---
url: "https://onebag.travel/compare/3la3efqguy/stm-prime/tpefqm1522/forclaz-2in1-tote-15l/"
title: "STM Prime vs Forclaz 2in1 Tote 15L - One Bag Travel"
description: "STM Prime vs Forclaz 2in1 Tote 15L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/3la3efqguy/stm-prime/tpefqm1522/forclaz-2in1-tote-15l/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  STM Prime vs. Forclaz 2in1 Tote 15L

# STM Prime vs. Forclaz 2in1 Tote 15L

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

## [STM Prime](https://onebag.travel/carryon/3la3efqguy/stm-prime/)

![Front facing view of the STM Prime](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601123578/carryons/stmprime_yfxzkc.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>15 L</td></tr><tr><td>Weight</td><td>0.7 kg</td></tr><tr><td>Dimensions</td><td>42×26×13 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$80</td></tr></tbody></table>

## Feature by feature

| STM Prime | Feature | Forclaz 2in1 Tote 15L |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| top | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | hideable |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 13in | Laptop | 14in |
| 2 | Main Compartments | 1 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | N |

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

## [Forclaz 2in1 Tote 15L](https://onebag.travel/carryon/tpefqm1522/forclaz-2in1-tote-15l/)

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

![Front facing view of the Forclaz 2in1 Tote 15L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990365/carryons/forclaz-2in1-tote-15l-tpefqm1522.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>15 L</td></tr><tr><td>Weight</td><td>0.2 kg</td></tr><tr><td>Dimensions</td><td>45×35×15 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$27</td></tr></tbody></table>

## Key differences between the STM Prime and Forclaz 2in1 Tote 15L

-   **Passport pocket:** Top on the STM Prime; No on the Forclaz 2in1 Tote 15L.
-   **Backpack straps:** Yes on the STM Prime; Hideable on the Forclaz 2in1 Tote 15L.
-   **Laptop sleeve:** 13in on the STM Prime; 14in on the Forclaz 2in1 Tote 15L.
-   **Main compartments:** 2 on the STM Prime; 1 on the Forclaz 2in1 Tote 15L.
-   **Water resistant:** Yes on the STM Prime; No on the Forclaz 2in1 Tote 15L.

Both have: 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. 176 accept both. 5 accept only the STM Prime, and 0 accept only the Forclaz 2in1 Tote 15L.

### Only the STM Prime fits

Air Niugini, Cayman Airways, Great Lakes Airlines, Regional Express, Virgin Australia.

## STM Prime vs. Forclaz 2in1 Tote 15L: which should you pack?

The **STM Prime** carries the same capacity as the **Forclaz 2in1 Tote 15L** (15L vs. 15L), while the **Forclaz 2in1 Tote 15L** is the lighter pack at 0.2kg (vs. 0.7kg). For carry-on flexibility, the **STM Prime** fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the STM Prime; if you want to travel lighter, the Forclaz 2in1 Tote 15L is the better call.