The main difference between the Deuter Alproof Lite 20 SL Backpack and the Thule Stir Alpine 40L Backpack is that the Alproof Lite 20 SL Backpack has Zippers (Nylon zipper with string pulls) while the Stir Alpine 40L Backpack does not.
Specs | Brand | Deuter | Thule |
Name | Alproof Lite 20 SL Backpack | Stir Alpine 40L Backpack | |
Category | Ski | Sports | |
Sub Category | Sports | Ski | |
Capacity (L) | 20L | 40L | |
Dimensions (in) | 19.6 x 11.4 x 7.4 | 11.42 x 10.24 x 22.83 | |
Weight (lb) | 5.29 | 2.9 | |
Fabric | 330D PA 6.6 Ripstop | Coated 210D Robic, 70D Nylon | |
Color | Green | Obsidian | |
Warranty | 2 years warranty | Thule Guarantee | |
Release Date | January 6, 2021 | ||
Rating | 4.8 | ||
Price | Under $1500 | Under $200 | |
General Features | Shoulder Straps | Load adjustment straps | Padded shoulder straps with stretch pocket for snack |
Sternum / Chest Straps | Adjustable sternum strap with signal whistle | Sternum strap with whistle buckle | |
Hip Belt / Waist Strap | Adjustable waist strap | Hip belt with gear loops | |
Water Proof / Water Resistant | Ultra durable material withstands weather and abrasion | ||
Zippers | Nylon zipper with string pulls | ||
Main Compartment Access | Normal top two way zip access | Top loading and side zipped access | |
External Pockets | 2 external pockets | Top floating pocket | |
Internal Compartments | Three zipped inner pockets | Internal zippered mesh pockets | |
Side Pockets | 2 side pockets | ||
Water Bottle | Yes | ||
Handles | Top grab handle | Top grab handle | |
Loops and Attachments | Ice Axe Attachment, helmet clips, material straps | External gear attachment system for skis, helmet, ice axe and more | |
Lightweight | Lightweight | ||
Travel Features | Compression Straps | External compression straps | |
Stowable Straps | Removable lid, frame sheet, hip belt padding and sternum strap | ||
Hiking / Backpacking Features | Back Panel | Padded | Breathable back panel |
Load Lifters | Yes | ||
Hip Belt Pockets | 2 hip belt pocket | ||
Top / Floating Lid | Yes | ||
Hydration Features | Hydration Compatible | Yes | |
Other Features | Other Features | Alpride E2 Airbag System |
Deuter 's Alproof Lite 20 SL Backpack is a Ski backpack with Sports features while Thule 's Stir Alpine 40L Backpack is a Sports backpack with Ski 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 Thule Stir Alpine 40L Backpack's capacity is 40L with a size of 11.42 x 10.24 x 22.83 inches. Constructed from Coated 210D Robic, 70D Nylon it weighs 2.9 pounds and is available in Obsidian.
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