---
url: "https://onebag.travel/compare/5cw6d36vky/kathmandu-solus-pack-20/9uzpl3evsy/stm-haven/"
title: "Kathmandu Solus Pack 20 vs STM Haven - One Bag Travel"
description: "Kathmandu Solus Pack 20 vs STM Haven: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/5cw6d36vky/kathmandu-solus-pack-20/9uzpl3evsy/stm-haven/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Kathmandu Solus Pack 20 vs. STM Haven

# Kathmandu Solus Pack 20 vs. STM Haven

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

## [Kathmandu Solus Pack 20](https://onebag.travel/carryon/5cw6d36vky/kathmandu-solus-pack-20/)

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

![Front facing view of the Kathmandu Solus Pack 20](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1627616335/carryons/Kathmandu_Solus_Pack_tshnnr.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>20 L</td></tr><tr><td>Weight</td><td>0.42 kg</td></tr><tr><td>Dimensions</td><td>47×28×19 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$60</td></tr></tbody></table>

## Feature by feature

| Kathmandu Solus Pack 20 | Feature | STM Haven |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| N | Sternum Strap | N |
| Inside |
| 15in | Laptop | 15in |
| 1 | Main Compartments | 5 |
| N | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | N |
| N | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>100% Polyester</td><td>Polyester</td></tr></tbody></table>

## [STM Haven](https://onebag.travel/carryon/9uzpl3evsy/stm-haven/)

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

![Front facing view of the STM Haven](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601598213/carryons/haven-moroccan-blue-front-angle_v4wuxs.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>20 L</td></tr><tr><td>Weight</td><td>0.9 kg</td></tr><tr><td>Dimensions</td><td>47×28×13 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$100</td></tr></tbody></table>

## Key differences between the Kathmandu Solus Pack 20 and STM Haven

-   **Main compartments:** 1 on the Kathmandu Solus Pack 20; 5 on the STM Haven.
-   **Built-in organizer:** No on the Kathmandu Solus Pack 20; Yes on the STM Haven.
-   **Water resistant:** No on the Kathmandu Solus Pack 20; Yes on the STM Haven.

Both have: backpack straps, laptop sleeve.

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

We checked both bags against the carry-on size limits of 189 airlines. 176 accept both. Every airline that takes one takes the other.

## Kathmandu Solus Pack 20 vs. STM Haven: which should you pack?

The **Kathmandu Solus Pack 20** carries the same capacity as the **STM Haven** (20L vs. 20L), while the **Kathmandu Solus Pack 20** is the lighter pack at 0.42kg (vs. 0.9kg). For carry-on flexibility, the **Kathmandu Solus Pack 20** fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Kathmandu Solus Pack 20; if you want to travel lighter, the Kathmandu Solus Pack 20 is the better call.