---
url: "https://onebag.travel/compare/etsc9hpo8p/ula-equipment-ultra-36l-dragonfly/l7agtd2du4/topo-travel-bag-40l/"
title: "ULA Equipment Ultra 36L Dragonfly vs Topo Travel Bag 40L"
description: "ULA Equipment Ultra 36L Dragonfly vs Topo Travel Bag 40L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/etsc9hpo8p/ula-equipment-ultra-36l-dragonfly/l7agtd2du4/topo-travel-bag-40l/"
---
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3.  ULA Equipment Ultra 36L Dragonfly vs. Topo Travel Bag 40L

# ULA Equipment Ultra 36L Dragonfly vs. Topo Travel Bag 40L

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

## [ULA Equipment Ultra 36L Dragonfly](https://onebag.travel/carryon/etsc9hpo8p/ula-equipment-ultra-36l-dragonfly/)

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

![Front facing view of the ULA Equipment Ultra 36L Dragonfly](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990721/carryons/ula-equipment-ultra-36l-dragonfly-etsc9hpo8p.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>36 L</td></tr><tr><td>Weight</td><td>0.9 kg</td></tr><tr><td>Dimensions</td><td>52×30×19 cm</td></tr><tr><td>Airline fit</td><td>88%</td></tr><tr><td>Price</td><td>$320</td></tr></tbody></table>

## Feature by feature

| ULA Equipment Ultra 36L Dragonfly | Feature | Topo Travel Bag 40L |
| --- | --- | --- |
| Storage |
| 2 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | hideable |
| removable | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside |
| 17in | Laptop | 15in |
| 4 | Main Compartments | 4 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Challenge ULTRA, ULTRA TX, UltraStretch</td><td>1000D recycled nylon,</td></tr></tbody></table>

## [Topo Travel Bag 40L](https://onebag.travel/carryon/l7agtd2du4/topo-travel-bag-40l/)

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

![Front facing view of the Topo Travel Bag 40L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1617230517/carryons/Topo_Travel_Bag_-_40L_hretnv.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>40 L</td></tr><tr><td>Weight</td><td>1.7 kg</td></tr><tr><td>Dimensions</td><td>57×36×19 cm</td></tr><tr><td>Airline fit</td><td>16%</td></tr><tr><td>Price</td><td>$230</td></tr></tbody></table>

## Key differences between the ULA Equipment Ultra 36L Dragonfly and Topo Travel Bag 40L

-   **Compression straps:** 2 on the ULA Equipment Ultra 36L Dragonfly; No on the Topo Travel Bag 40L.
-   **Passport pocket:** Top on the ULA Equipment Ultra 36L Dragonfly; Front on the Topo Travel Bag 40L.
-   **Backpack straps:** Yes on the ULA Equipment Ultra 36L Dragonfly; Hideable on the Topo Travel Bag 40L.
-   **Laptop sleeve:** 17in on the ULA Equipment Ultra 36L Dragonfly; 15in on the Topo Travel Bag 40L.

Both have: 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. 31 accept both. 136 accept only the ULA Equipment Ultra 36L Dragonfly, and 0 accept only the Topo Travel Bag 40L.

### Only the ULA Equipment Ultra 36L Dragonfly fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Nostrum, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Blue Air, Boliviana de Aviacion, British Airways, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Copa Airlines, Czech Airlines, Delta Airlines, Dragonair, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Onur Air, Pakistan International, Peach, Porter Airlines, Qantas Airways, Republic Airways, Royal Brunei Airlines, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, Spirit Airlines, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Volotea, WestJet, WOW Airlines, Xiamen.

## ULA Equipment Ultra 36L Dragonfly vs. Topo Travel Bag 40L: which should you pack?

The **Topo Travel Bag 40L** carries 4L more than the **ULA Equipment Ultra 36L Dragonfly** (36L vs. 40L), while the **ULA Equipment Ultra 36L Dragonfly** is the lighter pack at 0.9kg (vs. 1.7kg). For carry-on flexibility, the **ULA Equipment Ultra 36L Dragonfly** fits 88% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Topo Travel Bag 40L; if you want to travel lighter, the ULA Equipment Ultra 36L Dragonfly is the better call.