---
url: "https://onebag.travel/compare/a73311s7he/pakt-the-travel-backpack-45l/po3vdwbsd9/tom-bihn-techonaut-30/"
title: "Pakt The Travel Backpack 45L vs Tom Bihn Techonaut 30"
description: "Pakt The Travel Backpack 45L 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/a73311s7he/pakt-the-travel-backpack-45l/po3vdwbsd9/tom-bihn-techonaut-30/"
---
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3.  Pakt The Travel Backpack 45L vs. Tom Bihn Techonaut 30

# Pakt The Travel Backpack 45L vs. Tom Bihn Techonaut 30

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

## [Pakt The Travel Backpack 45L](https://onebag.travel/carryon/a73311s7he/pakt-the-travel-backpack-45l/)

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

![Front facing view of the Pakt The Travel Backpack 45L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990500/carryons/pakt-the-travel-backpack-45l-a73311s7he.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>45 L</td></tr><tr><td>Weight</td><td>2 kg</td></tr><tr><td>Dimensions</td><td>60×33×24 cm</td></tr><tr><td>Airline fit</td><td>5%</td></tr><tr><td>Price</td><td>$345</td></tr></tbody></table>

## Feature by feature

| Pakt The Travel Backpack 45L | Feature | Tom Bihn Techonaut 30 |
| --- | --- | --- |
| Storage |
| 2 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| front | Passport | top |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| removable | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| 16in | Laptop | 16in |
| 5 | Main Compartments | 5 |
| Y | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 1, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>500D recycled 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 Pakt The Travel Backpack 45L and Tom Bihn Techonaut 30

-   **Compression straps:** 2 on the Pakt The Travel Backpack 45L; No on the Tom Bihn Techonaut 30.
-   **Passport pocket:** Front on the Pakt The Travel Backpack 45L; Top on the Tom Bihn Techonaut 30.
-   **Built-in organizer:** Yes on the Pakt The Travel Backpack 45L; No on the Tom Bihn Techonaut 30.
-   **Water bottle pockets:** 2, side on the Pakt The Travel Backpack 45L; 1, side on the Tom Bihn Techonaut 30.

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

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

We checked both bags against the carry-on size limits of 189 airlines. 10 accept both. 0 accept only the Pakt The Travel Backpack 45L, and 128 accept only the Tom Bihn Techonaut 30.

### Only the Tom Bihn Techonaut 30 fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air Europa, Air France, Air India, Air Koryo, Air Macau, Air Mauritius, Air Nostrum, Air Tahiti Nui, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Azul Linhas, Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, British Airways, Brussels Airlines, Cambodia Angkor Air, Caribbean Airlines, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Southern, CommutAir, Copa Airlines, Croatia Air, Cubana de Aviacion, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Garuda Indonesia, Gol Linhas Aereas, Hainan Airlines, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Korean Air, Kulula, Kuwait Air, LATAM , Liat Airlines, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Oman Air, Onur Air, Pakistan International, Peach, Philippine Airlines, Porter Airlines, Qantas Airways, Qatar Airways, Republic Airways, Royal Air Morocco, Royal Jordanian, SAS Scandinavian, Saudi Arabian Airlines, Scoot, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Sky Airlines, Skywest, Inc., South African Airways, SpiceJet, Spirit Airlines, SriLankan Airlines, Swiss Int'l Air Lines, TAAG Angola, TAM Airlines, Thai Airways, Tiger Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WestJet, WOW Airlines.

## Pakt The Travel Backpack 45L vs. Tom Bihn Techonaut 30: which should you pack?

The **Pakt The Travel Backpack 45L** carries 15L more than the **Tom Bihn Techonaut 30** (45L vs. 30L), while the **Tom Bihn Techonaut 30** is the lighter pack at 1kg (vs. 2kg). 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 Pakt The Travel Backpack 45L; if you want to travel lighter, the Tom Bihn Techonaut 30 is the better call.