Deuter Alproof Lite 20 SL Backpack vs Deuter Aircontact Ultra 45+5 SL Backpack

The main difference between the Deuter Alproof Lite 20 SL Backpack and the Deuter Aircontact Ultra 45+5 SL Backpack is that the Alproof Lite 20 SL Backpack has Internal Compartments (Three zipped inner pockets) while the Aircontact Ultra 45+5 SL Backpack does not.

Deuter Alproof Lite 20 SL Backpack - Front View
Deuter Aircontact Ultra 45+5 SL Backpack - Front View
Specs Brand Deuter Deuter
Name Alproof Lite 20 SL Backpack Aircontact Ultra 45+5 SL Backpack
Category Ski Hiking
Sub Category Sports Travel
Capacity (L) 20L 45 + 5 liters
Dimensions (in) 19.6 x 11.4 x 7.4 28.74 x 10.63 x 9.45
Weight (lb) 5.29 2.64
Fabric 330D PA 6.6 Ripstop 175D PA Ripstop Ultra HD
Color Green dusk-atlantic
Warranty 2 years warranty 2 years warranty
Release Date January 27, 2023
Rating 4.1
Price Under $1500 Under $300
General Features Shoulder Straps Load adjustment straps J shape - adjustable padded strap
Sternum / Chest Straps Adjustable sternum strap with signal whistle Removable sternum belt
Hip Belt / Waist Strap Adjustable waist strap Adjustable waist strap
Zippers Nylon zipper with string pulls Nylon zipper with string pulls
Main Compartment Access Normal top two way zip access Flap with buckle
External Pockets 2 external pockets 3 external pockets
Internal Compartments Three zipped inner pockets
Side Pockets 2 side pockets 2 side pockets
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Ice Axe Attachment, helmet clips, material straps
Lightweight Lightweight Lightweight
Hiking / Backpacking Features Back Panel Padded Air Spacer Mesh - Back-friendly spacer fabric
Hip Belt Pockets 2 hip belt pocket
Other Features Other Features Alpride E2 Airbag System

You're currently comparing the Alproof Lite 20 SL Backpack by Deuter against the Aircontact Ultra 45+5 SL Backpack by Deuter .


Deuter 's Alproof Lite 20 SL Backpack is a Ski backpack with Sports features while Deuter 's Aircontact Ultra 45+5 SL Backpack is a Hiking backpack with Travel features.

The Deuter Alproof Lite 20 SL Backpack has a capacity of 20L (liters), weighs 5.29 pounds and it's dimensions in inches are 19.6 x 11.4 x 7.4. It's made of 330D PA 6.6 Ripstop and is available in Green in comparison the Deuter Aircontact Ultra 45+5 SL Backpack's capacity is 45 + 5 liters with a size of 28.74 x 10.63 x 9.45 inches. Constructed from 175D PA Ripstop Ultra HD it weighs 2.64 pounds and is available in dusk-atlantic.