---
url: "https://onebag.travel/compare/bnsytm0z9y/attitude-supply-atd1/x6d1tkgt1s/salkan-the-longhaul-45l/"
title: "Attitude Supply ATD1 vs Salkan The Longhaul 45L"
description: "Attitude Supply ATD1 vs Salkan The Longhaul 45L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/bnsytm0z9y/attitude-supply-atd1/x6d1tkgt1s/salkan-the-longhaul-45l/"
---
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3.  Attitude Supply ATD1 vs. Salkan The Longhaul 45L

# Attitude Supply ATD1 vs. Salkan The Longhaul 45L

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

## [Attitude Supply ATD1](https://onebag.travel/carryon/bnsytm0z9y/attitude-supply-atd1/)

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

![Front facing view of the Attitude Supply ATD1](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1600983132/carryons/attitude_baczuj.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>20 L</td></tr><tr><td>Weight</td><td>1.5 kg</td></tr><tr><td>Dimensions</td><td>50×30×26 cm</td></tr><tr><td>Airline fit</td><td>17%</td></tr><tr><td>Price</td><td>$447</td></tr></tbody></table>

## Feature by feature

| Attitude Supply ATD1 | Feature | Salkan The Longhaul 45L |
| --- | --- | --- |
| Storage |
| 4 | Compression | 4 |
| 55L | Expanded Capacity | 55L |
| 1 | Opening | 1 |
| front | Passport | back |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| removable | Sternum Strap | Y |
| Inside |
| 15in | Laptop | 15in |
| 2 | Main Compartments | 1 |
| Y | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | Y |
| 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>500d, PU coated Cordura with DWR</td><td>Recycled 900D COTNA Polyester with wax finish</td></tr></tbody></table>

## [Salkan The Longhaul 45L](https://onebag.travel/carryon/x6d1tkgt1s/salkan-the-longhaul-45l/)

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

![Front facing view of the Salkan The Longhaul 45L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990323/carryons/salkan-the-longhaul-45l-x6d1tkgt1s.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>45 L</td></tr><tr><td>Weight</td><td>2.1 kg</td></tr><tr><td>Dimensions</td><td>66×32×22 cm</td></tr><tr><td>Airline fit</td><td>1%</td></tr><tr><td>Price</td><td>$380</td></tr></tbody></table>

## Key differences between the Attitude Supply ATD1 and Salkan The Longhaul 45L

-   **Passport pocket:** Front on the Attitude Supply ATD1; Back on the Salkan The Longhaul 45L.
-   **Sternum strap:** Removable on the Attitude Supply ATD1; Yes on the Salkan The Longhaul 45L.
-   **Main compartments:** 2 on the Attitude Supply ATD1; 1 on the Salkan The Longhaul 45L.
-   **Built-in organizer:** Yes on the Attitude Supply ATD1; No on the Salkan The Longhaul 45L.
-   **Rain cover:** No on the Attitude Supply ATD1; Yes on the Salkan The Longhaul 45L.

Both have: compression straps, backpack straps, hip belt, laptop sleeve, 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. 2 accept both. 30 accept only the Attitude Supply ATD1, and 0 accept only the Salkan The Longhaul 45L.

### Only the Attitude Supply ATD1 fits

Adria Airways, Air Europa, Air Koryo, Air New Zealand, Air Tahiti Nui, Azul Linhas, Caribbean Airlines, China Southern, Copa Airlines, Croatia Air, Cubana de Aviacion, Frontier Airlines, Hainan Airlines, Island Air, Korean Air, PenAir, Philippine Airlines, Royal Air Morocco, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Southwest Airlines, SpiceJet, Spirit Airlines, Sun Country, TAAG Angola, TAM Airlines, Ural Airlines.

## Attitude Supply ATD1 vs. Salkan The Longhaul 45L: which should you pack?

The **Salkan The Longhaul 45L** carries 25L more than the **Attitude Supply ATD1** (20L vs. 45L), while the **Attitude Supply ATD1** is the lighter pack at 1.5kg (vs. 2.1kg). For carry-on flexibility, the **Attitude Supply ATD1** fits 17% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Salkan The Longhaul 45L; if you want to travel lighter, the Attitude Supply ATD1 is the better call.