---
url: "https://onebag.travel/compare/po3vdwbsd9/tom-bihn-techonaut-30/v8w05nc01o/topo-designs-global-travel-bag-30l/"
title: "Tom Bihn Techonaut 30 vs Topo Designs Global Travel Bag 30L"
description: "Tom Bihn Techonaut 30 vs Topo Designs Global Travel Bag 30L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/po3vdwbsd9/tom-bihn-techonaut-30/v8w05nc01o/topo-designs-global-travel-bag-30l/"
---
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3.  Tom Bihn Techonaut 30 vs. Topo Designs Global Travel Bag 30L

# Tom Bihn Techonaut 30 vs. Topo Designs Global Travel Bag 30L

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

## [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>

## Feature by feature

| Tom Bihn Techonaut 30 | Feature | Topo Designs Global Travel Bag 30L |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | 35L |
| 1 | Opening | 1 |
| top | Passport | front |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| removable | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| 16in | Laptop | 15in |
| 5 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>400d Halcyon/420d nylon ripstop exterior</td><td>1000D recycled nylon,</td></tr></tbody></table>

## [Topo Designs Global Travel Bag 30L](https://onebag.travel/carryon/v8w05nc01o/topo-designs-global-travel-bag-30l/)

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

![Front facing view of the Topo Designs Global Travel Bag 30L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990450/carryons/topo-designs-global-travel-bag-30l-v8w05nc01o.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>30 L</td></tr><tr><td>Weight</td><td>1.2 kg</td></tr><tr><td>Dimensions</td><td>51×32×18 cm</td></tr><tr><td>Airline fit</td><td>89%</td></tr><tr><td>Price</td><td>$200</td></tr></tbody></table>

## Key differences between the Tom Bihn Techonaut 30 and Topo Designs Global Travel Bag 30L

-   **Passport pocket:** Top on the Tom Bihn Techonaut 30; Front on the Topo Designs Global Travel Bag 30L.
-   **Laptop sleeve:** 16in on the Tom Bihn Techonaut 30; 15in on the Topo Designs Global Travel Bag 30L.
-   **Main compartments:** 5 on the Tom Bihn Techonaut 30; 3 on the Topo Designs Global Travel Bag 30L.
-   **Water bottle pockets:** 1, side on the Tom Bihn Techonaut 30; 2, side on the Topo Designs Global Travel Bag 30L.

Both have: luggage passthrough, backpack straps, hip belt, sternum strap, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 136 accept both. 2 accept only the Tom Bihn Techonaut 30, and 33 accept only the Topo Designs Global Travel Bag 30L.

### Only the Tom Bihn Techonaut 30 fits

Etihad Airways, Qatar Airways.

### Only the Topo Designs Global Travel Bag 30L 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.

## Tom Bihn Techonaut 30 vs. Topo Designs Global Travel Bag 30L: which should you pack?

The **Tom Bihn Techonaut 30** carries the same capacity as the **Topo Designs Global Travel Bag 30L** (30L vs. 30L), while the **Tom Bihn Techonaut 30** is the lighter pack at 1kg (vs. 1.2kg). For carry-on flexibility, the **Topo Designs Global Travel Bag 30L** fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tom Bihn Techonaut 30; if you want to travel lighter, the Tom Bihn Techonaut 30 is the better call.