---
url: "https://onebag.travel/compare/1jv0r1cham/opposethis-invisible-carry-on-backpack/ofk1l18uif/hynes-eagle-38l-flight-approved-carry-on-backpack/"
title: "OPPOSETHIS Invisible CARRY-ON backpack vs Hynes Eagle 38L Flight Approved Carry on Backpack"
description: "OPPOSETHIS Invisible CARRY-ON backpack vs Hynes Eagle 38L Flight Approved Carry on Backpack: capacity, weight, dimensions and how many airlines accept each as…"
source: "https://onebag.travel/compare/1jv0r1cham/opposethis-invisible-carry-on-backpack/ofk1l18uif/hynes-eagle-38l-flight-approved-carry-on-backpack/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  OPPOSETHIS Invisible CARRY-ON backpack vs. Hynes Eagle 38L Flight Approved Carry on Backpack

# OPPOSETHIS Invisible CARRY-ON backpack vs. Hynes Eagle 38L Flight Approved Carry on Backpack

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

## [OPPOSETHIS Invisible CARRY-ON backpack](https://onebag.travel/carryon/1jv0r1cham/opposethis-invisible-carry-on-backpack/)

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

![Front facing view of the OPPOSETHIS Invisible CARRY-ON backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1630648990/carryons/OPPOSETHIS_Invisible_Carry-On_Backpack_asa5kd.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>21 L</td></tr><tr><td>Weight</td><td>0.85 kg</td></tr><tr><td>Dimensions</td><td>47×32×15 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr><tr><td>Price</td><td>$255</td></tr></tbody></table>

## Feature by feature

| OPPOSETHIS Invisible CARRY-ON backpack | Feature | Hynes Eagle 38L Flight Approved Carry on Backpack |
| --- | --- | --- |
| Storage |
| N | Compression | Y |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| Y | Passport | Y |
| N | Passthrough | N |
| Carry |
| Y | Backpack | hideable |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 15in | Laptop | 16in |
| 1 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | N |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>800x600D lightweight waterproof nylon-polyester blend</td><td>100% Polyester</td></tr></tbody></table>

## [Hynes Eagle 38L Flight Approved Carry on Backpack](https://onebag.travel/carryon/ofk1l18uif/hynes-eagle-38l-flight-approved-carry-on-backpack/)

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

![Front facing view of the Hynes Eagle 38L Flight Approved Carry on Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1626178863/carryons/Hynes_Eagle_38L_Flight_Approved_Carry_On_Backpack_vxcbuf.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>38 L</td></tr><tr><td>Weight</td><td>0.8 kg</td></tr><tr><td>Dimensions</td><td>50×33×20 cm</td></tr><tr><td>Airline fit</td><td>91%</td></tr><tr><td>Price</td><td>$40</td></tr></tbody></table>

## Key differences between the OPPOSETHIS Invisible CARRY-ON backpack and Hynes Eagle 38L Flight Approved Carry on Backpack

-   **Compression straps:** No on the OPPOSETHIS Invisible CARRY-ON backpack; Yes on the Hynes Eagle 38L Flight Approved Carry on Backpack.
-   **Backpack straps:** Yes on the OPPOSETHIS Invisible CARRY-ON backpack; Hideable on the Hynes Eagle 38L Flight Approved Carry on Backpack.
-   **Laptop sleeve:** 15in on the OPPOSETHIS Invisible CARRY-ON backpack; 16in on the Hynes Eagle 38L Flight Approved Carry on Backpack.

Both have: passport pocket, sternum strap, built-in organizer, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 172 accept both. 2 accept only the OPPOSETHIS Invisible CARRY-ON backpack, and 0 accept only the Hynes Eagle 38L Flight Approved Carry on Backpack.

### Only the OPPOSETHIS Invisible CARRY-ON backpack fits

Regional Express, Virgin Australia.

## OPPOSETHIS Invisible CARRY-ON backpack vs. Hynes Eagle 38L Flight Approved Carry on Backpack: which should you pack?

The **Hynes Eagle 38L Flight Approved Carry on Backpack** carries 17L more than the **OPPOSETHIS Invisible CARRY-ON backpack** (21L vs. 38L), while the **Hynes Eagle 38L Flight Approved Carry on Backpack** is the lighter pack at 0.8kg (vs. 0.85kg). For carry-on flexibility, the **OPPOSETHIS Invisible CARRY-ON backpack** fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Hynes Eagle 38L Flight Approved Carry on Backpack; if you want to travel lighter, the Hynes Eagle 38L Flight Approved Carry on Backpack is the better call.