---
url: "https://onebag.travel/compare/ev2696nauu/arcteryx-mantis-26-backpack/pf7vbutynt/cotopaxi-cusco-backpack-26l/"
title: "Arc'teryx Mantis 26 Backpack vs Cotopaxi Cusco Backpack 26L"
description: "Arc'teryx Mantis 26 Backpack vs Cotopaxi Cusco Backpack 26L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/ev2696nauu/arcteryx-mantis-26-backpack/pf7vbutynt/cotopaxi-cusco-backpack-26l/"
---
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3.  Arc'teryx Mantis 26 Backpack vs. Cotopaxi Cusco Backpack 26L

# Arc'teryx Mantis 26 Backpack vs. Cotopaxi Cusco Backpack 26L

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

## [Arc'teryx Mantis 26 Backpack](https://onebag.travel/carryon/ev2696nauu/arcteryx-mantis-26-backpack/)

![Front facing view of the Arc'teryx Mantis 26 Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/carryons/j63xkw358ywnzfgvgkzu)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>26 L</td></tr><tr><td>Weight</td><td>1.84 kg</td></tr><tr><td>Dimensions</td><td>48×28×25 cm</td></tr><tr><td>Airline fit</td><td>40%</td></tr></tbody></table>

## Feature by feature

| Arc'teryx Mantis 26 Backpack | Feature | Cotopaxi Cusco Backpack 26L |
| --- | --- | --- |
| 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 | Y |
| Inside |
|  | Laptop | 15in |
| 1 | Main Compartments | 1 |
|  | Organizer | Y |
| Outside |
| × | Hard Shell | × |
|  | Rain-fly | N |
|  | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Recycled Polyester</td><td>100% repurposed 600D polyester</td></tr></tbody></table>

## [Cotopaxi Cusco Backpack 26L](https://onebag.travel/carryon/pf7vbutynt/cotopaxi-cusco-backpack-26l/)

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

![Front facing view of the Cotopaxi Cusco Backpack 26L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621511060/carryons/Cotopaxi_Cusco_Backpack_26L_hu2bah.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>0.7 kg</td></tr><tr><td>Dimensions</td><td>53×33×23 cm</td></tr><tr><td>Airline fit</td><td>70%</td></tr><tr><td>Price</td><td>$110</td></tr></tbody></table>

## Key differences between the Arc'teryx Mantis 26 Backpack and Cotopaxi Cusco Backpack 26L

-   **Sternum strap:** No on the Arc'teryx Mantis 26 Backpack; Yes on the Cotopaxi Cusco Backpack 26L.

Both have: backpack straps, water resistant.

## Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 73 accept both. 3 accept only the Arc'teryx Mantis 26 Backpack, and 59 accept only the Cotopaxi Cusco Backpack 26L.

### Only the Arc'teryx Mantis 26 Backpack fits

Etihad Airways, Great Lakes Airlines, Qatar Airways.

### Only the Cotopaxi Cusco Backpack 26L 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, Porter Airlines, Qantas Airways, Republic Airways, 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, WestJet.

## Arc'teryx Mantis 26 Backpack vs. Cotopaxi Cusco Backpack 26L: which should you pack?

The **Arc'teryx Mantis 26 Backpack** carries the same capacity as the **Cotopaxi Cusco Backpack 26L** (26L vs. 26L), while the **Cotopaxi Cusco Backpack 26L** is the lighter pack at 0.7kg (vs. 1.84kg). For carry-on flexibility, the **Cotopaxi Cusco Backpack 26L** fits 70% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Arc'teryx Mantis 26 Backpack; if you want to travel lighter, the Cotopaxi Cusco Backpack 26L is the better call.