---
url: "https://onebag.travel/compare/20su8gi2ui/patagonia-ascensionist-pack-35l/zd6xitx8u5/ortlieb-atrack/"
title: "Patagonia Ascensionist Pack 35L vs Ortlieb Atrack"
description: "Patagonia Ascensionist Pack 35L vs Ortlieb Atrack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/20su8gi2ui/patagonia-ascensionist-pack-35l/zd6xitx8u5/ortlieb-atrack/"
---
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3.  Patagonia Ascensionist Pack 35L vs. Ortlieb Atrack

# Patagonia Ascensionist Pack 35L vs. Ortlieb Atrack

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

## [Patagonia Ascensionist Pack 35L](https://onebag.travel/carryon/20su8gi2ui/patagonia-ascensionist-pack-35l/)

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

![Front facing view of the Patagonia Ascensionist Pack 35L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1633485761/carryons/Ascensionist_Alpine_Pack_35_r24jyt.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>35 L</td></tr><tr><td>Weight</td><td>0.89 kg</td></tr><tr><td>Dimensions</td><td>65×31×14 cm</td></tr><tr><td>Airline fit</td><td>13%</td></tr><tr><td>Price</td><td>$179</td></tr></tbody></table>

## Feature by feature

| Patagonia Ascensionist Pack 35L | Feature | Ortlieb Atrack |
| --- | --- | --- |
| Storage |
| removable | Compression | removable |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | Y |
| removable | Sternum Strap | Y |
| Inside |
| N | Laptop | N |
| 1 | Main Compartments | 1 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>420-denier 100% recycled nylon ripstop, 70-denier 100% nylon ripstop</td><td>PS33</td></tr></tbody></table>

## [Ortlieb Atrack](https://onebag.travel/carryon/zd6xitx8u5/ortlieb-atrack/)

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

![Front facing view of the Ortlieb Atrack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1630938284/carryons/Atrack_ahckdj.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>25 L</td></tr><tr><td>Weight</td><td>1.43 kg</td></tr><tr><td>Dimensions</td><td>56×26×5 cm</td></tr><tr><td>Airline fit</td><td>47%</td></tr><tr><td>Price</td><td>$260</td></tr></tbody></table>

## Key differences between the Patagonia Ascensionist Pack 35L and Ortlieb Atrack

-   **Sternum strap:** Removable on the Patagonia Ascensionist Pack 35L; Yes on the Ortlieb Atrack.
-   **Water bottle pockets:** No on the Patagonia Ascensionist Pack 35L; 2 on the Ortlieb Atrack.

Both have: compression straps, backpack straps, hip belt, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 25 accept both. 0 accept only the Patagonia Ascensionist Pack 35L, and 64 accept only the Ortlieb Atrack.

### Only the Ortlieb Atrack fits

Aegean Airlines, Air Asia, Air Astana, Air Macau, Air Nostrum, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, Atlas Global, Avianca , Bahamasair, Bangkok Airways, Biman Bangladesh, British Airways, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Conviasa, Copa Airlines, Delta Airlines, Dragonair, EL AL, EVA Air, Finnair, Frontier Airlines, Garuda Indonesia, Great Lakes Airlines, Hawaiian Airlines, Hong Kong Airlines, Iran Aseman Air, Island Air, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kulula, Kuwait Air, Malaysia Airlines, Mango, Middle East Airlines, Monarch Airlines, Onur Air, PenAir, Qantas Airways, Republic Airways, Skywest, Inc., South African Airways, Southwest Airlines, Spirit Airlines, SriLankan Airlines, Sun Country, Thai Airways, Trans States, Travel Service Airlines, United Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WOW Airlines.

## Patagonia Ascensionist Pack 35L vs. Ortlieb Atrack: which should you pack?

The **Patagonia Ascensionist Pack 35L** carries 10L more than the **Ortlieb Atrack** (35L vs. 25L), while the **Patagonia Ascensionist Pack 35L** is the lighter pack at 0.89kg (vs. 1.43kg). For carry-on flexibility, the **Ortlieb Atrack** fits 47% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Patagonia Ascensionist Pack 35L; if you want to travel lighter, the Patagonia Ascensionist Pack 35L is the better call.