---
url: "https://onebag.travel/compare/bxh0dwkmur/mec-outpost-40l-travel-pack/ylkqy1wlx9/six-moon-design-all-day-carry-travel-backpack/"
title: "MEC Outpost 40L Travel Pack vs Six Moon Design All Day Carry Travel Backpack"
description: "MEC Outpost 40L Travel Pack vs Six Moon Design All Day Carry Travel Backpack: capacity, weight, dimensions and how many airlines accept each as a carry-on…"
source: "https://onebag.travel/compare/bxh0dwkmur/mec-outpost-40l-travel-pack/ylkqy1wlx9/six-moon-design-all-day-carry-travel-backpack/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  MEC Outpost 40L Travel Pack vs. Six Moon Design All Day Carry Travel Backpack

# MEC Outpost 40L Travel Pack vs. Six Moon Design All Day Carry Travel Backpack

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

## [MEC Outpost 40L Travel Pack](https://onebag.travel/carryon/bxh0dwkmur/mec-outpost-40l-travel-pack/)

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

<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>50×35×23 cm</td></tr><tr><td>Airline fit</td><td>71%</td></tr><tr><td>Price</td><td>$200</td></tr></tbody></table>

## Feature by feature

| MEC Outpost 40L Travel Pack | Feature | Six Moon Design All Day Carry Travel Backpack |
| --- | --- | --- |
| Storage |
| 4 | Compression | 4 |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top | Passport | front |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| removable | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| 15in | Laptop | 15in |
| 4 | Main Compartments | 4 |
| N | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 2, side |
| N | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>PU coated 300-denier ripstop</td><td>Robic Nylon (100D and 200D Challenge Sailcloth EPX200 Challenge Sailcloth ULTRA</td></tr></tbody></table>

## [Six Moon Design All Day Carry Travel Backpack](https://onebag.travel/carryon/ylkqy1wlx9/six-moon-design-all-day-carry-travel-backpack/)

by [Six Moon Design](https://onebag.travel/carryons/?brands=Six Moon Design)

![Front facing view of the Six Moon Design All Day Carry Travel Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990438/carryons/six-moon-design-all-day-carry-travel-backpack-ylkqy1wlx9.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>35 L</td></tr><tr><td>Weight</td><td>1.3 kg</td></tr><tr><td>Dimensions</td><td>55×30×18 cm</td></tr><tr><td>Airline fit</td><td>86%</td></tr><tr><td>Price</td><td>$335</td></tr></tbody></table>

## Key differences between the MEC Outpost 40L Travel Pack and Six Moon Design All Day Carry Travel Backpack

-   **Passport pocket:** Top on the MEC Outpost 40L Travel Pack; Front on the Six Moon Design All Day Carry Travel Backpack.
-   **Built-in organizer:** No on the MEC Outpost 40L Travel Pack; Yes on the Six Moon Design All Day Carry Travel Backpack.
-   **Water bottle pockets:** 1, side on the MEC Outpost 40L Travel Pack; 2, side on the Six Moon Design All Day Carry Travel Backpack.
-   **Water resistant:** No on the MEC Outpost 40L Travel Pack; Yes on the Six Moon Design All Day Carry Travel Backpack.

Both have: compression straps, luggage passthrough, backpack straps, hip belt, sternum strap, laptop sleeve.

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

We checked both bags against the carry-on size limits of 189 airlines. 128 accept both. 7 accept only the MEC Outpost 40L Travel Pack, and 35 accept only the Six Moon Design All Day Carry Travel Backpack.

### Only the MEC Outpost 40L Travel Pack fits

Etihad Airways, Oman Air, Qatar Airways, Royal Jordanian, Scoot, Tiger Airways, WestJet.

### Only the Six Moon Design All Day Carry Travel Backpack fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Bulgaria Air, Cayman Airways, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

## MEC Outpost 40L Travel Pack vs. Six Moon Design All Day Carry Travel Backpack: which should you pack?

The **MEC Outpost 40L Travel Pack** carries 5L more than the **Six Moon Design All Day Carry Travel Backpack** (40L vs. 35L), while the **Six Moon Design All Day Carry Travel Backpack** is the lighter pack at 1.3kg (vs. 1.4kg). For carry-on flexibility, the **Six Moon Design All Day Carry Travel Backpack** fits 86% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the MEC Outpost 40L Travel Pack; if you want to travel lighter, the Six Moon Design All Day Carry Travel Backpack is the better call.