---
url: "https://onebag.travel/compare/g73g0lm6am/heimplanet-motion-arc-20/qnp9mgxav9/kathmandu-cotinga-kids-pack/"
title: "HEIMPLANET Motion Arc 20 vs Kathmandu Cotinga Kid's Pack"
description: "HEIMPLANET Motion Arc 20 vs Kathmandu Cotinga Kid's Pack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/g73g0lm6am/heimplanet-motion-arc-20/qnp9mgxav9/kathmandu-cotinga-kids-pack/"
---
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3.  HEIMPLANET Motion Arc 20 vs. Kathmandu Cotinga Kid's Pack

# HEIMPLANET Motion Arc 20 vs. Kathmandu Cotinga Kid's Pack

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

## [HEIMPLANET Motion Arc 20](https://onebag.travel/carryon/g73g0lm6am/heimplanet-motion-arc-20/)

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

![Front facing view of the HEIMPLANET Motion Arc 20](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1625723446/carryons/HEIMPLANET_Motion_Arc_20_xicwa8.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>0.74 kg</td></tr><tr><td>Dimensions</td><td>52×32×22 cm</td></tr><tr><td>Airline fit</td><td>70%</td></tr><tr><td>Price</td><td>$169</td></tr></tbody></table>

## Feature by feature

| HEIMPLANET Motion Arc 20 | Feature | Kathmandu Cotinga Kid's Pack |
| --- | --- | --- |
| Storage |
| N | Compression | Y |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | N |
| Inside |
| 15in | Laptop | N |
| 1 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | 1 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>210 D Ripstop Nylon Melange with PEVR lamination</td><td>100% Polyester</td></tr></tbody></table>

## [Kathmandu Cotinga Kid's Pack](https://onebag.travel/carryon/qnp9mgxav9/kathmandu-cotinga-kids-pack/)

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

![Front facing view of the Kathmandu Cotinga Kid's Pack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1627533944/carryons/Kathmandu_Cotinga_Kid_s_Pack_bxtue9.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>0.42 kg</td></tr><tr><td>Dimensions</td><td>41×27×20.5 cm</td></tr><tr><td>Airline fit</td><td>76%</td></tr><tr><td>Price</td><td>$60</td></tr></tbody></table>

## Key differences between the HEIMPLANET Motion Arc 20 and Kathmandu Cotinga Kid's Pack

-   **Compression straps:** No on the HEIMPLANET Motion Arc 20; Yes on the Kathmandu Cotinga Kid's Pack.
-   **Sternum strap:** Removable on the HEIMPLANET Motion Arc 20; No on the Kathmandu Cotinga Kid's Pack.
-   **Laptop sleeve:** 15in on the HEIMPLANET Motion Arc 20; No on the Kathmandu Cotinga Kid's Pack.

Both have: backpack straps, 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. 133 accept both. 0 accept only the HEIMPLANET Motion Arc 20, and 11 accept only the Kathmandu Cotinga Kid's Pack.

### Only the Kathmandu Cotinga Kid's Pack fits

American Eagle, Etihad Airways, Great Lakes Airlines, Gulf Air, Liat Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Virgin Australia.

## HEIMPLANET Motion Arc 20 vs. Kathmandu Cotinga Kid's Pack: which should you pack?

The **HEIMPLANET Motion Arc 20** carries the same capacity as the **Kathmandu Cotinga Kid's Pack** (20L vs. 20L), while the **Kathmandu Cotinga Kid's Pack** is the lighter pack at 0.42kg (vs. 0.74kg). For carry-on flexibility, the **Kathmandu Cotinga Kid's Pack** fits 76% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the HEIMPLANET Motion Arc 20; if you want to travel lighter, the Kathmandu Cotinga Kid's Pack is the better call.