexibility, the **Osprey Sirrus 24** fits 39% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Aircontact Lite 40+10; if you want to travel lighter, the Osprey Sirrus 24 is the better call.