---
url: "https://onebag.travel/compare/pmbxart40y/tortuga-outbreaker-daypack/vax6qwhcg1/portland-gear-cascade-backpack-standard/"
title: "Tortuga Outbreaker Daypack vs Portland Gear Cascade Backpack Standard"
description: "Tortuga Outbreaker Daypack vs Portland Gear Cascade Backpack Standard: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by…"
source: "https://onebag.travel/compare/pmbxart40y/tortuga-outbreaker-daypack/vax6qwhcg1/portland-gear-cascade-backpack-standard/"
---
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3.  Tortuga Outbreaker Daypack vs. Portland Gear Cascade Backpack Standard

# Tortuga Outbreaker Daypack vs. Portland Gear Cascade Backpack Standard

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

## [Tortuga Outbreaker Daypack](https://onebag.travel/carryon/pmbxart40y/tortuga-outbreaker-daypack/)

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

![Front facing view of the Tortuga Outbreaker Daypack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601602390/carryons/outbreakerdaypack_p95dcd.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>21 L</td></tr><tr><td>Weight</td><td>0.5 kg</td></tr><tr><td>Dimensions</td><td>43×28×17 cm</td></tr><tr><td>Airline fit</td><td>96%</td></tr><tr><td>Price</td><td>$125</td></tr></tbody></table>

## Feature by feature

| Tortuga Outbreaker Daypack | Feature | Portland Gear Cascade Backpack Standard |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| front | Passport | side |
| N | Passthrough | Y |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | Y |
| Inside |
| 15in | Laptop | 15in |
| 2 | Main Compartments | 2 |
| N | Organizer | Y |
| 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>X-Pac waterproof sailcloth</td><td>100% polyester with TPU matte coating</td></tr></tbody></table>

## [Portland Gear Cascade Backpack Standard](https://onebag.travel/carryon/vax6qwhcg1/portland-gear-cascade-backpack-standard/)

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

![Front facing view of the Portland Gear Cascade Backpack Standard](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990425/carryons/portland-gear-cascade-backpack-standard-vax6qwhcg1.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>21 L</td></tr><tr><td>Weight</td><td>1.1 kg</td></tr><tr><td>Dimensions</td><td>41×28×22 cm</td></tr><tr><td>Airline fit</td><td>75%</td></tr><tr><td>Price</td><td>$110</td></tr></tbody></table>

## Key differences between the Tortuga Outbreaker Daypack and Portland Gear Cascade Backpack Standard

-   **Passport pocket:** Front on the Tortuga Outbreaker Daypack; Side on the Portland Gear Cascade Backpack Standard.
-   **Luggage passthrough:** No on the Tortuga Outbreaker Daypack; Yes on the Portland Gear Cascade Backpack Standard.
-   **Sternum strap:** Removable on the Tortuga Outbreaker Daypack; Yes on the Portland Gear Cascade Backpack Standard.
-   **Built-in organizer:** No on the Tortuga Outbreaker Daypack; Yes on the Portland Gear Cascade Backpack Standard.

Both have: backpack straps, laptop sleeve, 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. 142 accept both. 39 accept only the Tortuga Outbreaker Daypack, and 0 accept only the Portland Gear Cascade Backpack Standard.

### Only the Tortuga Outbreaker Daypack fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Air Tahiti, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

## Tortuga Outbreaker Daypack vs. Portland Gear Cascade Backpack Standard: which should you pack?

The **Tortuga Outbreaker Daypack** carries the same capacity as the **Portland Gear Cascade Backpack Standard** (21L vs. 21L), while the **Tortuga Outbreaker Daypack** is the lighter pack at 0.5kg (vs. 1.1kg). For carry-on flexibility, the **Tortuga Outbreaker Daypack** fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tortuga Outbreaker Daypack; if you want to travel lighter, the Tortuga Outbreaker Daypack is the better call.