---
url: "https://onebag.travel/compare/5uozk4l5zy/ks-ultralight-ks27/fqc60l6hae/matador-freerain22-waterproof-packable-backpack/"
title: "KS Ultralight KS27 vs Matador Freerain22 Waterproof Packable Backpack"
description: "KS Ultralight KS27 vs Matador Freerain22 Waterproof Packable Backpack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by…"
source: "https://onebag.travel/compare/5uozk4l5zy/ks-ultralight-ks27/fqc60l6hae/matador-freerain22-waterproof-packable-backpack/"
---
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3.  KS Ultralight KS27 vs. Matador Freerain22 Waterproof Packable Backpack

# KS Ultralight KS27 vs. Matador Freerain22 Waterproof Packable Backpack

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

## [KS Ultralight KS27](https://onebag.travel/carryon/5uozk4l5zy/ks-ultralight-ks27/)

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

![Front facing view of the KS Ultralight KS27](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990375/carryons/ks-ultralight-ks27-5uozk4l5zy.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>27 L</td></tr><tr><td>Weight</td><td>0.3 kg</td></tr><tr><td>Dimensions</td><td>55×28×16 cm</td></tr><tr><td>Airline fit</td><td>87%</td></tr><tr><td>Price</td><td>$130</td></tr></tbody></table>

## Feature by feature

| KS Ultralight KS27 | Feature | Matador Freerain22 Waterproof Packable Backpack |
| --- | --- | --- |
| Storage |
| 2 | Compression | 2 |
| None | Expanded Capacity | None |
| 0 | Opening | 2 |
| top | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| N | Laptop | N |
| 2 | Main Compartments | 2 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>X-pac VX 07 YKK "waterproof zip"</td><td>70D Robic® nylon with UHMWPE ripstop, PFAS free</td></tr></tbody></table>

## [Matador Freerain22 Waterproof Packable Backpack](https://onebag.travel/carryon/fqc60l6hae/matador-freerain22-waterproof-packable-backpack/)

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

![Front facing view of the Matador Freerain22 Waterproof Packable Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1629963005/carryons/Freerain22_Waterproof_Packable_Backpack_cbg8of.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>22 L</td></tr><tr><td>Weight</td><td>0.3 kg</td></tr><tr><td>Dimensions</td><td>50×27×18 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr><tr><td>Price</td><td>$100</td></tr></tbody></table>

## Key differences between the KS Ultralight KS27 and Matador Freerain22 Waterproof Packable Backpack

-   **Opening:** Other on the KS Ultralight KS27; Rolltop on the Matador Freerain22 Waterproof Packable Backpack.
-   **Passport pocket:** Top on the KS Ultralight KS27; Front on the Matador Freerain22 Waterproof Packable Backpack.

Both have: compression straps, backpack straps, hip belt, sternum strap, 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. 164 accept both. 0 accept only the KS Ultralight KS27, and 10 accept only the Matador Freerain22 Waterproof Packable Backpack.

### Only the Matador Freerain22 Waterproof Packable Backpack fits

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

## KS Ultralight KS27 vs. Matador Freerain22 Waterproof Packable Backpack: which should you pack?

The **KS Ultralight KS27** carries 5L more than the **Matador Freerain22 Waterproof Packable Backpack** (27L vs. 22L), while the **KS Ultralight KS27** is the lighter pack at 0.3kg (vs. 0.3kg). For carry-on flexibility, the **Matador Freerain22 Waterproof Packable Backpack** fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the KS Ultralight KS27; if you want to travel lighter, the KS Ultralight KS27 is the better call.