---
url: "https://onebag.travel/compare/aqw7uasy9t/opposethis-invisible-backpack-3/eqltmpswmj/opposethis-invisible-rolltop/"
title: "OpposeThis Invisible Backpack 3 vs OPPOSETHIS Invisible Rolltop"
description: "OpposeThis Invisible Backpack 3 vs OPPOSETHIS Invisible Rolltop: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/aqw7uasy9t/opposethis-invisible-backpack-3/eqltmpswmj/opposethis-invisible-rolltop/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  OpposeThis Invisible Backpack 3 vs. OPPOSETHIS Invisible Rolltop

# OpposeThis Invisible Backpack 3 vs. OPPOSETHIS Invisible Rolltop

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

## [OpposeThis Invisible Backpack 3](https://onebag.travel/carryon/aqw7uasy9t/opposethis-invisible-backpack-3/)

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

![Front facing view of the OpposeThis Invisible Backpack 3](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601587752/carryons/Th2_2048x2048_llg2gz.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>23 L</td></tr><tr><td>Weight</td><td>0.9 kg</td></tr><tr><td>Dimensions</td><td>49×35×19 cm</td></tr><tr><td>Airline fit</td><td>90%</td></tr><tr><td>Price</td><td>$250</td></tr></tbody></table>

## Feature by feature

| OpposeThis Invisible Backpack 3 | Feature | OPPOSETHIS Invisible Rolltop |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | 26L |
| 3 | Opening | 2 |
| top | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | removable |
| Inside |
| 15in | Laptop | 17in |
| 5 | Main Compartments | 1 |
| N | Organizer | N |
| 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>800x600D lightweight waterproof nylon-polyester blend</td></tr></tbody></table>

## [OPPOSETHIS Invisible Rolltop](https://onebag.travel/carryon/eqltmpswmj/opposethis-invisible-rolltop/)

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

![Front facing view of the OPPOSETHIS Invisible Rolltop](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1630640264/carryons/Opposethis_invisible_rolltop_erse1p.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>0.9 kg</td></tr><tr><td>Dimensions</td><td>45×39×15 cm</td></tr><tr><td>Airline fit</td><td>59%</td></tr><tr><td>Price</td><td>$185</td></tr></tbody></table>

## Key differences between the OpposeThis Invisible Backpack 3 and OPPOSETHIS Invisible Rolltop

-   **Opening:** Top flap on the OpposeThis Invisible Backpack 3; Rolltop on the OPPOSETHIS Invisible Rolltop.
-   **Passport pocket:** Top on the OpposeThis Invisible Backpack 3; No on the OPPOSETHIS Invisible Rolltop.
-   **Laptop sleeve:** 15in on the OpposeThis Invisible Backpack 3; 17in on the OPPOSETHIS Invisible Rolltop.
-   **Main compartments:** 5 on the OpposeThis Invisible Backpack 3; 1 on the OPPOSETHIS Invisible Rolltop.

Both have: backpack straps, sternum strap, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 111 accept both. 60 accept only the OpposeThis Invisible Backpack 3, and 1 accept only the OPPOSETHIS Invisible Rolltop.

### Only the OpposeThis Invisible Backpack 3 fits

Aerolineas Argentinas, Air Asia, Air France, Air India, Air Macau, Air Mauritius, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Avianca , Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, Cambodia Angkor Air, Cathay Pacific, Cebu Pacific, China Airlines, CommutAir, Conviasa, Copa Airlines, Delta Airlines, Dragonair, Emirates Airlines, EVA Air, flybe, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, Indigo, InselAir, Jet Airways, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Kulula, LATAM , Liat Airlines, Malaysia Airlines, Mango, Pakistan International, Qantas Airways, Qatar Airways, Republic Airways, Royal Brunei Airlines, Scoot, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Tiger Airways, Trans States, United Airlines, Vietnam Airlines, Virgin Atlantic, WestJet.

### Only the OPPOSETHIS Invisible Rolltop fits

Gulf Air.

## OpposeThis Invisible Backpack 3 vs. OPPOSETHIS Invisible Rolltop: which should you pack?

The **OpposeThis Invisible Backpack 3** carries 2L more than the **OPPOSETHIS Invisible Rolltop** (23L vs. 21L), while the **OpposeThis Invisible Backpack 3** is the lighter pack at 0.9kg (vs. 0.9kg). For carry-on flexibility, the **OpposeThis Invisible Backpack 3** fits 90% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the OpposeThis Invisible Backpack 3; if you want to travel lighter, the OpposeThis Invisible Backpack 3 is the better call.