---
url: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/wbguakrqwy/ministry-of-supply-boston-one/"
title: "Osprey Porter 46 vs Ministry of Supply Boston One"
description: "Osprey Porter 46 vs Ministry of Supply Boston One: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/02bc32de-b553-463a-a455-177400d5423d/osprey-porter-46/wbguakrqwy/ministry-of-supply-boston-one/"
---
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3.  Osprey Porter 46 vs. Ministry of Supply Boston One

# Osprey Porter 46 vs. Ministry of Supply Boston One

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 | Ministry of Supply Boston One |
| --- | --- | --- |
| Storage |
| 2 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top | Passport | top |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| hideable | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 16in | Laptop | 16in |
| 4 | Main Compartments | 4 |
| Y | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | 1, internal |
| 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>900D 100% polyester shell</td></tr></tbody></table>

## [Ministry of Supply Boston One](https://onebag.travel/carryon/wbguakrqwy/ministry-of-supply-boston-one/)

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

![Front facing view of the Ministry of Supply Boston One](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990385/carryons/ministry-of-supply-boston-one-wbguakrqwy.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>28 L</td></tr><tr><td>Weight</td><td>1.1 kg</td></tr><tr><td>Dimensions</td><td>47×30×20 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

## Key differences between the Osprey Porter 46 and Ministry of Supply Boston One

-   **Compression straps:** 2 on the Osprey Porter 46; No on the Ministry of Supply Boston One.
-   **Hip belt:** Hideable on the Osprey Porter 46; No on the Ministry of Supply Boston One.
-   **Built-in organizer:** Yes on the Osprey Porter 46; No on the Ministry of Supply Boston One.
-   **Water bottle pockets:** No on the Osprey Porter 46; 1, internal on the Ministry of Supply Boston One.

Both have: passport pocket, luggage passthrough, backpack straps, sternum strap, laptop sleeve, water resistant.

## Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 116 accept both. 0 accept only the Osprey Porter 46, and 59 accept only the Ministry of Supply Boston One.

### Only the Ministry of Supply Boston One fits

Aerolineas Argentinas, Air Baltic, Air China, Air France, Air India, Air Malta, Air Mauritius, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Boliviana de Aviacion, Bulgaria Air, Cayman Airways, China Eastern, Croatia Air, Emirates Airlines, Enter Air, Etihad Airways, flybe, Icelandair, Indigo, InselAir, Jet Airways, Juneyao Airlines, Kenya Airways, KLM, LATAM , Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Pakistan International, Qatar Airways, Regional Express, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, Volotea, WestJet, Xiamen.

## Osprey Porter 46 vs. Ministry of Supply Boston One: which should you pack?

The **Osprey Porter 46** carries 18L more than the **Ministry of Supply Boston One** (46L vs. 28L), while the **Ministry of Supply Boston One** is the lighter pack at 1.1kg (vs. 1.5kg). For carry-on flexibility, the **Ministry of Supply Boston One** fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Osprey Porter 46; if you want to travel lighter, the Ministry of Supply Boston One is the better call.