---
url: "https://onebag.travel/compare/u9gebyvt58/attitude-supply-atd1-backpack/wpvlir5atp/rab-adrift-30l-day-pack/"
title: "Attitude Supply ATD1 Backpack vs Rab Adrift 30L Day Pack"
description: "Attitude Supply ATD1 Backpack vs Rab Adrift 30L Day Pack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/u9gebyvt58/attitude-supply-atd1-backpack/wpvlir5atp/rab-adrift-30l-day-pack/"
---
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3.  Attitude Supply ATD1 Backpack vs. Rab Adrift 30L Day Pack

# Attitude Supply ATD1 Backpack vs. Rab Adrift 30L Day Pack

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

## [Attitude Supply ATD1 Backpack](https://onebag.travel/carryon/u9gebyvt58/attitude-supply-atd1-backpack/)

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

![Front facing view of the Attitude Supply ATD1 Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990472/carryons/attitude-supply-atd1-backpack-u9gebyvt58.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>23 L</td></tr><tr><td>Weight</td><td>1.7 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>$523</td></tr></tbody></table>

## Feature by feature

| Attitude Supply ATD1 Backpack | Feature | Rab Adrift 30L Day Pack |
| --- | --- | --- |
| Storage |
| 4 | Compression | N |
| 55L | Expanded Capacity | None |
| 1 | Opening | 0 |
| front | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| removable | Sternum Strap | Y |
| Inside |
| 16in | Laptop | 16in |
| 2 | Main Compartments | 2 |
| Y | Organizer | Y |
| 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>Challenge Sailcloth Ecopak® EPLX600</td><td>nylon ripstop</td></tr></tbody></table>

## [Rab Adrift 30L Day Pack](https://onebag.travel/carryon/wpvlir5atp/rab-adrift-30l-day-pack/)

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

![Front facing view of the Rab Adrift 30L Day Pack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990505/carryons/rab-adrift-30l-day-pack-wpvlir5atp.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>30 L</td></tr><tr><td>Weight</td><td>0.7 kg</td></tr><tr><td>Dimensions</td><td>54×31×26 cm</td></tr><tr><td>Airline fit</td><td>17%</td></tr><tr><td>Price</td><td>$90</td></tr></tbody></table>

## Key differences between the Attitude Supply ATD1 Backpack and Rab Adrift 30L Day Pack

-   **Compression straps:** 4 on the Attitude Supply ATD1 Backpack; No on the Rab Adrift 30L Day Pack.
-   **Opening:** Clamshell on the Attitude Supply ATD1 Backpack; Other on the Rab Adrift 30L Day Pack.
-   **Passport pocket:** Front on the Attitude Supply ATD1 Backpack; No on the Rab Adrift 30L Day Pack.
-   **Sternum strap:** Removable on the Attitude Supply ATD1 Backpack; Yes on the Rab Adrift 30L Day Pack.

Both have: backpack straps, hip belt, laptop sleeve, built-in organizer, 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. 32 accept both. Every airline that takes one takes the other.

## Attitude Supply ATD1 Backpack vs. Rab Adrift 30L Day Pack: which should you pack?

The **Rab Adrift 30L Day Pack** carries 7L more than the **Attitude Supply ATD1 Backpack** (23L vs. 30L), while the **Rab Adrift 30L Day Pack** is the lighter pack at 0.7kg (vs. 1.7kg). For carry-on flexibility, the **Attitude Supply ATD1 Backpack** fits 17% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Rab Adrift 30L Day Pack; if you want to travel lighter, the Rab Adrift 30L Day Pack is the better call.