---
url: "https://onebag.travel/compare/spl5g7bkyn/haize-project-clamshell-38/y3esqu7zg9/cabinzero-classic-28l/"
title: "haize project Clamshell 38 vs CabinZero Classic 28L"
description: "haize project Clamshell 38 vs CabinZero Classic 28L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/spl5g7bkyn/haize-project-clamshell-38/y3esqu7zg9/cabinzero-classic-28l/"
---
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3.  haize project Clamshell 38 vs. CabinZero Classic 28L

# haize project Clamshell 38 vs. CabinZero Classic 28L

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

## [haize project Clamshell 38](https://onebag.travel/carryon/spl5g7bkyn/haize-project-clamshell-38/)

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

![Front facing view of the haize project Clamshell 38](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990372/carryons/haize-project-clamshell-38-spl5g7bkyn.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>38 L</td></tr><tr><td>Weight</td><td>1.6 kg</td></tr><tr><td>Dimensions</td><td>55×35×20 cm</td></tr><tr><td>Airline fit</td><td>86%</td></tr><tr><td>Price</td><td>$380</td></tr></tbody></table>

## Feature by feature

| haize project Clamshell 38 | Feature | CabinZero Classic 28L |
| --- | --- | --- |
| Storage |
| 4 | Compression | 4 |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| top | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | N |
| Inside |
| 15in | Laptop | 15in |
| 4 | Main Compartments | 2 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 1, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>1680D RPET polyurethane</td><td>600 Denier Polyester</td></tr></tbody></table>

## [CabinZero Classic 28L](https://onebag.travel/carryon/y3esqu7zg9/cabinzero-classic-28l/)

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

![Front facing view of the CabinZero Classic 28L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1600641572/carryons/cabinzeroclassic_tt5xfy.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>28 L</td></tr><tr><td>Weight</td><td>0.6 kg</td></tr><tr><td>Dimensions</td><td>39×30×20 cm</td></tr><tr><td>Airline fit</td><td>98%</td></tr><tr><td>Price</td><td>$93</td></tr></tbody></table>

## Key differences between the haize project Clamshell 38 and CabinZero Classic 28L

-   **Passport pocket:** Top on the haize project Clamshell 38; Front on the CabinZero Classic 28L.
-   **Sternum strap:** Removable on the haize project Clamshell 38; No on the CabinZero Classic 28L.
-   **Main compartments:** 4 on the haize project Clamshell 38; 2 on the CabinZero Classic 28L.

Both have: compression straps, 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. 162 accept both. 0 accept only the haize project Clamshell 38, and 24 accept only the CabinZero Classic 28L.

### Only the CabinZero Classic 28L fits

Air Niugini, Air Tahiti, American Eagle, Belavia, Cayman Airways, easyJet, Etihad Airways, Gulf Air, LC Perú, Liat Airlines, Lion Air Group, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Scoot, Spring Airlines, Tiger Airways, Virgin Australia, VivaColombia, Volaris, WestJet, Wizz Air.

## haize project Clamshell 38 vs. CabinZero Classic 28L: which should you pack?

The **haize project Clamshell 38** carries 10L more than the **CabinZero Classic 28L** (38L vs. 28L), while the **CabinZero Classic 28L** is the lighter pack at 0.6kg (vs. 1.6kg). For carry-on flexibility, the **CabinZero Classic 28L** fits 98% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the haize project Clamshell 38; if you want to travel lighter, the CabinZero Classic 28L is the better call.