---
url: "https://onebag.travel/compare/9h7a7kp5o0/patagonia-altvia-pack-28l/hlsu43f6/osprey-stratos-50/"
title: "Patagonia Altvia Pack 28L vs Osprey Stratos 50"
description: "Patagonia Altvia Pack 28L vs Osprey Stratos 50: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/9h7a7kp5o0/patagonia-altvia-pack-28l/hlsu43f6/osprey-stratos-50/"
---
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3.  Patagonia Altvia Pack 28L vs. Osprey Stratos 50

# Patagonia Altvia Pack 28L vs. Osprey Stratos 50

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

## [Patagonia Altvia Pack 28L](https://onebag.travel/carryon/9h7a7kp5o0/patagonia-altvia-pack-28l/)

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

![Front facing view of the Patagonia Altvia Pack 28L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1633531521/carryons/Altvia_Pakc_small_qnbvmi.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>28 L</td></tr><tr><td>Weight</td><td>0.797 kg</td></tr><tr><td>Dimensions</td><td>59×30×27 cm</td></tr><tr><td>Airline fit</td><td>3%</td></tr><tr><td>Price</td><td>$139</td></tr></tbody></table>

## Feature by feature

| Patagonia Altvia Pack 28L | Feature | Osprey Stratos 50 |
| --- | --- | --- |
| Storage |
| Y | Compression | Y |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | Y |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop |  |
| 1 | Main Compartments | 1 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| removable | 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>140-denier 100% recycled nylon ripstop, 200-denier 100% recycled polyester</td><td>210D Nylon Crosshatch</td></tr></tbody></table>

## [Osprey Stratos 50](https://onebag.travel/carryon/hlsu43f6/osprey-stratos-50/)

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

![Front facing view of the Osprey Stratos 50](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1616329597/carryons/opplanet-osprey-stratos-50-hiking-backpack-sungrazer-orange-m-l-10001844-main_k0ei4b.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>47 L</td></tr><tr><td>Weight</td><td>1.613 kg</td></tr><tr><td>Dimensions</td><td>65×38×36 cm</td></tr><tr><td>Airline fit</td><td>1%</td></tr><tr><td>Price</td><td>$190</td></tr></tbody></table>

## Key differences between the Patagonia Altvia Pack 28L and Osprey Stratos 50

-   **Rain cover:** Removable on the Patagonia Altvia Pack 28L; No on the Osprey Stratos 50.
-   **Water bottle pockets:** 2 on the Patagonia Altvia Pack 28L; No on the Osprey Stratos 50.

Both have: compression straps, 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. 1 accept both. 5 accept only the Patagonia Altvia Pack 28L, and 0 accept only the Osprey Stratos 50.

### Only the Patagonia Altvia Pack 28L fits

Adria Airways, Air New Zealand, Island Air, Sun Country, Virgin America.

## Patagonia Altvia Pack 28L vs. Osprey Stratos 50: which should you pack?

The **Osprey Stratos 50** carries 19L more than the **Patagonia Altvia Pack 28L** (28L vs. 47L), while the **Patagonia Altvia Pack 28L** is the lighter pack at 0.797kg (vs. 1.613kg). For carry-on flexibility, the **Patagonia Altvia Pack 28L** fits 3% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Osprey Stratos 50; if you want to travel lighter, the Patagonia Altvia Pack 28L is the better call.