---
url: "https://onebag.travel/compare/k4334kffo5/united-by-blue-revolution-25l-convertible-carryall/zsghgzpc1k/deuter-transit-40/"
title: "United by Blue (R)evolution 25L Convertible Carryall vs Deuter Transit 40"
description: "United by Blue (R)evolution 25L Convertible Carryall vs Deuter Transit 40: capacity, weight, dimensions and how many airlines accept each as a carry-on, side…"
source: "https://onebag.travel/compare/k4334kffo5/united-by-blue-revolution-25l-convertible-carryall/zsghgzpc1k/deuter-transit-40/"
---
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3.  United by Blue (R)evolution 25L Convertible Carryall vs. Deuter Transit 40

# United by Blue (R)evolution 25L Convertible Carryall vs. Deuter Transit 40

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

## [United by Blue (R)evolution 25L Convertible Carryall](https://onebag.travel/carryon/k4334kffo5/united-by-blue-revolution-25l-convertible-carryall/)

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

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>25 L</td></tr><tr><td>Weight</td><td>0 kg</td></tr><tr><td>Dimensions</td><td>39×34×13 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$120</td></tr></tbody></table>

## Feature by feature

| United by Blue (R)evolution 25L Convertible Carryall | Feature | Deuter Transit 40 |
| --- | --- | --- |
| Storage |
| N | Compression | Y |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| front | Passport | front |
| N | Passthrough | N |
| Carry |
| hideable | Backpack | hideable |
| N | Hip Belt | hideable |
| removable | Sternum Strap |  |
| Inside |
| 15in | Laptop | 15in |
| 2 | Main Compartments | 6 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder |  |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td></td><td>600d Polytex</td></tr></tbody></table>

## [Deuter Transit 40](https://onebag.travel/carryon/zsghgzpc1k/deuter-transit-40/)

![Front facing view of the Deuter Transit 40](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/carryons/tzwetngo2isckuoptmq3)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>40 L</td></tr><tr><td>Weight</td><td>1.9 kg</td></tr><tr><td>Dimensions</td><td>56×34×25 cm</td></tr><tr><td>Airline fit</td><td>25%</td></tr><tr><td>Price</td><td>$150</td></tr></tbody></table>

## Key differences between the United by Blue (R)evolution 25L Convertible Carryall and Deuter Transit 40

-   **Compression straps:** No on the United by Blue (R)evolution 25L Convertible Carryall; Yes on the Deuter Transit 40.
-   **Hip belt:** No on the United by Blue (R)evolution 25L Convertible Carryall; Hideable on the Deuter Transit 40.
-   **Main compartments:** 2 on the United by Blue (R)evolution 25L Convertible Carryall; 6 on the Deuter Transit 40.

Both have: passport pocket, backpack straps, laptop sleeve, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 48 accept both. 133 accept only the United by Blue (R)evolution 25L Convertible Carryall, and 0 accept only the Deuter Transit 40.

### Only the United by Blue (R)evolution 25L Convertible Carryall fits

Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Serbia, Air Seychelles, Air Tahiti, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, American Eagle, ANA, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Boliviana de Aviacion, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Caribbean Airlines, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Croatia Air, Czech Airlines, Delta Airlines, Dragonair, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Gol Linhas Aereas, Gulf Air, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Japan Airlines, Jet Airways, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Peach, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, TUI, Turkish Airlines, Ukraine International, United Airlines, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, VivaColombia, Volaris, Volotea, WestJet, Xiamen.

## United by Blue (R)evolution 25L Convertible Carryall vs. Deuter Transit 40: which should you pack?

The **Deuter Transit 40** carries 15L more than the **United by Blue (R)evolution 25L Convertible Carryall** (25L vs. 40L), and the two are closely matched on weight. For carry-on flexibility, the **United by Blue (R)evolution 25L Convertible Carryall** fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Transit 40; if you want to travel lighter, the Deuter Transit 40 is the better call.