---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/mx0u6a16g0/millican-smith-15l/"
title: "Osprey Porter 46 versus Millican Smith 15L - One Bag Travel"
description: "Comparison of the Osprey Porter 46 and Millican Smith 15L carry-on travel backpacks."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/mx0u6a16g0/millican-smith-15l/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Porter 46 vs. Millican Smith 15L

# Osprey Porter 46 vs. Millican Smith 15L

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 | Millican Smith 15L |
| --- | --- | --- |
| Storage |
| 2 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 2 |
| top | Passport | side |
| Y | Passthrough | N |
| Carry |
| hideable | Backpack | Y |
| hideable | Hip Belt | removable |
| Y | Sternum Strap | removable |
| Inside |
| 16in | Laptop | 13in |
| 4 | Main Compartments | 3 |
| 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>Weatherproof Bionic Canvas</td></tr></tbody></table>

## [Millican Smith 15L](https://onebag.travel/carryon/mx0u6a16g0/millican-smith-15l/)

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

![Front facing view of the Millican Smith 15L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601121629/carryons/millicansmith_h95dgj.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>15 L</td></tr><tr><td>Weight</td><td>0.8 kg</td></tr><tr><td>Dimensions</td><td>45×28×10 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$115</td></tr></tbody></table>

The Osprey Porter 46 cuts a respectable figure with its dimensional measurements and lightweight offering of 1.5 pounds. Its high capacity of 46 liters provides a generous space for all your travel needs. Made of tough nylon material, it stands reliable in a variety of environments. As if these attributes weren't enough, it also features a laptop compartment capable of housing a 1-inch laptop. Despite its vast capabilities, this backpack may not be airline compatible across all service providers, boasting a compatibility percentage of only 47 percent.

On the other hand, the Millican Smith 15L offers a taller but narrower alternative. At 0.8 pounds, it's significantly lighter than the Osprey. However, it only offers 15 liters of storage space, which may not suffice if you are known to pack heavily. It does, however, offer an enhanced level of protection with its innovative Weatherproof Bionic canvas material. This backpack trumps with its universal airline compatibility. The smaller laptop compartment size catering to 13-inch laptops may not be ideal for larger devices.

Key Comparison Points:

-   Dimension: Osprey Porter 46 is larger than Millican Smith 15L.
-   Weight: Osprey Porter 46 is heavier than Millican Smith 15L.
-   Capacity: Osprey Porter 46 has more storage capacity than Millican Smith 15L.
-   Airline Compatibility: Millican Smith 15L is more airline friendly than Osprey Porter 46.
-   Material: Both offer durable material, but the Millican Smith is weatherproof.
-   Laptop Compartment: Different size, smaller for the Millican Smith 15L.

While professional reviews lean towards the Osprey Porter for its capacity and versatility, it's clear that both the Osprey Porter 46 and the Millican Smith 15L offer unique capabilities to cater to specific needs. The Porter 46's spaciousness and sleek design appeal to travelers favoring capacity and organization, while the Smith 15L's enhanced weather protection and airline compatibility make it a handy companion for the convenient, light-packing traveler. Despite their differences, both have been praised for their carefully crafted designs and utilization of quality materials.

Individual decisions boil down to functionality requirements and personal preferences. The Osprey Porter 46 spans an impressive range with its high-volume offering, ideal for travelers seeking generous space without sacrificing comfort. The Millican Smith 15L, on the other hand, is a classic design that prioritizes ease of mobility and ecological considerations. While both packs are somewhat great, one or the other would be a clear choice depending on your tailored needs.