---
url: "https://onebag.travel/compare/bfk7zfa6mk/ryu-quick-pack-18l/v7eisuxlc1/lowe-alpine-at-lightflite-carry-on/"
title: "RYU Quick Pack 18L vs Lowe Alpine AT Lightflite Carry-on"
description: "RYU Quick Pack 18L vs Lowe Alpine AT Lightflite Carry-on: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/bfk7zfa6mk/ryu-quick-pack-18l/v7eisuxlc1/lowe-alpine-at-lightflite-carry-on/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  RYU Quick Pack 18L vs. Lowe Alpine AT Lightflite Carry-on

# RYU Quick Pack 18L vs. Lowe Alpine AT Lightflite Carry-on

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

## [RYU Quick Pack 18L](https://onebag.travel/carryon/bfk7zfa6mk/ryu-quick-pack-18l/)

![Front facing view of the RYU Quick Pack 18L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601587145/carryons/Quick-Pack-Black-WebReady-2_1800x1800_zngfbt.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>18 L</td></tr><tr><td>Weight</td><td>0 kg</td></tr><tr><td>Dimensions</td><td>52×28×17 cm</td></tr><tr><td>Airline fit</td><td>89%</td></tr><tr><td>Price</td><td>$170</td></tr></tbody></table>

## Feature by feature

| RYU Quick Pack 18L | Feature | Lowe Alpine AT Lightflite Carry-on |
| --- | --- | --- |
| Storage |
|  | Compression |  |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| top | Passport | top |
| N | Passthrough | N |
| Carry |
|  | Backpack | hideable |
|  | Hip Belt | N |
| removable | Sternum Strap | N |
| Inside |
| 15in | Laptop |  |
| 4 | Main Compartments | 2 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
|  | Water Bottle Holder |  |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>630D Nylon with Polyurethane coating</td><td></td></tr></tbody></table>

## [Lowe Alpine AT Lightflite Carry-on](https://onebag.travel/carryon/v7eisuxlc1/lowe-alpine-at-lightflite-carry-on/)

![Front facing view of the Lowe Alpine AT Lightflite Carry-on](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601601297/carryons/lowealpine_ofignc.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>40 L</td></tr><tr><td>Weight</td><td>0.8 kg</td></tr><tr><td>Dimensions</td><td>51×36×21 cm</td></tr><tr><td>Airline fit</td><td>66%</td></tr><tr><td>Price</td><td>$110</td></tr></tbody></table>

## Key differences between the RYU Quick Pack 18L and Lowe Alpine AT Lightflite Carry-on

-   **Sternum strap:** Removable on the RYU Quick Pack 18L; No on the Lowe Alpine AT Lightflite Carry-on.
-   **Main compartments:** 4 on the RYU Quick Pack 18L; 2 on the Lowe Alpine AT Lightflite Carry-on.

Both have: passport pocket, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 122 accept both. 46 accept only the RYU Quick Pack 18L, and 2 accept only the Lowe Alpine AT Lightflite Carry-on.

### Only the RYU Quick Pack 18L fits

Aerolineas Argentinas, Air Baltic, Air China, Air France, Air India, Air Malta, Air Mauritius, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Boliviana de Aviacion, Bulgaria Air, Cayman Airways, China Eastern, Emirates Airlines, Enter Air, flybe, Great Lakes Airlines, Icelandair, Indigo, InselAir, Jet Airways, Juneyao Airlines, Kenya Airways, KLM, LATAM , Luxair, Meridiana Fly, Nordwind Airlines, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

### Only the Lowe Alpine AT Lightflite Carry-on fits

Oman Air, Royal Jordanian.

## RYU Quick Pack 18L vs. Lowe Alpine AT Lightflite Carry-on: which should you pack?

The **Lowe Alpine AT Lightflite Carry-on** carries 22L more than the **RYU Quick Pack 18L** (18L vs. 40L), and the two are closely matched on weight. For carry-on flexibility, the **RYU Quick Pack 18L** fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Lowe Alpine AT Lightflite Carry-on; if you want to travel lighter, the Lowe Alpine AT Lightflite Carry-on is the better call.