---
url: "https://onebag.travel/compare/88g5iumjey/deuter-trans-alpine-28-sl/g12jtyvr06/deuter-attack-20/"
title: "Deuter Trans Alpine 28 SL vs Deuter Attack 20"
description: "Deuter Trans Alpine 28 SL vs Deuter Attack 20: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/88g5iumjey/deuter-trans-alpine-28-sl/g12jtyvr06/deuter-attack-20/"
---
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3.  Deuter Trans Alpine 28 SL vs. Deuter Attack 20

# Deuter Trans Alpine 28 SL vs. Deuter Attack 20

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

## [Deuter Trans Alpine 28 SL](https://onebag.travel/carryon/88g5iumjey/deuter-trans-alpine-28-sl/)

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

![Front facing view of the Deuter Trans Alpine 28 SL](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1621825341/carryons/Deuter_Trans_Alpine_28_SL_shmsnt.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>1.19 kg</td></tr><tr><td>Dimensions</td><td>52×26×22 cm</td></tr><tr><td>Airline fit</td><td>71%</td></tr><tr><td>Price</td><td>$145</td></tr></tbody></table>

## Feature by feature

| Deuter Trans Alpine 28 SL | Feature | Deuter Attack 20 |
| --- | --- | --- |
| Storage |
| Y | Compression | Y |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | removable |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | N |
| 1 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| Y | Rain-fly | Y |
| 2 | Water Bottle Holder | 2 |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>210D PA, 600D PES</td><td>600D PES Coat, 225D PES Ripstop</td></tr></tbody></table>

## [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>

## Key differences between the Deuter Trans Alpine 28 SL and Deuter Attack 20

-   **Hip belt:** Yes on the Deuter Trans Alpine 28 SL; Removable on the Deuter Attack 20.

Both have: compression straps, backpack straps, sternum strap, built-in organizer, rain cover, 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. 134 accept both. 0 accept only the Deuter Trans Alpine 28 SL, and 40 accept only the Deuter Attack 20.

### 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, Etihad Airways, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Qatar Airways, Royal Brunei Airlines, Royal Jordanian, 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 Trans Alpine 28 SL vs. Deuter Attack 20: which should you pack?

The **Deuter Trans Alpine 28 SL** carries 8L more than the **Deuter Attack 20** (28L vs. 20L), while the **Deuter Trans Alpine 28 SL** is the lighter pack at 1.19kg (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 Trans Alpine 28 SL; if you want to travel lighter, the Deuter Trans Alpine 28 SL is the better call.