---
url: "https://onebag.travel/compare/6g94ofwrhr/tatonka-flightcase-40/wbguakrqwy/ministry-of-supply-boston-one/"
title: "Tatonka Flightcase 40 vs Ministry of Supply Boston One"
description: "Tatonka Flightcase 40 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/6g94ofwrhr/tatonka-flightcase-40/wbguakrqwy/ministry-of-supply-boston-one/"
---
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3.  Tatonka Flightcase 40 vs. Ministry of Supply Boston One

# Tatonka Flightcase 40 vs. Ministry of Supply Boston One

Two carry-on travel backpacks, compared spec for spec.

## [Tatonka Flightcase 40](https://onebag.travel/carryon/6g94ofwrhr/tatonka-flightcase-40/)

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

![Front facing view of the Tatonka Flightcase 40](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990714/carryons/tatonka-flightcase-40-6g94ofwrhr.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>40 L</td></tr><tr><td>Weight</td><td>1.4 kg</td></tr><tr><td>Dimensions</td><td>55×32×18 cm</td></tr><tr><td>Airline fit</td><td>86%</td></tr><tr><td>Price</td><td>$186</td></tr></tbody></table>

## Feature by feature

| Tatonka Flightcase 40 | Feature | Ministry of Supply Boston One |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| front | Passport | top |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 15in | Laptop | 16in |
| 4 | Main Compartments | 4 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | 1, internal |
| N | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>T-Travel Tex Melange Eco</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 Tatonka Flightcase 40 and Ministry of Supply Boston One

-   **Passport pocket:** Front on the Tatonka Flightcase 40; Top on the Ministry of Supply Boston One.
-   **Laptop sleeve:** 15in on the Tatonka Flightcase 40; 16in on the Ministry of Supply Boston One.
-   **Water bottle pockets:** No on the Tatonka Flightcase 40; 1, internal on the Ministry of Supply Boston One.
-   **Water resistant:** No on the Tatonka Flightcase 40; Yes on the Ministry of Supply Boston One.

Both have: luggage passthrough, backpack straps, sternum strap.

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

We checked both bags against the carry-on size limits of 189 airlines. 163 accept both. 0 accept only the Tatonka Flightcase 40, and 12 accept only the Ministry of Supply Boston One.

### Only the Ministry of Supply Boston One fits

Air Niugini, Belavia, Etihad Airways, Liat Airlines, Oman Air, Qatar Airways, Regional Express, Royal Jordanian, Scoot, Tiger Airways, Virgin Australia, WestJet.

## Tatonka Flightcase 40 vs. Ministry of Supply Boston One: which should you pack?

The **Tatonka Flightcase 40** carries 12L more than the **Ministry of Supply Boston One** (40L vs. 28L), while the **Ministry of Supply Boston One** is the lighter pack at 1.1kg (vs. 1.4kg). 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 Tatonka Flightcase 40; if you want to travel lighter, the Ministry of Supply Boston One is the better call.