---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/aqw7uasy9t/opposethis-invisible-backpack-3/"
title: "Osprey Porter 46 versus OpposeThis Invisible Backpack 3 - One Bag Travel"
description: "Comparison of the Osprey Porter 46 and OpposeThis Invisible Backpack 3 carry-on travel backpacks."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/aqw7uasy9t/opposethis-invisible-backpack-3/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Porter 46 vs. OpposeThis Invisible Backpack 3

# Osprey Porter 46 vs. OpposeThis Invisible Backpack 3

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 | OpposeThis Invisible Backpack 3 |
| --- | --- | --- |
| Storage |
| 2 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 3 |
| top | Passport | top |
| Y | Passthrough | N |
| Carry |
| hideable | Backpack | Y |
| hideable | Hip Belt | N |
| Y | Sternum Strap | removable |
| Inside |
| 16in | Laptop | 15in |
| 4 | Main Compartments | 5 |
| Y | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | N |
| 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>800x600D lightweight waterproof nylon-polyester blend</td></tr></tbody></table>

## [OpposeThis Invisible Backpack 3](https://onebag.travel/carryon/aqw7uasy9t/opposethis-invisible-backpack-3/)

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

![Front facing view of the OpposeThis Invisible Backpack 3](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601587752/carryons/Th2_2048x2048_llg2gz.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>23 L</td></tr><tr><td>Weight</td><td>0.9 kg</td></tr><tr><td>Dimensions</td><td>49×35×19 cm</td></tr><tr><td>Airline fit</td><td>90%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

When it comes to carry-on backpacks, choosing between the solid options of the Osprey Porter 46 and the OpposeThis Invisible Backpack 3 can be a tough call. The Osprey lends itself well to the rugged urban traveler, its nylon design built for durability. It's a hefty pack with a sizable 46-liter capacity, and yet, surprisingly lightweight at just 1.5 pounds. Notable features include a laptop compartment able to store a inch and compartments large enough to swallow up all your gear. The stout value of the Osprey, however, limits its compatibility with airlines, only being suitable for 47% of them.

The Invisible Backpack 3 by OPPOSETHIS is a different beast altogether. Its stylish, understated design made from a lightweight waterproof nylon-polyester blend is both attractive and practical. At 0.9 pounds, it's lighter than the Osprey, but with a smaller capacity of 23 liters. It shines in the travel world though, being compatible with a staggering 98% of airlines. Feature-wise, it touts a laptop compartment for up to a 15 inch device, a shoe compartment, and quick-access pockets.

-   Comparison Points:
    -   **Size**: Osprey is larger (46 liters) while Invisible Backpack 3 has a more compact size (23 liters).
    -   **Weight**: Osprey is a tad heavier (1.5 pounds) compared to Invisible Backpack 3 (0.9 pounds).
    -   **Material**: Osprey is made of simple durable Nylon, while Invisible Backpack 3 boasts a lightweight waterproof nylon-polyester blend.
    -   **Airline compatibility**: Invisible Backpack 3 is compatible with 98% of airlines, far outclassing the Osprey's 47%.
    -   **Laptop storage**: Osprey has a compartment for a 1-inch laptop, while the Invisible Backpack 3 can fit a 15-inch laptop.
    -   **Design**: Osprey has a rugged, functional design and Invisible Backpack 3 has a sleek, modern look.

So, which should you opt for? If you're a heavy packer, frequenting less stringent airlines and value the ability to stuff your bag to the brim, the Osprey Porter 46 comes highly recommended. It's durable, spacious with a good suspension system that balances load easily.

On the other hand, if light travel and high compatibility are your main priorities, do consider the OpposeThis Invisible Backpack 3. It's a breeze to carry around, gently weatherproof, and its various compartments provide ample organization options. Whether for work or play, either backpack would serve you well upon different needs and preferences.