Under Armour Regiment Backpack vs TUMI Men's Alpha Brief Backpack

The main difference between the Under Armour Regiment Backpack and the TUMI Men's Alpha Brief Backpack is that the Regiment Backpack has Sternum / Chest Straps (Chest strap) while the Men's Alpha Brief Backpack does not.

Under Armour Regiment Backpack Front View
TUMI Men's Alpha Brief Backpack Front View
Specs Brand Under Armour TUMI
Name Regiment Backpack Men's Alpha Brief Backpack
Category Mens Mens
Sub Category Laptop Laptop
Capacity (L) 28.5L
Dimensions (in) 19 x 11 x 7.5 12 x 8 x 17
Weight (lb) 2.5 3.3
Fabric Cordura Fabric 100% Ballistic Nylon
Color Heather Grey Black 2 Colors and patterns
Warranty Under Armour 60 Days Return Policy TUMI Limited Warranty
Release Date ‎August 7, 2020
Rating 4.7 4.7
Price Under $100 Under $600
General Features Shoulder Straps Adjustable padded HeatGear® shoulder straps Padded adjustable shoulder straps
Sternum / Chest Straps Chest strap
Water Proof / Water Resistant UA Storm technology water repellant finish
Main Compartment Access Normal zipped access Normal zipped access
External Pockets 2 front and 4 side pockets 3 front and 2 side zipped pockets
Side Pockets Side pockets can fit water bottle and other accessories Side pockets can fit water bottle and other accessories
Water Bottle Yes Yes
Handles Top grab handle Webbing top carry handle with leather accent
Loops and Attachments Molle webbing
Business & School Features Laptop Sleeve Laptop sleeve fits up to 15" Padded laptop compartment fits up to 15"
Tablet Sleeve Padded tablet sleeve
Travel Features TSA Approved / Friendly TSA friendly
Luggage Straps / Trolley Sleeve Luggage sleeve
Base / Bottom Tough, abrasion-resistant PU coated bottom panel
Gym / Sports Features Waterproof Pouch Waterproof pocket

You're currently comparing the Regiment Backpack by Under Armour against the Men's Alpha Brief Backpack by TUMI .


Under Armour 's Regiment Backpack is a Mens backpack with Laptop features while TUMI 's Men's Alpha Brief Backpack is a Mens backpack with Laptop features.

The Under Armour Regiment Backpack has a capacity of 28.5L (liters), weighs 2.5 pounds and it's dimensions in inches are 19 x 11 x 7.5. It's made of Cordura Fabric and is available in Heather Grey Black in comparison the TUMI Men's Alpha Brief Backpack's capacity is with a size of 12 x 8 x 17 inches. Constructed from 100% Ballistic Nylon it weighs 3.3 pounds and is available in 2 Colors and patterns.