---
url: "https://onebag.travel/compare/mcN0aY6G/cotopaxi-allpa-35l/g9gkqqi9n3/tom-bihn-aeronaut-30l/"
title: "Cotopaxi Allpa 35L versus Tom Bihn Aeronaut 30L - One Bag Travel"
description: "Comparison of the Cotopaxi Allpa 35L and Tom Bihn Aeronaut 30L carry-on travel backpacks."
source: "https://onebag.travel/compare/mcN0aY6G/cotopaxi-allpa-35l/g9gkqqi9n3/tom-bihn-aeronaut-30l/"
---
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3.  Cotopaxi Allpa 35L vs. Tom Bihn Aeronaut 30L

# Cotopaxi Allpa 35L vs. Tom Bihn Aeronaut 30L

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

## [Cotopaxi Allpa 35L](https://onebag.travel/carryon/mcN0aY6G/cotopaxi-allpa-35l/)

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

![Front facing view of the Cotopaxi Allpa 35L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/carryons/an7zqlk8sro7sdinpykn)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>35 L</td></tr><tr><td>Weight</td><td>1.3 kg</td></tr><tr><td>Dimensions</td><td>56×30×25 cm</td></tr><tr><td>Airline fit</td><td>26%</td></tr><tr><td>Price</td><td>$225</td></tr></tbody></table>

## Feature by feature

| Cotopaxi Allpa 35L | Feature | Tom Bihn Aeronaut 30L |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 0 |
| front | Passport | side |
| Y | Passthrough | N |
| Carry |
| hideable | Backpack | hideable |
| hideable | Hip Belt | removable |
| Y | Sternum Strap | removable |
| Inside |
| 15in | Laptop | N |
| 3 | Main Compartments | 5 |
| Y | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | N |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>100% recycled 840D TPU-coated nylon</td><td>1050 denier ballistic nylon OR ultralight 400d Halcyon/420d nylon ripstop 200 denier Halcyon/nylon ripstop fabric lining</td></tr></tbody></table>

## [Tom Bihn Aeronaut 30L](https://onebag.travel/carryon/g9gkqqi9n3/tom-bihn-aeronaut-30l/)

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

![Front facing view of the Tom Bihn Aeronaut 30L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601600830/carryons/aeronaut30_gvxzea.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>30 L</td></tr><tr><td>Weight</td><td>1.3 kg</td></tr><tr><td>Dimensions</td><td>50×32×20 cm</td></tr><tr><td>Airline fit</td><td>91%</td></tr><tr><td>Price</td><td>$330</td></tr></tbody></table>

The Cotopaxi Allpa 35L and the Tom Bihn Aeronaut 30L both scream durability and clever design but each has its own unique features and strengths. Starting with the Cotopaxi Allpa 35L, This backpack is a streamlined fit for the modern traveller. Its design focuses on internal organization making it practically effortless to find what you're looking for even when fully packed. Notably comfortable, the Allpa features shoulder straps, hip belts and adjustable sternum straps that make carrying the bag a breeze, even for extended periods of time. The inclusion of a laptop compartment is a definite advantage for digital nomads or business travellers, and a useful feature for students.

In comparison, the Tom Bihn Aeronaut 30L is a versatile piece that is well suited for both outdoor and city adventures. Although the Aeronaut doesn't offer a laptop compartment, its wide compatibility with airlines is a major plus for travellers. Made with durable 1050-denier ballistic nylon material, it offers great water resistance. With a 30-liter volume, it's spacious enough for all your essentials without overwhelming.

**Bullet point comparison:**

-   Cotopaxi Allpa 35L is 20" tall, 30" wide, 51" deep; Tom Bihn Aeronaut 30L is 51" tall, 33" wide, 21" deep
-   Cotopaxi Allpa 35L weighs 1.5 pounds; Tom Bihn Aeronaut 30L weighs 1.3 pounds
-   Cotopaxi Allpa 35L has 35 litre capacity; Tom Bihn Aeronaut 30L has 30 litre capacity
-   Cotopaxi Allpa 35L is compatible with 80% of airlines; Tom Bihn Aeronaut 30L is compatible with 98% of airlines
-   Cotopaxi Allpa 35L is made of 1680D ballistic nylon paneling; Tom Bihn Aeronaut 30L is made of 1050 denier ballistic nylon or ultralight 400d Halcyon/420d nylon ripstop 200 denier Halcyon/nylon ripstop fabric lining
-   Cotopaxi Allpa 35L includes features like a rain cover, collapsible mesh laundry bag, nylon shoe bag, and a mesh water bottle sleeve; Tom Bihn Aeronaut 30L does not offer these extras.

Both packs have been lauded by various reviewers. The Cotopaxi Allpa 35L has been praised as a comprehensive solution for light and easy travel, perfect for the budding world traveller. On the other hand, the Tom Bihn Aeronaut 30L has been lauded for its top-notch quality and high capacity, offering reliability in various occasions.

In the end, the choice between the Cotopaxi Allpa 35L and the Tom Bihn Aeronaut 30L boils down to your unique needs. If you long for organization and require a laptop compartment, then the Cotopaxi Allpa 35L will be your best bet. If, however, you value top-notch material quality, airline compatibility, and don't require a laptop compartment, the Tom Bihn Aeronaut 30L might be your ideal pick.