---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/c0au43xw52/boundary-supply-prima-system-modular-travel-backpack/"
title: "Osprey Porter 46 versus Boundary Supply -- Prima System Modular Travel Backpack - One Bag Travel"
description: "Comparison of the Osprey Porter 46 and Boundary Supply -- Prima System Modular Travel Backpack carry-on travel backpacks."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/c0au43xw52/boundary-supply-prima-system-modular-travel-backpack/"
---
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3.  Osprey Porter 46 vs. Boundary Supply -- Prima System Modular Travel Backpack

# Osprey Porter 46 vs. Boundary Supply -- Prima System Modular Travel Backpack

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 | Boundary Supply -- Prima System Modular Travel Backpack |
| --- | --- | --- |
| Storage |
| 2 | Compression | Y |
| None | Expanded Capacity | 30L |
| 1 | Opening | 0 |
| top | Passport | Y |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | Y |
| hideable | Hip Belt | removable |
| Y | Sternum Strap | removable |
| Inside |
| 16in | Laptop | 17in |
| 4 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | 1 |
| 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>Nywool, Nylon, Kodra Nylon</td></tr></tbody></table>

## [Boundary Supply -- Prima System Modular Travel Backpack](https://onebag.travel/carryon/c0au43xw52/boundary-supply-prima-system-modular-travel-backpack/)

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

![Front facing view of the Boundary Supply -- Prima System Modular Travel Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1619698435/carryons/Boundary_Supply_Prima_System_jsyefe.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>22 L</td></tr><tr><td>Weight</td><td>1.4 kg</td></tr><tr><td>Dimensions</td><td>49×28×13 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr><tr><td>Price</td><td>$268</td></tr></tbody></table>

The Osprey Porter 46 and the Boundary Supply – Prima System Modular Travel Backpack are two distinct options for the traveler seeking a durable and adaptable companion. The Porter 46, Osprey's offering, is a nylon beast of burden with plentiful capacity, tempting the over-packing instincts of many an adventurer. Its structure allows for excellent compartmentalization of gear and its stern suspension is robust, enabling comfort while on the move. Its size might deter some frequent flyers as it only hits the mark for 47% of airlines. A padded laptop compartment and optimal space make it a super choice for the urban traveler or backcountry enthusiast with a trove of equipment.

On the other hand, we have the Boundary Supply – Prima System Modular Travel Backpack. Leaner in its design, this 22-liter was made to compact yet maintain versatility. Its 13-inch height and 49-inch width just manage to tip the scales of airline compatibility, making it usable in 98% of airlines, a factor frequent flyers will no doubt appreciate. It stands out with its trio of materials: Nywool, Nylon, and Kodra Nylon contributing to a well-crafted and durable bag. Its intelligent design even includes a compartment for a hefty 17-inch laptop.

##### Key differences:

-   Size of the backpack: Osprey Porter 46 (36" W, 56" D, 23" H) vs. Boundary Supply (49" W, 28" D, 13" H)
-   Weight of the backpack: Osprey Porter 46 (1.5 lbs) vs. Boundary Supply (1.4 lbs)
-   Capacity: Osprey Porter 46 (46 liters) vs. Boundary Supply (22 liters)
-   Airline compatibility: Osprey Porter 46 (47%) vs. Boundary Supply (98%)
-   Material: Osprey Porter 46 (Nylon) vs. Boundary Supply (Nywool, Nylon, Kodra Nylon)
-   Laptop compartment: Osprey Porter 46 (up to 15" laptop) vs. Boundary Supply (up to 17" laptop)

The Osprey Porter 46 won over many with its function as a deluxe duffel, offering multiple carry methods. It provides ample space and smart features for the urban traveler. Its suspension and spacious design undeniably contribute to its impressive structure. Despite its size, it won't weigh heavily on your shoulders, thanks to its equal weight distribution.

Meanwhile, the Boundary Supply Prima System Modular Travel Backpack has been lauded for its clever design and quality. This backpack is made for the intuitive user, adapting to needs while ensuring strength and sustainability. Its camera case and organizer are add-ons that enhance its appeal, especially among photographers. Despite its smaller size compared to the Porter 46, it hasn't scrimped on durability or efficiency. No matter your preference, both these backpacks shine for their respective advantages. Providing the traveler dependable, resilient, and thoughtfully designed options, it boils down to individual needs, style preferences, and travel habits.