---
url: "https://onebag.travel/compare/sb1tk9267g/tortuga-daypack-pro/vax6qwhcg1/portland-gear-cascade-backpack-standard/"
title: "Tortuga Daypack Pro vs Portland Gear Cascade Backpack Standard"
description: "Tortuga Daypack Pro vs Portland Gear Cascade Backpack Standard: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/sb1tk9267g/tortuga-daypack-pro/vax6qwhcg1/portland-gear-cascade-backpack-standard/"
---
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3.  Tortuga Daypack Pro vs. Portland Gear Cascade Backpack Standard

# Tortuga Daypack Pro vs. Portland Gear Cascade Backpack Standard

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

## [Tortuga Daypack Pro](https://onebag.travel/carryon/sb1tk9267g/tortuga-daypack-pro/)

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

![Front facing view of the Tortuga Daypack Pro](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990452/carryons/tortuga-daypack-pro-sb1tk9267g.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>44×30×17 cm</td></tr><tr><td>Airline fit</td><td>95%</td></tr><tr><td>Price</td><td>$125</td></tr></tbody></table>

## Feature by feature

| Tortuga Daypack Pro | Feature | Portland Gear Cascade Backpack Standard |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| top | Passport | side |
| N | Passthrough | Y |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside |
| 16in | 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>ECOPAK™ EPX70RS 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 Daypack Pro and Portland Gear Cascade Backpack Standard

-   **Passport pocket:** Top on the Tortuga Daypack Pro; Side on the Portland Gear Cascade Backpack Standard.
-   **Luggage passthrough:** No on the Tortuga Daypack Pro; Yes on the Portland Gear Cascade Backpack Standard.
-   **Laptop sleeve:** 16in on the Tortuga Daypack Pro; 15in on the Portland Gear Cascade Backpack Standard.
-   **Built-in organizer:** No on the Tortuga Daypack Pro; Yes on the Portland Gear Cascade Backpack Standard.

Both have: backpack straps, sternum strap, 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. 141 accept both. 39 accept only the Tortuga Daypack Pro, and 1 accept only the Portland Gear Cascade Backpack Standard.

### Only the Tortuga Daypack Pro 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.

### Only the Portland Gear Cascade Backpack Standard fits

Great Lakes Airlines.

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

The **Tortuga Daypack Pro** carries the same capacity as the **Portland Gear Cascade Backpack Standard** (21L vs. 21L), while the **Tortuga Daypack Pro** is the lighter pack at 0.5kg (vs. 1.1kg). For carry-on flexibility, the **Tortuga Daypack Pro** fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Tortuga Daypack Pro; if you want to travel lighter, the Tortuga Daypack Pro is the better call.