---
url: "https://onebag.travel/compare/avrdndboko/bellroy-apex-backpack/k4334kffo5/united-by-blue-revolution-25l-convertible-carryall/"
title: "Bellroy Apex Backpack vs United by Blue (R)evolution 25L Convertible Carryall"
description: "Bellroy Apex Backpack vs United by Blue (R)evolution 25L Convertible Carryall: capacity, weight, dimensions and how many airlines accept each as a carry-on…"
source: "https://onebag.travel/compare/avrdndboko/bellroy-apex-backpack/k4334kffo5/united-by-blue-revolution-25l-convertible-carryall/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Bellroy Apex Backpack vs. United by Blue (R)evolution 25L Convertible Carryall

# Bellroy Apex Backpack vs. United by Blue (R)evolution 25L Convertible Carryall

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

## [Bellroy Apex Backpack](https://onebag.travel/carryon/avrdndboko/bellroy-apex-backpack/)

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

![Front facing view of the Bellroy Apex Backpack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1618212133/carryons/Bellroy_Apex_Backpack_hpqehf.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>26 L</td></tr><tr><td>Weight</td><td>1.4 kg</td></tr><tr><td>Dimensions</td><td>55×33×20 cm</td></tr><tr><td>Airline fit</td><td>86%</td></tr><tr><td>Price</td><td>$449</td></tr></tbody></table>

## Feature by feature

| Bellroy Apex Backpack | Feature | United by Blue (R)evolution 25L Convertible Carryall |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| N | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | hideable |
| N | Hip Belt | N |
| removable | Sternum Strap | removable |
| Inside |
| 15in | Laptop | 15in |
| 1 | Main Compartments | 2 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Recycled Baida Nylon and premium, environmentally certified leather</td><td></td></tr></tbody></table>

## [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>

## Key differences between the Bellroy Apex Backpack and United by Blue (R)evolution 25L Convertible Carryall

-   **Passport pocket:** No on the Bellroy Apex Backpack; Front on the United by Blue (R)evolution 25L Convertible Carryall.
-   **Backpack straps:** Yes on the Bellroy Apex Backpack; Hideable on the United by Blue (R)evolution 25L Convertible Carryall.
-   **Main compartments:** 1 on the Bellroy Apex Backpack; 2 on the United by Blue (R)evolution 25L Convertible Carryall.
-   **Water bottle pockets:** 1 on the Bellroy Apex Backpack; 2, side on the United by Blue (R)evolution 25L Convertible Carryall.

Both have: sternum strap, 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. 163 accept both. 0 accept only the Bellroy Apex Backpack, and 18 accept only the United by Blue (R)evolution 25L Convertible Carryall.

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

Air Tahiti, American Eagle, Belavia, easyJet, Etihad Airways, Gulf Air, Liat Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Scoot, Tiger Airways, Virgin Australia, VivaColombia, Volaris, WestJet.

## Bellroy Apex Backpack vs. United by Blue (R)evolution 25L Convertible Carryall: which should you pack?

The **Bellroy Apex Backpack** carries 1L more than the **United by Blue (R)evolution 25L Convertible Carryall** (26L vs. 25L), 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 Bellroy Apex Backpack; if you want to travel lighter, the Bellroy Apex Backpack is the better call.