---
url: "https://onebag.travel/compare/9xu51kf1km/aer-travel-pack-2-small/bu2knfaj28/calpak-terra-26l-laptop-duffel-backpack/"
title: "Aer Travel Pack 2 Small vs Calpak Terra 26L Laptop Duffel Backpack"
description: "Aer Travel Pack 2 Small vs Calpak Terra 26L Laptop Duffel Backpack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/9xu51kf1km/aer-travel-pack-2-small/bu2knfaj28/calpak-terra-26l-laptop-duffel-backpack/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Aer Travel Pack 2 Small vs. Calpak Terra 26L Laptop Duffel Backpack

# Aer Travel Pack 2 Small vs. Calpak Terra 26L Laptop Duffel Backpack

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

## [Aer Travel Pack 2 Small](https://onebag.travel/carryon/9xu51kf1km/aer-travel-pack-2-small/)

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

![Front facing view of the Aer Travel Pack 2 Small](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1620122261/carryons/Aer_Travel_Pack_2_Small_hkws6h.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>28 L</td></tr><tr><td>Weight</td><td>1.7 kg</td></tr><tr><td>Dimensions</td><td>48×33×19 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr><tr><td>Price</td><td>$229</td></tr></tbody></table>

## Feature by feature

| Aer Travel Pack 2 Small | Feature | Calpak Terra 26L Laptop Duffel Backpack |
| --- | --- | --- |
| Storage |
| 4 | Compression | 4 |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top, side | Passport | front |
| Y | Passthrough | Y |
| Carry |
| Y | Backpack | hideable |
| optional | Hip Belt |  |
| removable | Sternum Strap |  |
| Inside |
| 16in | Laptop | 17in |
| 5 | Main Compartments | 7 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 1, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>700D Cordura</td><td>Recycled Ripstop Polyester w/ TPU Coating</td></tr></tbody></table>

## [Calpak Terra 26L Laptop Duffel Backpack](https://onebag.travel/carryon/bu2knfaj28/calpak-terra-26l-laptop-duffel-backpack/)

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

![Front facing view of the Calpak Terra 26L Laptop Duffel Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990343/carryons/calpak-terra-26l-laptop-duffel-backpack-bu2knfaj28.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>26 L</td></tr><tr><td>Weight</td><td>1.3 kg</td></tr><tr><td>Dimensions</td><td>46×30×19 cm</td></tr><tr><td>Airline fit</td><td>94%</td></tr><tr><td>Price</td><td>$200</td></tr></tbody></table>

## Key differences between the Aer Travel Pack 2 Small and Calpak Terra 26L Laptop Duffel Backpack

-   **Passport pocket:** Top, side on the Aer Travel Pack 2 Small; Front on the Calpak Terra 26L Laptop Duffel Backpack.
-   **Backpack straps:** Yes on the Aer Travel Pack 2 Small; Hideable on the Calpak Terra 26L Laptop Duffel Backpack.
-   **Laptop sleeve:** 16in on the Aer Travel Pack 2 Small; 17in on the Calpak Terra 26L Laptop Duffel Backpack.
-   **Main compartments:** 5 on the Aer Travel Pack 2 Small; 7 on the Calpak Terra 26L Laptop Duffel Backpack.

Both have: compression straps, luggage passthrough, built-in organizer, 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. 174 accept both. 0 accept only the Aer Travel Pack 2 Small, and 4 accept only the Calpak Terra 26L Laptop Duffel Backpack.

### Only the Calpak Terra 26L Laptop Duffel Backpack fits

Air Niugini, American Eagle, easyJet, Ravn Alaska.

## Aer Travel Pack 2 Small vs. Calpak Terra 26L Laptop Duffel Backpack: which should you pack?

The **Aer Travel Pack 2 Small** carries 2L more than the **Calpak Terra 26L Laptop Duffel Backpack** (28L vs. 26L), while the **Calpak Terra 26L Laptop Duffel Backpack** is the lighter pack at 1.3kg (vs. 1.7kg). For carry-on flexibility, the **Calpak Terra 26L Laptop Duffel Backpack** fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Aer Travel Pack 2 Small; if you want to travel lighter, the Calpak Terra 26L Laptop Duffel Backpack is the better call.