The main difference between the Under Armour Loudon Backpack and the Under Armour Undeniable Sackpack is that the Loudon Backpack has Water Proof / Water Resistant (UA Storm technology water repellant finish) while the Undeniable Sackpack does not.
Specs | Brand | Under Armour | Under Armour |
Name | Loudon Backpack | Undeniable Sackpack | |
Category | Mens | Drawstring | |
Sub Category | Everyday | Gym | |
Capacity (L) | 21L | 25L | |
Dimensions (in) | 11.8 x 5 x 17.7 | 19 x 15 x 2 | |
Weight (lb) | 0.9 | 0.5 | |
Fabric | 100% Polyester | 100% Polyester | |
Color | 30+ colors and patterns | 14+ colors and patterns | |
Warranty | Under Armour 60 Days Return Policy | Under Armour 60 Days Return Policy | |
Release Date | October 19, 2018 | January 24, 2015 | |
Rating | 4.7 | 4.8 | |
Price | Under $50 | Under $50 | |
General Features | Shoulder Straps | Adjustable HeatGear shoulder straps | Drawcord closure doubles as shoulder straps |
Sternum / Chest Straps | Custom UA sternum clip | ||
Water Proof / Water Resistant | UA Storm technology water repellant finish | ||
Main Compartment Access | Normal zipped access | Drawstring access | |
External Pockets | 1 zipped front pocket | 1 zipped front pocket and side pocket | |
Side Pockets | Side pocket can fit water bottle | ||
Water Bottle | No | Yes | |
Handles | Top grab handle | ||
Loops and Attachments | D-Ring on front panel | ||
Lightweight | Yes | ||
Business & School Features | Laptop Sleeve | Soft-lined laptop sleeve holds up to 15" | |
Organizer Pocket | Front utility pocket with organizer | Front utility pocket with organizer |
Under Armour 's Loudon Backpack is a Mens backpack with Everyday features while Under Armour 's Undeniable Sackpack is a Drawstring backpack with Gym features.
The Under Armour Loudon Backpack has a capacity of 21L (liters), weighs 0.9 pounds and it's dimensions in inches are 11.8 x 5 x 17.7. It's made of 100% Polyester and is available in 30+ colors and patterns in comparison the Under Armour Undeniable Sackpack's capacity is 25L with a size of 19 x 15 x 2 inches. Constructed from 100% Polyester it weighs 0.5 pounds and is available in 14+ colors and patterns.
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