---
url: "https://onebag.travel/compare/bt8xxrp7ls/amazon-basics-ultralight-portable-packable-day-pack/y1h7unap16/boundary-supply-rennen-x-pac-daypack/"
title: "Amazon Basics Ultralight Portable Packable Day Pack vs Boundary Supply Rennen X-Pac Daypack"
description: "Amazon Basics Ultralight Portable Packable Day Pack vs Boundary Supply Rennen X-Pac Daypack: capacity, weight, dimensions and how many airlines accept each as…"
source: "https://onebag.travel/compare/bt8xxrp7ls/amazon-basics-ultralight-portable-packable-day-pack/y1h7unap16/boundary-supply-rennen-x-pac-daypack/"
---
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3.  Amazon Basics Ultralight Portable Packable Day Pack vs. Boundary Supply Rennen X-Pac Daypack

# Amazon Basics Ultralight Portable Packable Day Pack vs. Boundary Supply Rennen X-Pac Daypack

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

## [Amazon Basics Ultralight Portable Packable Day Pack](https://onebag.travel/carryon/bt8xxrp7ls/amazon-basics-ultralight-portable-packable-day-pack/)

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

![Front facing view of the Amazon Basics Ultralight Portable Packable Day Pack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1620298017/carryons/Amazon_Basics_Ultralight_Portable_Packable_Day_Pack_akwur2.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>158.8 kg</td></tr><tr><td>Dimensions</td><td>44.5×29.2×19.1 cm</td></tr><tr><td>Airline fit</td><td>95%</td></tr><tr><td>Price</td><td>$20</td></tr></tbody></table>

## Feature by feature

| Amazon Basics Ultralight Portable Packable Day Pack | Feature | Boundary Supply Rennen X-Pac Daypack |
| --- | --- | --- |
| Storage |
| Y | 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 |
| N | Laptop | 15in |
| 1 | Main Compartments | 1 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | 1 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Nylon</td><td>Custom VX21 X-Pac material</td></tr></tbody></table>

## [Boundary Supply Rennen X-Pac Daypack](https://onebag.travel/carryon/y1h7unap16/boundary-supply-rennen-x-pac-daypack/)

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

![Front facing view of the Boundary Supply Rennen X-Pac Daypack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1620707394/carryons/Boundary_Supply_Rennen_tsojqe.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>0.9 kg</td></tr><tr><td>Dimensions</td><td>46×28×18 cm</td></tr><tr><td>Airline fit</td><td>95%</td></tr><tr><td>Price</td><td>$170</td></tr></tbody></table>

## Key differences between the Amazon Basics Ultralight Portable Packable Day Pack and Boundary Supply Rennen X-Pac Daypack

-   **Compression straps:** Yes on the Amazon Basics Ultralight Portable Packable Day Pack; No on the Boundary Supply Rennen X-Pac Daypack.
-   **Laptop sleeve:** No on the Amazon Basics Ultralight Portable Packable Day Pack; 15in on the Boundary Supply Rennen X-Pac Daypack.

Both have: backpack straps, 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. 178 accept both. 2 accept only the Amazon Basics Ultralight Portable Packable Day Pack, and 1 accept only the Boundary Supply Rennen X-Pac Daypack.

### Only the Amazon Basics Ultralight Portable Packable Day Pack fits

Air Tahiti, Gulf Air.

### Only the Boundary Supply Rennen X-Pac Daypack fits

Great Lakes Airlines.

## Amazon Basics Ultralight Portable Packable Day Pack vs. Boundary Supply Rennen X-Pac Daypack: which should you pack?

The **Amazon Basics Ultralight Portable Packable Day Pack** carries 5L more than the **Boundary Supply Rennen X-Pac Daypack** (27L vs. 22L), while the **Boundary Supply Rennen X-Pac Daypack** is the lighter pack at 0.9kg (vs. 158.8kg). For carry-on flexibility, the **Amazon Basics Ultralight Portable Packable Day Pack** fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Amazon Basics Ultralight Portable Packable Day Pack; if you want to travel lighter, the Boundary Supply Rennen X-Pac Daypack is the better call.