---
url: "https://onebag.travel/compare/lp39stxfyl/deuter-speed-lite-25/tx18772ssr/deuter-aircontact-lite-4010/"
title: "Deuter Speed Lite 25 vs Deuter Aircontact Lite 40+10"
description: "Deuter Speed Lite 25 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/lp39stxfyl/deuter-speed-lite-25/tx18772ssr/deuter-aircontact-lite-4010/"
---
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3.  Deuter Speed Lite 25 vs. Deuter Aircontact Lite 40+10

# Deuter Speed Lite 25 vs. Deuter Aircontact Lite 40+10

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

## [Deuter Speed Lite 25](https://onebag.travel/carryon/lp39stxfyl/deuter-speed-lite-25/)

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

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>25 L</td></tr><tr><td>Weight</td><td>0.7 kg</td></tr><tr><td>Dimensions</td><td>56×28×19 cm</td></tr><tr><td>Airline fit</td><td>47%</td></tr><tr><td>Price</td><td>$120</td></tr></tbody></table>

## Feature by feature

| Deuter Speed Lite 25 | 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 |
| 2 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td></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 Deuter Speed Lite 25 and Deuter Aircontact Lite 40+10

-   **Compression straps:** 4 on the Deuter Speed Lite 25; 5 on the Deuter Aircontact Lite 40+10.
-   **Main compartments:** 2 on the Deuter Speed Lite 25; 3 on the Deuter Aircontact Lite 40+10.

Both have: passport pocket, 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. 50 accept both. 39 accept only the Deuter Speed Lite 25, and 23 accept only the Deuter Aircontact Lite 40+10.

### Only the Deuter Speed Lite 25 fits

Air Asia, Air Macau, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Avianca , Bahamasair, Bangkok Airways, Biman Bangladesh, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Delta Airlines, Dragonair, EVA Air, Garuda Indonesia, Great Lakes Airlines, Hawaiian Airlines, Hong Kong Airlines, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, Malaysia Airlines, Mango, Qantas Airways, Republic Airways, Skywest, Inc., South African Airways, SriLankan Airlines, Trans States, United Airlines, Vietnam Airlines, Virgin Atlantic.

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

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.

## Deuter Speed Lite 25 vs. Deuter Aircontact Lite 40+10: which should you pack?

The **Deuter Aircontact Lite 40+10** carries 25L more than the **Deuter Speed Lite 25** (25L vs. 50L), while the **Deuter Speed Lite 25** is the lighter pack at 0.7kg (vs. 1.6kg). For carry-on flexibility, the **Deuter Speed Lite 25** fits 47% 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 Deuter Speed Lite 25 is the better call.