---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/yj4o3ysk8j/macpac-kahu-aztec-22/"
title: "Osprey Porter 46 versus Macpac Kahu AzTec® 22 - One Bag Travel"
description: "Comparison of the Osprey Porter 46 and Macpac Kahu AzTec® 22 carry-on travel backpacks."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/yj4o3ysk8j/macpac-kahu-aztec-22/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Porter 46 vs. Macpac Kahu AzTec® 22

# Osprey Porter 46 vs. Macpac Kahu AzTec® 22

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 | Macpac Kahu AzTec® 22 |
| --- | --- | --- |
| Storage |
| 2 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 4 |
| top | Passport | N |
| Y | Passthrough | N |
| Carry |
| hideable | Backpack | Y |
| hideable | Hip Belt | Y |
| Y | Sternum Strap | Y |
| Inside |
| 16in | Laptop | 15in |
| 4 | Main Compartments | 2 |
| 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>Eco AzTec® 8 Canvas — 80% Polyester, 20% Cotton</td></tr></tbody></table>

## [Macpac Kahu AzTec® 22](https://onebag.travel/carryon/yj4o3ysk8j/macpac-kahu-aztec-22/)

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

![Front facing view of the Macpac Kahu AzTec® 22](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/carryons/aupxxvr84l31mom5jalp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>22 L</td></tr><tr><td>Weight</td><td>0.7 kg</td></tr><tr><td>Dimensions</td><td>10×10×10 cm</td></tr><tr><td>Airline fit</td><td>100%</td></tr><tr><td>Price</td><td>$90</td></tr></tbody></table>

The Osprey Porter 46 and Macpac Kahu AzTec® 22 are considered heavy-weights in the carry |on backpacking world. Both come highly recommended with their unique characteristics, but their stark differences are what set them apart. The Osprey Porter stands out with its remarkable nylon build and generous capacity, while the Macpac Kahu, albeit smaller in size, guarantees reliability with its blend of Polyester and Cotton, and airline compatibility.

The Porter is a sizable backpack stretching to 36 inches wide and 56 inches deep; a fellow traveler put it aptly, "The Porter is a durable option for those who tend to carry more." Porter users are generally pleased with the abundance of space available. However, one downside to the size might be its limited compatibility as it is only suitable for 47% of airlines.

-   Size: The Osprey is significantly larger with a 46-liter capacity compared to the Macpac's more compact 22 liters.
-   Weight: The Osprey weighs double that of the Macpac, coming in at 1.5lb vs Macpac's 0.7lb.
-   Airline Compatibility: The Macpac outshines in this area, being compatible with 93% of airlines, compared to the Porter's 47%.
-   Material: The Osprey is 100% nylon, while the Macpac is a 80% Polyester, 20% Cotton blend known as Eco AzTec® 8 Canvas.
-   Laptop Compartment: The Osprey holds a 1-inch laptop, whereas the Macpac fits a 15 inch.
-   Quoted Reviews: Reviewers praise the Porter for its space and durability, and the Macpac for its versatility and modern yet simple design.

The Macpac, notwithstanding its lesser dimensions, hoists itself high on compatibility featuring a design which caters to 93% of airline requirements. The Eco AzTec® 8 Canvas material that it’s made out of provides a resilient exterior, protecting your goods through all weathers. Despite its smaller stature, the Macpac doesn't compromise utility featuring a padded, stretchable laptop compartment perfect for transport of a 15inch laptop. The fitting quote would be what another user acclaimed, "The pack is great for everyday use - work, school or hiking."

In conclusion, whether you choose the Osprey Porter 46 due to its sheer size and abundant storage or you lean towards the more versatile and highly compatible Macpac, your needs inevitably guide your choice. If you're a minimalist or frequently traveling on diverse airlines, the Macpac would likely suit best. But for those requiring ample storage and don't mind a bit of extra weight, the Porter may be your ideal companion. Either way, both these backpacks have proven themselves worthy investments.