---
url: "https://onebag.travel/compare/p7tei3ui39/boundary-supply-rennen-recycled-daypack/we8jc3v3uo/stm-grace/"
title: "Boundary Supply Rennen Recycled Daypack vs STM Grace"
description: "Boundary Supply Rennen Recycled Daypack vs STM Grace: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/p7tei3ui39/boundary-supply-rennen-recycled-daypack/we8jc3v3uo/stm-grace/"
---
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3.  Boundary Supply Rennen Recycled Daypack vs. STM Grace

# Boundary Supply Rennen Recycled Daypack vs. STM Grace

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

## [Boundary Supply Rennen Recycled Daypack](https://onebag.travel/carryon/p7tei3ui39/boundary-supply-rennen-recycled-daypack/)

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

![Front facing view of the Boundary Supply Rennen Recycled Daypack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1620707616/carryons/Boundary_Supply_rennen_Recycled_xb5dhq.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>$140</td></tr></tbody></table>

## Feature by feature

| Boundary Supply Rennen Recycled Daypack | Feature | STM Grace |
| --- | --- | --- |
| 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 | 1 |
| N | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | N |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>RE-3™ 600/500D Eco Cordura®</td><td>100% polyester</td></tr></tbody></table>

## [STM Grace](https://onebag.travel/carryon/we8jc3v3uo/stm-grace/)

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

![Front facing view of the STM Grace](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1634044887/carryons/STM_Grace_s3y2s6.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>0.6 kg</td></tr><tr><td>Dimensions</td><td>42×29×11 cm</td></tr><tr><td>Airline fit</td><td>95%</td></tr><tr><td>Price</td><td>$100</td></tr></tbody></table>

## Key differences between the Boundary Supply Rennen Recycled Daypack and STM Grace

-   **Built-in organizer:** No on the Boundary Supply Rennen Recycled Daypack; Yes on the STM Grace.
-   **Water bottle pockets:** 1 on the Boundary Supply Rennen Recycled Daypack; No on the STM Grace.

Both have: backpack straps, 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. 178 accept both. 1 accept only the Boundary Supply Rennen Recycled Daypack, and 2 accept only the STM Grace.

### Only the Boundary Supply Rennen Recycled Daypack fits

Great Lakes Airlines.

### Only the STM Grace fits

Air Tahiti, Gulf Air.

## Boundary Supply Rennen Recycled Daypack vs. STM Grace: which should you pack?

The **Boundary Supply Rennen Recycled Daypack** carries 2L more than the **STM Grace** (22L vs. 20L), while the **STM Grace** is the lighter pack at 0.6kg (vs. 0.9kg). For carry-on flexibility, the **Boundary Supply Rennen Recycled Daypack** fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Boundary Supply Rennen Recycled Daypack; if you want to travel lighter, the STM Grace is the better call.