---
url: "https://onebag.travel/compare/bxh0dwkmur/mec-outpost-40l-travel-pack/po3vdwbsd9/tom-bihn-techonaut-30/"
title: "MEC Outpost 40L Travel Pack vs Tom Bihn Techonaut 30"
description: "MEC Outpost 40L Travel Pack vs Tom Bihn Techonaut 30: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/bxh0dwkmur/mec-outpost-40l-travel-pack/po3vdwbsd9/tom-bihn-techonaut-30/"
---
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3.  MEC Outpost 40L Travel Pack vs. Tom Bihn Techonaut 30

# MEC Outpost 40L Travel Pack vs. Tom Bihn Techonaut 30

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 | Tom Bihn Techonaut 30 |
| --- | --- | --- |
| Storage |
| 4 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top | Passport | top |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| removable | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| 15in | Laptop | 16in |
| 4 | Main Compartments | 5 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 1, 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>400d Halcyon/420d nylon ripstop exterior</td></tr></tbody></table>

## [Tom Bihn Techonaut 30](https://onebag.travel/carryon/po3vdwbsd9/tom-bihn-techonaut-30/)

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

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>30 L</td></tr><tr><td>Weight</td><td>1 kg</td></tr><tr><td>Dimensions</td><td>50×32×21 cm</td></tr><tr><td>Airline fit</td><td>73%</td></tr><tr><td>Price</td><td>$400</td></tr></tbody></table>

## Key differences between the MEC Outpost 40L Travel Pack and Tom Bihn Techonaut 30

-   **Compression straps:** 4 on the MEC Outpost 40L Travel Pack; No on the Tom Bihn Techonaut 30.
-   **Laptop sleeve:** 15in on the MEC Outpost 40L Travel Pack; 16in on the Tom Bihn Techonaut 30.
-   **Main compartments:** 4 on the MEC Outpost 40L Travel Pack; 5 on the Tom Bihn Techonaut 30.
-   **Water resistant:** No on the MEC Outpost 40L Travel Pack; Yes on the Tom Bihn Techonaut 30.

Both have: passport pocket, luggage passthrough, backpack straps, hip belt, sternum strap, water bottle pockets.

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

We checked both bags against the carry-on size limits of 189 airlines. 135 accept both. 0 accept only the MEC Outpost 40L Travel Pack, and 3 accept only the Tom Bihn Techonaut 30.

### Only the Tom Bihn Techonaut 30 fits

Cayman Airways, Liat Airlines, Pakistan International.

## MEC Outpost 40L Travel Pack vs. Tom Bihn Techonaut 30: which should you pack?

The **MEC Outpost 40L Travel Pack** carries 10L more than the **Tom Bihn Techonaut 30** (40L vs. 30L), while the **Tom Bihn Techonaut 30** is the lighter pack at 1kg (vs. 1.4kg). For carry-on flexibility, the **Tom Bihn Techonaut 30** fits 73% 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 Tom Bihn Techonaut 30 is the better call.