---
url: "https://onebag.travel/compare/6b94tehlf8/fjallraven-ulvo-23/bnsytm0z9y/attitude-supply-atd1/"
title: "Fjallraven Ulvö 23 vs Attitude Supply ATD1 - One Bag Travel"
description: "Fjallraven Ulvö 23 vs Attitude Supply ATD1: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/6b94tehlf8/fjallraven-ulvo-23/bnsytm0z9y/attitude-supply-atd1/"
---
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3.  Fjallraven Ulvö 23 vs. Attitude Supply ATD1

# Fjallraven Ulvö 23 vs. Attitude Supply ATD1

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

## [Fjallraven Ulvö 23](https://onebag.travel/carryon/6b94tehlf8/fjallraven-ulvo-23/)

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

![Front facing view of the Fjallraven Ulvö 23](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1624845524/carryons/Fjallraven_Ulvo_23_kdbzzh.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>0.7 kg</td></tr><tr><td>Dimensions</td><td>45×28×13 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$125</td></tr></tbody></table>

## Feature by feature

| Fjallraven Ulvö 23 | Feature | Attitude Supply ATD1 |
| --- | --- | --- |
| Storage |
| 2 | Compression | 4 |
| None | Expanded Capacity | 55L |
| 4 | Opening | 1 |
| front | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| 15in | Laptop | 15in |
| 2 | Main Compartments | 2 |
| N | 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>Bergshell®: 400D 100% polyamide</td><td>500d, PU coated Cordura with DWR</td></tr></tbody></table>

## [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>

## Key differences between the Fjallraven Ulvö 23 and Attitude Supply ATD1

-   **Compression straps:** 2 on the Fjallraven Ulvö 23; 4 on the Attitude Supply ATD1.
-   **Opening:** Top zip on the Fjallraven Ulvö 23; Clamshell on the Attitude Supply ATD1.
-   **Hip belt:** No on the Fjallraven Ulvö 23; Removable on the Attitude Supply ATD1.
-   **Built-in organizer:** No on the Fjallraven Ulvö 23; Yes on the Attitude Supply ATD1.

Both have: passport pocket, backpack straps, sternum strap, 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. 32 accept both. 149 accept only the Fjallraven Ulvö 23, and 0 accept only the Attitude Supply ATD1.

### Only the Fjallraven Ulvö 23 fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Niugini, Air Nostrum, Air Serbia, Air Seychelles, Air Tahiti, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, American Eagle, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Boliviana de Aviacion, British Airways, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Conviasa, Czech Airlines, Delta Airlines, Dragonair, easyJet, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Garuda Indonesia, Gol Linhas Aereas, Great Lakes Airlines, Gulf Air, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Oman Air, Onur Air, Pakistan International, Peach, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, WOW Airlines, Xiamen.

## Fjallraven Ulvö 23 vs. Attitude Supply ATD1: which should you pack?

The **Fjallraven Ulvö 23** carries 3L more than the **Attitude Supply ATD1** (23L vs. 20L), while the **Fjallraven Ulvö 23** is the lighter pack at 0.7kg (vs. 1.5kg). For carry-on flexibility, the **Fjallraven Ulvö 23** fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Fjallraven Ulvö 23; if you want to travel lighter, the Fjallraven Ulvö 23 is the better call.