---
url: "https://onebag.travel/compare/e5knzdtvc9/fjallraven-rucksack-no-21-medium/s99nxeegcl/fjallraven-travel-pack-small/"
title: "Fjallraven Rucksack No. 21 Medium vs Fjallraven Travel Pack Small"
description: "Fjallraven Rucksack No. 21 Medium vs Fjallraven Travel Pack Small: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/e5knzdtvc9/fjallraven-rucksack-no-21-medium/s99nxeegcl/fjallraven-travel-pack-small/"
---
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3.  Fjallraven Rucksack No. 21 Medium vs. Fjallraven Travel Pack Small

# Fjallraven Rucksack No. 21 Medium vs. Fjallraven Travel Pack Small

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

## [Fjallraven Rucksack No. 21 Medium](https://onebag.travel/carryon/e5knzdtvc9/fjallraven-rucksack-no-21-medium/)

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

![Front facing view of the Fjallraven Rucksack No. 21 Medium](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1624459069/carryons/Fjallraven_Rucksack_No._21_Medium_jvbbap.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>0.96 kg</td></tr><tr><td>Dimensions</td><td>44×28×13 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$180</td></tr></tbody></table>

## Feature by feature

| Fjallraven Rucksack No. 21 Medium | Feature | Fjallraven Travel Pack Small |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 3 | Opening | 1 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| Y | Sternum Strap | N |
| Inside |
| 15in | Laptop | 15in |
| 1 | Main Compartments | 1 |
| N | Organizer |  |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2 | Water Bottle Holder | N |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>G-1000® HeavyDuty Eco: 65% polyester, 35% cotton</td><td>G-1000® HeavyDuty Eco: 65% polyester, 35% cotton</td></tr></tbody></table>

## [Fjallraven Travel Pack Small](https://onebag.travel/carryon/s99nxeegcl/fjallraven-travel-pack-small/)

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

![Front facing view of the Fjallraven Travel Pack Small](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1624439291/carryons/Fjallraven_Travel_Pack_Small_apqgix.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>1.35 kg</td></tr><tr><td>Dimensions</td><td>40×29×17 cm</td></tr><tr><td>Airline fit</td><td>98%</td></tr><tr><td>Price</td><td>$195</td></tr></tbody></table>

## Key differences between the Fjallraven Rucksack No. 21 Medium and Fjallraven Travel Pack Small

-   **Opening:** Top flap on the Fjallraven Rucksack No. 21 Medium; Clamshell on the Fjallraven Travel Pack Small.
-   **Sternum strap:** Yes on the Fjallraven Rucksack No. 21 Medium; No on the Fjallraven Travel Pack Small.
-   **Water bottle pockets:** 2 on the Fjallraven Rucksack No. 21 Medium; No on the Fjallraven Travel Pack Small.

Both have: backpack straps, 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. 180 accept both. 1 accept only the Fjallraven Rucksack No. 21 Medium, and 6 accept only the Fjallraven Travel Pack Small.

### Only the Fjallraven Rucksack No. 21 Medium fits

Great Lakes Airlines.

### Only the Fjallraven Travel Pack Small fits

LC Perú, Lion Air Group, Spring Airlines, VivaColombia, Volaris, Wizz Air.

## Fjallraven Rucksack No. 21 Medium vs. Fjallraven Travel Pack Small: which should you pack?

The **Fjallraven Rucksack No. 21 Medium** carries the same capacity as the **Fjallraven Travel Pack Small** (20L vs. 20L), while the **Fjallraven Rucksack No. 21 Medium** is the lighter pack at 0.96kg (vs. 1.35kg). For carry-on flexibility, the **Fjallraven Travel Pack Small** fits 98% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Fjallraven Rucksack No. 21 Medium; if you want to travel lighter, the Fjallraven Rucksack No. 21 Medium is the better call.