---
url: "https://onebag.travel/compare/t20q1jtv18/osprey-atmos-ag-65/xpbcc6k4c7/hyperlite-mountain-gear-southwest/"
title: "Osprey Atmos AG 65 vs Hyperlite Mountain Gear Southwest"
description: "Osprey Atmos AG 65 vs Hyperlite Mountain Gear Southwest: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/t20q1jtv18/osprey-atmos-ag-65/xpbcc6k4c7/hyperlite-mountain-gear-southwest/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Atmos AG 65 vs. Hyperlite Mountain Gear Southwest

# Osprey Atmos AG 65 vs. Hyperlite Mountain Gear Southwest

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

## [Osprey Atmos AG 65](https://onebag.travel/carryon/t20q1jtv18/osprey-atmos-ag-65/)

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

![Front facing view of the Osprey Atmos AG 65](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1617438946/carryons/Osprey_Atmos_AG_65_ibbsos.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>65 L</td></tr><tr><td>Weight</td><td>2.2 kg</td></tr><tr><td>Dimensions</td><td>87×41×39 cm</td></tr><tr><td>Airline fit</td><td>0%</td></tr><tr><td>Price</td><td>$269</td></tr></tbody></table>

## Feature by feature

| Osprey Atmos AG 65 | Feature | Hyperlite Mountain Gear Southwest |
| --- | --- | --- |
| Storage |
| Y | Compression | 5 |
| None | Expanded Capacity | None |
| 0 | Opening | 2 |
|  | Passport |  |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | Y |
| removable | Sternum Strap | removable |
| Inside |
| N | Laptop | N |
| 3 | Main Compartments | 1 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| Y | Rain-fly | N |
| 2 | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Nylon</td><td>Dyneema® 200-denier</td></tr></tbody></table>

## [Hyperlite Mountain Gear Southwest](https://onebag.travel/carryon/xpbcc6k4c7/hyperlite-mountain-gear-southwest/)

by [Hyperlite Mountain Gear](https://onebag.travel/carryons/?brands=Hyperlite Mountain Gear)

![Front facing view of the Hyperlite Mountain Gear Southwest](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990483/carryons/hyperlite-mountain-gear-southwest-xpbcc6k4c7.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>70×28×17 cm</td></tr><tr><td>Airline fit</td><td>12%</td></tr><tr><td>Price</td><td>$380</td></tr></tbody></table>

## Key differences between the Osprey Atmos AG 65 and Hyperlite Mountain Gear Southwest

-   **Compression straps:** Yes on the Osprey Atmos AG 65; 5 on the Hyperlite Mountain Gear Southwest.
-   **Opening:** Other on the Osprey Atmos AG 65; Rolltop on the Hyperlite Mountain Gear Southwest.
-   **Main compartments:** 3 on the Osprey Atmos AG 65; 1 on the Hyperlite Mountain Gear Southwest.
-   **Rain cover:** Yes on the Osprey Atmos AG 65; No on the Hyperlite Mountain Gear Southwest.
-   **Water bottle pockets:** 2 on the Osprey Atmos AG 65; 2, side on the Hyperlite Mountain Gear Southwest.

Both have: backpack straps, hip belt, sternum strap, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 0 accept both. 0 accept only the Osprey Atmos AG 65, and 23 accept only the Hyperlite Mountain Gear Southwest.

### Only the Hyperlite Mountain Gear Southwest fits

Adria Airways, Air Europa, Air Koryo, Air New Zealand, Air Tahiti Nui, Azul Airlines, Azul Linhas, China Southern, Cubana de Aviacion, Hainan Airlines, Korean Air, Philippine Airlines, Royal Air Morocco, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, SpiceJet, TAAG Angola, TAM Airlines, Ural Airlines, Virgin America.

## Osprey Atmos AG 65 vs. Hyperlite Mountain Gear Southwest: which should you pack?

The **Osprey Atmos AG 65** carries 25L more than the **Hyperlite Mountain Gear Southwest** (65L vs. 40L), while the **Hyperlite Mountain Gear Southwest** is the lighter pack at 0.8kg (vs. 2.2kg). For carry-on flexibility, the **Hyperlite Mountain Gear Southwest** fits 12% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Osprey Atmos AG 65; if you want to travel lighter, the Hyperlite Mountain Gear Southwest is the better call.