---
url: "https://onebag.travel/compare/cpmt4rhgyt/tortuga-travel-backpack-lite-40l/po3vdwbsd9/tom-bihn-techonaut-30/"
title: "Tortuga Travel Backpack Lite 40L vs Tom Bihn Techonaut 30"
description: "Tortuga Travel Backpack Lite 40L 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/cpmt4rhgyt/tortuga-travel-backpack-lite-40l/po3vdwbsd9/tom-bihn-techonaut-30/"
---
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3.  Tortuga Travel Backpack Lite 40L vs. Tom Bihn Techonaut 30

# Tortuga Travel Backpack Lite 40L vs. Tom Bihn Techonaut 30

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

## [Tortuga Travel Backpack Lite 40L](https://onebag.travel/carryon/cpmt4rhgyt/tortuga-travel-backpack-lite-40l/)

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

![Front facing view of the Tortuga Travel Backpack Lite 40L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990456/carryons/tortuga-travel-backpack-lite-40l-cpmt4rhgyt.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>1.6 kg</td></tr><tr><td>Dimensions</td><td>55×35×20 cm</td></tr><tr><td>Airline fit</td><td>86%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

## Feature by feature

| Tortuga Travel Backpack Lite 40L | Feature | Tom Bihn Techonaut 30 |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top | Passport | top |
| N | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| removable | Hip Belt | removable |
| Y | Sternum Strap | removable |
| Inside |
| 16in | Laptop | 16in |
| 4 | Main Compartments | 5 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 1, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>630D Cordura re/cor RN6 nylon</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 Tortuga Travel Backpack Lite 40L and Tom Bihn Techonaut 30

-   **Luggage passthrough:** No on the Tortuga Travel Backpack Lite 40L; Yes on the Tom Bihn Techonaut 30.
-   **Sternum strap:** Yes on the Tortuga Travel Backpack Lite 40L; Removable on the Tom Bihn Techonaut 30.
-   **Main compartments:** 4 on the Tortuga Travel Backpack Lite 40L; 5 on the Tom Bihn Techonaut 30.

Both have: passport pocket, backpack straps, hip belt, laptop sleeve, water bottle pockets, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 129 accept both. 33 accept only the Tortuga Travel Backpack Lite 40L, and 9 accept only the Tom Bihn Techonaut 30.

### Only the Tortuga Travel Backpack Lite 40L fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Luxair, Meridiana Fly, Nordwind Airlines, 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.

### Only the Tom Bihn Techonaut 30 fits

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

## Tortuga Travel Backpack Lite 40L vs. Tom Bihn Techonaut 30: which should you pack?

The **Tortuga Travel Backpack Lite 40L** 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. 1.6kg). For carry-on flexibility, the **Tortuga Travel Backpack Lite 40L** fits 86% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tortuga Travel Backpack Lite 40L; if you want to travel lighter, the Tom Bihn Techonaut 30 is the better call.