---
url: "https://onebag.travel/compare/0ulpzn52rs/corsurf-island-hopper-2-0-34l/5i9umxrgtv/cotopaxi-allpa-28/"
title: "Corsurf Island Hopper 2.0 34L vs Cotopaxi Allpa 28"
description: "Corsurf Island Hopper 2.0 34L vs Cotopaxi Allpa 28: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/0ulpzn52rs/corsurf-island-hopper-2-0-34l/5i9umxrgtv/cotopaxi-allpa-28/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Corsurf Island Hopper 2.0 34L vs. Cotopaxi Allpa 28

# Corsurf Island Hopper 2.0 34L vs. Cotopaxi Allpa 28

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

## [Corsurf Island Hopper 2.0 34L](https://onebag.travel/carryon/0ulpzn52rs/corsurf-island-hopper-2-0-34l/)

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

![Front facing view of the Corsurf Island Hopper 2.0 34L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990346/carryons/corsurf-island-hopper-2-0-34l-0ulpzn52rs.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>34 L</td></tr><tr><td>Weight</td><td>1.1 kg</td></tr><tr><td>Dimensions</td><td>49×29×25 cm</td></tr><tr><td>Airline fit</td><td>40%</td></tr><tr><td>Price</td><td>$135</td></tr></tbody></table>

## Feature by feature

| Corsurf Island Hopper 2.0 34L | Feature | Cotopaxi Allpa 28 |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| back | Passport | side |
| Y | Passthrough | Y |
| Carry |
| Y | Backpack | hideable |
| hideable | Hip Belt | hideable |
| Y | Sternum Strap | Y |
| Inside |
| 16in | Laptop | 15in |
| 5 | Main Compartments | 4 |
| N | Organizer | N |
| 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>Unspecified: 420D ripstop polyester PU laminated with TPU waterproof coating</td><td>100% recycled 840D TPU-coated nylon</td></tr></tbody></table>

## [Cotopaxi Allpa 28](https://onebag.travel/carryon/5i9umxrgtv/cotopaxi-allpa-28/)

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

![Front facing view of the Cotopaxi Allpa 28](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1600983875/carryons/cotopaxi_ogqiah.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 kg</td></tr><tr><td>Dimensions</td><td>48×30×23 cm</td></tr><tr><td>Airline fit</td><td>73%</td></tr><tr><td>Price</td><td>$200</td></tr></tbody></table>

## Key differences between the Corsurf Island Hopper 2.0 34L and Cotopaxi Allpa 28

-   **Passport pocket:** Back on the Corsurf Island Hopper 2.0 34L; Side on the Cotopaxi Allpa 28.
-   **Backpack straps:** Yes on the Corsurf Island Hopper 2.0 34L; Hideable on the Cotopaxi Allpa 28.
-   **Laptop sleeve:** 16in on the Corsurf Island Hopper 2.0 34L; 15in on the Cotopaxi Allpa 28.
-   **Main compartments:** 5 on the Corsurf Island Hopper 2.0 34L; 4 on the Cotopaxi Allpa 28.

Both have: luggage passthrough, 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. 75 accept both. 0 accept only the Corsurf Island Hopper 2.0 34L, and 63 accept only the Cotopaxi Allpa 28.

### Only the Cotopaxi Allpa 28 fits

Aer Lingus, Air Asia, Air Canada, Air Macau, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Delta Airlines, Dragonair, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Flair Air, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Norwegian, Oman Air, Porter Airlines, Qantas Airways, Regional Express, Republic Airways, Royal Jordanian, SAS Scandinavian, Scoot, Skywest, Inc., South African Airways, SriLankan Airlines, Swiss Int'l Air Lines, Tiger Airways, Trans States, Turkish Airlines, United Airlines, Vietnam Airlines, Virgin Atlantic, Virgin Australia, WestJet.

## Corsurf Island Hopper 2.0 34L vs. Cotopaxi Allpa 28: which should you pack?

The **Corsurf Island Hopper 2.0 34L** carries 6L more than the **Cotopaxi Allpa 28** (34L vs. 28L), while the **Cotopaxi Allpa 28** is the lighter pack at 1kg (vs. 1.1kg). For carry-on flexibility, the **Cotopaxi Allpa 28** fits 73% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Corsurf Island Hopper 2.0 34L; if you want to travel lighter, the Cotopaxi Allpa 28 is the better call.