---
url: "https://onebag.travel/compare/aqw7uasy9t/opposethis-invisible-backpack-3/nggv1cd8hk/fjallraven-haulpack-no-1/"
title: "OpposeThis Invisible Backpack 3 vs Fjallraven Haulpack No.1"
description: "OpposeThis Invisible Backpack 3 vs Fjallraven Haulpack No.1: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/aqw7uasy9t/opposethis-invisible-backpack-3/nggv1cd8hk/fjallraven-haulpack-no-1/"
---
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3.  OpposeThis Invisible Backpack 3 vs. Fjallraven Haulpack No.1

# OpposeThis Invisible Backpack 3 vs. Fjallraven Haulpack No.1

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

## [OpposeThis Invisible Backpack 3](https://onebag.travel/carryon/aqw7uasy9t/opposethis-invisible-backpack-3/)

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

![Front facing view of the OpposeThis Invisible Backpack 3](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601587752/carryons/Th2_2048x2048_llg2gz.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>0.9 kg</td></tr><tr><td>Dimensions</td><td>49×35×19 cm</td></tr><tr><td>Airline fit</td><td>90%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

## Feature by feature

| OpposeThis Invisible Backpack 3 | Feature | Fjallraven Haulpack No.1 |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 3 | Opening | 0 |
| top | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | removable |
| Inside |
| 15in | Laptop | 15in |
| 5 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>800x600D lightweight waterproof nylon-polyester blend</td><td>G-1000® HeavyDuty: 65% polyester (recycled), 35% cotton (organic)</td></tr></tbody></table>

## [Fjallraven Haulpack No.1](https://onebag.travel/carryon/nggv1cd8hk/fjallraven-haulpack-no-1/)

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

![Front facing view of the Fjallraven Haulpack No.1](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990362/carryons/fjallraven-haulpack-no-1-nggv1cd8hk.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>0.9 kg</td></tr><tr><td>Dimensions</td><td>39×31×19 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$180</td></tr></tbody></table>

## Key differences between the OpposeThis Invisible Backpack 3 and Fjallraven Haulpack No.1

-   **Opening:** Top flap on the OpposeThis Invisible Backpack 3; Other on the Fjallraven Haulpack No.1.
-   **Passport pocket:** Top on the OpposeThis Invisible Backpack 3; Front on the Fjallraven Haulpack No.1.
-   **Main compartments:** 5 on the OpposeThis Invisible Backpack 3; 3 on the Fjallraven Haulpack No.1.
-   **Water bottle pockets:** No on the OpposeThis Invisible Backpack 3; 2, side on the Fjallraven Haulpack No.1.

Both have: backpack straps, sternum strap, laptop sleeve, water resistant.

## Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 171 accept both. 0 accept only the OpposeThis Invisible Backpack 3, and 10 accept only the Fjallraven Haulpack No.1.

### Only the Fjallraven Haulpack No.1 fits

Air Tahiti, American Eagle, Cayman Airways, easyJet, Gulf Air, Ravn Alaska, Regional Express, Virgin Australia, VivaColombia, Volaris.

## OpposeThis Invisible Backpack 3 vs. Fjallraven Haulpack No.1: which should you pack?

The **OpposeThis Invisible Backpack 3** carries the same capacity as the **Fjallraven Haulpack No.1** (23L vs. 23L), while the **OpposeThis Invisible Backpack 3** is the lighter pack at 0.9kg (vs. 0.9kg). For carry-on flexibility, the **Fjallraven Haulpack No.1** fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the OpposeThis Invisible Backpack 3; if you want to travel lighter, the OpposeThis Invisible Backpack 3 is the better call.