---
url: "https://onebag.travel/compare/g12jtyvr06/deuter-attack-20/iz7hd479zh/deuter-gigant-sl/"
title: "Deuter Attack 20 vs Deuter Gigant SL - One Bag Travel"
description: "Deuter Attack 20 vs Deuter Gigant SL: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/g12jtyvr06/deuter-attack-20/iz7hd479zh/deuter-gigant-sl/"
---
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3.  Deuter Attack 20 vs. Deuter Gigant SL

# Deuter Attack 20 vs. Deuter Gigant SL

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

## [Deuter Attack 20](https://onebag.travel/carryon/g12jtyvr06/deuter-attack-20/)

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

![Front facing view of the Deuter Attack 20](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621573420/carryons/Deuter_Attack_20L_yl2n0s.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>20 L</td></tr><tr><td>Weight</td><td>1.55 kg</td></tr><tr><td>Dimensions</td><td>50×28×20 cm</td></tr><tr><td>Airline fit</td><td>92%</td></tr></tbody></table>

## Feature by feature

| Deuter Attack 20 | Feature | Deuter Gigant SL |
| --- | --- | --- |
| Storage |
| Y | Compression | Y |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | 17in |
| 1 | Main Compartments | 3 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| Y | Rain-fly | optional |
| 2 | Water Bottle Holder | 1 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>600D PES Coat, 225D PES Ripstop</td><td>300D PES Ripstop</td></tr></tbody></table>

## [Deuter Gigant SL](https://onebag.travel/carryon/iz7hd479zh/deuter-gigant-sl/)

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

![Front facing view of the Deuter Gigant SL](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621566274/carryons/Deuter_Gigant_SL_htzjsc.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>32 L</td></tr><tr><td>Weight</td><td>1.08 kg</td></tr><tr><td>Dimensions</td><td>50×33×22 cm</td></tr><tr><td>Airline fit</td><td>72%</td></tr><tr><td>Price</td><td>$88</td></tr></tbody></table>

## Key differences between the Deuter Attack 20 and Deuter Gigant SL

-   **Laptop sleeve:** No on the Deuter Attack 20; 17in on the Deuter Gigant SL.
-   **Main compartments:** 1 on the Deuter Attack 20; 3 on the Deuter Gigant SL.
-   **Rain cover:** Yes on the Deuter Attack 20; Optional on the Deuter Gigant SL.
-   **Water bottle pockets:** 2 on the Deuter Attack 20; 1 on the Deuter Gigant SL.

Both have: compression straps, backpack straps, hip belt, sternum strap, built-in organizer, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 137 accept both. 37 accept only the Deuter Attack 20, and 0 accept only the Deuter Gigant SL.

### Only the Deuter Attack 20 fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, flybe, Great Lakes Airlines, 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.

## Deuter Attack 20 vs. Deuter Gigant SL: which should you pack?

The **Deuter Gigant SL** carries 12L more than the **Deuter Attack 20** (20L vs. 32L), while the **Deuter Gigant SL** is the lighter pack at 1.08kg (vs. 1.55kg). For carry-on flexibility, the **Deuter Attack 20** fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Gigant SL; if you want to travel lighter, the Deuter Gigant SL is the better call.