---
url: "https://onebag.travel/compare/0apv0s48mi/mammut-nirvana-28/rgc40tuarr/navigator-t66-liteway-travel-laptop-backpack-40l/"
title: "Mammut Nirvana 28 vs Navigator-T66 Liteway Travel Laptop Backpack 40L"
description: "Mammut Nirvana 28 vs Navigator-T66 Liteway Travel Laptop Backpack 40L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by…"
source: "https://onebag.travel/compare/0apv0s48mi/mammut-nirvana-28/rgc40tuarr/navigator-t66-liteway-travel-laptop-backpack-40l/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Mammut Nirvana 28 vs. Navigator-T66 Liteway Travel Laptop Backpack 40L

# Mammut Nirvana 28 vs. Navigator-T66 Liteway Travel Laptop Backpack 40L

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

## [Mammut Nirvana 28](https://onebag.travel/carryon/0apv0s48mi/mammut-nirvana-28/)

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

![Front facing view of the Mammut Nirvana 28](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990381/carryons/mammut-nirvana-28-0apv0s48mi.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>28 L</td></tr><tr><td>Weight</td><td>1.1 kg</td></tr><tr><td>Dimensions</td><td>50×30×19 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr><tr><td>Price</td><td>$220</td></tr></tbody></table>

## Feature by feature

| Mammut Nirvana 28 | Feature | Navigator-T66 Liteway Travel Laptop Backpack 40L |
| --- | --- | --- |
| Storage |
| 6 | Compression | 4 |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| front | Passport | top, front |
| N | Passthrough | Y |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | 17in |
| 3 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| N | Water Resistant | N |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>90% Polyamide, 10% Polyester</td><td></td></tr></tbody></table>

## [Navigator-T66 Liteway Travel Laptop Backpack 40L](https://onebag.travel/carryon/rgc40tuarr/navigator-t66-liteway-travel-laptop-backpack-40l/)

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

![Front facing view of the Navigator-T66 Liteway Travel Laptop Backpack 40L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/carryons/ers0ien70yrndktngjgt)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>40 L</td></tr><tr><td>Weight</td><td>1.2 kg</td></tr><tr><td>Dimensions</td><td>52×33×22 cm</td></tr><tr><td>Airline fit</td><td>70%</td></tr><tr><td>Price</td><td>$81</td></tr></tbody></table>

## Key differences between the Mammut Nirvana 28 and Navigator-T66 Liteway Travel Laptop Backpack 40L

-   **Compression straps:** 6 on the Mammut Nirvana 28; 4 on the Navigator-T66 Liteway Travel Laptop Backpack 40L.
-   **Passport pocket:** Front on the Mammut Nirvana 28; Top, front on the Navigator-T66 Liteway Travel Laptop Backpack 40L.
-   **Luggage passthrough:** No on the Mammut Nirvana 28; Yes on the Navigator-T66 Liteway Travel Laptop Backpack 40L.
-   **Hip belt:** Yes on the Mammut Nirvana 28; No on the Navigator-T66 Liteway Travel Laptop Backpack 40L.
-   **Laptop sleeve:** No on the Mammut Nirvana 28; 17in on the Navigator-T66 Liteway Travel Laptop Backpack 40L.

Both have: backpack straps, 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. 133 accept both. 40 accept only the Mammut Nirvana 28, and 0 accept only the Navigator-T66 Liteway Travel Laptop Backpack 40L.

### Only the Mammut Nirvana 28 fits

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

## Mammut Nirvana 28 vs. Navigator-T66 Liteway Travel Laptop Backpack 40L: which should you pack?

The **Navigator-T66 Liteway Travel Laptop Backpack 40L** carries 12L more than the **Mammut Nirvana 28** (28L vs. 40L), while the **Mammut Nirvana 28** is the lighter pack at 1.1kg (vs. 1.2kg). For carry-on flexibility, the **Mammut Nirvana 28** fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Navigator-T66 Liteway Travel Laptop Backpack 40L; if you want to travel lighter, the Mammut Nirvana 28 is the better call.