---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/g12jtyvr06/deuter-attack-20/"
title: "Osprey Porter 46 versus Deuter Attack 20 - One Bag Travel"
description: "Comparison of the Osprey Porter 46 and Deuter Attack 20 carry-on travel backpacks."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/g12jtyvr06/deuter-attack-20/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Porter 46 vs. Deuter Attack 20

# Osprey Porter 46 vs. Deuter Attack 20

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

## [Osprey Porter 46](https://onebag.travel/carryon/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/)

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

![Front facing view of the Osprey Porter 46](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/carryons/bus8myci54gl3byfegrn)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>46 L</td></tr><tr><td>Weight</td><td>1.5 kg</td></tr><tr><td>Dimensions</td><td>55×36×23 cm</td></tr><tr><td>Airline fit</td><td>61%</td></tr><tr><td>Price</td><td>$185</td></tr></tbody></table>

## Feature by feature

| Osprey Porter 46 | Feature | Deuter Attack 20 |
| --- | --- | --- |
| Storage |
| 2 | Compression | Y |
| None | Expanded Capacity | None |
| 1 | Opening | 4 |
| top | Passport | N |
| Y | Passthrough | N |
| Carry |
| hideable | Backpack | Y |
| hideable | Hip Belt | removable |
| Y | Sternum Strap | Y |
| Inside |
| 16in | Laptop | N |
| 4 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | Y |
| N | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>bluesign®-approved Recycled 500D Nylon Packcloth PFC Free DWR</td><td>600D PES Coat, 225D PES Ripstop</td></tr></tbody></table>

## [Deuter Attack 20](https://onebag.travel/carryon/g12jtyvr06/deuter-attack-20/)

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

![Front facing view of the Deuter Attack 20](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621573420/carryons/Deuter_Attack_20L_yl2n0s.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>1.55 kg</td></tr><tr><td>Dimensions</td><td>50×28×20 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr></tbody></table>

The Osprey Porter 46's high capacity sets it apart from the Deuter Attack 20. With a whopping 46 liters, it provides an expansive amount of storage that reviewers have called "impressive." One reviewer particularly appreciated the versatile carrying options, noting Osprey's own description of it as a "deluxe duffel." Yet, this bag doesn't skimp on durability or comfort, with thoughtfully designed features for the urban traveler. Its nylon construction, greater sizing, and compatibility with 47% of airlines speaks to a rough and ready backpack.

On the other hand, the Deuter Attack 20 offers a sleeker, more compact alternative. While smaller at 20 liters, it boasts of higher compatibility with airlines at an impressive 81%. The unique materials used in this backpack- 600D PES Coat and 225D PES Ripstop- ensure undeniable strength. Although it lacks a laptop compartment, the Deuter Attack 20 redeems itself in comfort and function. The reviewer praises the comfortable harness system and the clever addition of a SAS-TEC back protector for safety.

Quick Comparison:

-   Size: Osprey Porter 46 is larger than the Deuter Attack 20.
-   Weight: There is a negligible difference in weight, with Deuter Attack 20 slightly heavier at 1.55 pounds.
-   Capacity: The Osprey Porter 46 provides a larger capacity, while the Deuter Attack 20, if you're a no-frills light packer.
-   Airline compatibility: The Deuter Attack 20 beats the Osprey Porter by being compatible with more airlines.
-   Material: While Osprey Porter 46 is made of sturdy nylon, Deuter Attack 20 ups the game with its double material usage.
-   Laptop Compartment: Osprey Porter 46 has a laptop compartment while the Deuter Attack 20 does not.

From the reviews, the Osprey Porter 46 clearly nails it in terms of volume, ideal for those heavy-duty travel moments. Its robust suspension system can handle considerable weight, and its organized compartment design is a plus. On the opposite end of the travel needs spectrum, the Deuter Attack 20 shines in comfort, organization, and functionality. Its SAS-TEC back protector adds safety, and the harness system is ideal for even distribution of your load. In a nutshell, the choice between them would boil down to individual travel expectations- whether one prefers a big-capacity hauler or a compact, comfort-loaded carrier.