---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/c2p5wz36ut/atom-pack-the-mo/"
title: "Osprey Porter 46 versus Atom Pack "The Mo" - One Bag Travel"
description: "Comparison of the Osprey Porter 46 and Atom Pack "The Mo" carry-on travel backpacks."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/c2p5wz36ut/atom-pack-the-mo/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Porter 46 vs. Atom Pack "The Mo"

# Osprey Porter 46 vs. Atom Pack "The Mo"

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 | Atom Pack "The Mo" |
| --- | --- | --- |
| Storage |
| 2 | Compression | Y |
| None | Expanded Capacity | None |
| 1 | Opening | 2 |
| top | Passport | N |
| Y | Passthrough | N |
| Carry |
| hideable | Backpack | Y |
| hideable | Hip Belt | removable |
| Y | Sternum Strap | removable |
| Inside |
| 16in | Laptop | N |
| 4 | Main Compartments | 1 |
| Y | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 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>VX21 X-Pac fabric</td></tr></tbody></table>

## [Atom Pack "The Mo"](https://onebag.travel/carryon/c2p5wz36ut/atom-pack-the-mo/)

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

![Front facing view of the Atom Pack "The Mo"](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1620624608/carryons/Atom_Pack_The_Mo_ierjqf.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 kg</td></tr><tr><td>Dimensions</td><td>91×84×74 cm</td></tr><tr><td>Airline fit</td><td>0%</td></tr><tr><td>Price</td><td>$245</td></tr></tbody></table>

The Osprey Porter 46 is a rugged contender in the carry-on backpack department - a hearty combination of capacity and sturdiness. Despite its hefty dimensions of 23 by 36 by 56 inches, it is light for its size, tipping the scales at 1.5 pounds. Nylon construction ensures durability, helping the bag stand up to heavy use over time. The Porter successfully balances volume with ease of use, boasting 46 liters of capacity and a 47% compatibility rate with airlines. Handy features such as a laptop compartment suitable for a 1-inch device and various handles enhance its appeal for travelers who require versatility with high baggage load.

Enter the Atom Pack "The Mo," nearly skeletal in weight and bulk compared to the Porter. Despite its larger dimensions of 74 by 84 by 91 inches, this carry-on is a featherweight - weighing an astounding 0 pounds. Constructed from the resilient VX21 X-Pac fabric, it manages to combine solidity with a paltry mass. At 40 liters, "The Mo" offers slightly less carrying capacity than the Porter but compensates with a unique customizable design on its website. However, its airline compatibility falls short at 19%.

Comparison Bullet Points:

-   **Dimensions:** Osprey Porter 46: 23x36x56 inches, Atom Pack "The Mo": 74x84x91 inches
-   **Weight:** Osprey Porter 46: 1.5 pounds, Atom Pack "The Mo": 0 pounds
-   **Material:** Osprey Porter 46: Nylon, Atom Pack "The Mo": VX21 X-Pac fabric
-   **Capacity:** Osprey Porter 46: 46 liters, Atom Pack "The Mo": 40 liters
-   **Airline Compatibility:** Osprey Porter 46: 47%, Atom Pack "The Mo": 19%
-   **Laptop Compartment Size:** Osprey Porter 46: 1 inch, Atom Pack "The Mo": 0 inch

The Osprey Porter 46 has garnered significant acclaim from reviewers stating, "For better or worse, the Osprey Porter 46 is a big pack with a big capacity." It offers excellent suspension and stands out for its ample space, handy clamshell opening, compression strap, and overall lightweight nature. Even Osprey's own company labels it as an "impressive gear-hauling travel backpack."

On the flip side, The Mo by Atom Packs has been a game-changer for one reviewer who proclaimed it to be "both the comfiest and the lightest pack I’ve ever used." While it sports abundant lash points and secure, comfortable hip straps, its standout feature is its incomparable lightweight build. In summary, each bag offers unique selling points to discerning travelers, whether it's the spacious and sturdy Osprey Porter 46 or the ultra-lightweight and customizable Atom Pack "The Mo."