Under Armour Project Rock Backpack vs Yorepek 18.4" Laptop Backpack

The main difference between the Under Armour Project Rock Backpack and the Yorepek 18.4" Laptop Backpack is that the Project Rock Backpack has Sternum / Chest Straps (Adjustable sternum strap) while the 18.4" Laptop Backpack does not.

Under Armour Project Rock Backpack Front View
Yorepek Laptop Backpack Front View
Specs Brand Under Armour Yorepek
Name Project Rock Backpack 18.4" Laptop Backpack
Category Laptop Laptop
Sub Category Travel Travel
Capacity (L) 28.5L 55L
Dimensions (in) 11 x 7.5 x 19 22 x 16.5 x 9.8
Weight (lb) 2.5 2.9
Fabric 100% Polyester Polyester Fabric with High-Density Nylon Lining
Color Graphite/Black 6 colors and patterns Yorepek
Warranty Under Armour 60 Days Return Policy Yorepek 12 Months Warranty
Release Date ‎May 7, 2019 January 27, 2019
Rating 4.9 4.6
Price Under $100 Under $75
General Features Shoulder Straps Adjustable padded HeatGear® shoulder straps Padded breathable mesh shoulder straps
Sternum / Chest Straps Adjustable sternum strap
Water Proof / Water Resistant UA Storm technology water resistant finish Water and tear resistant material
Zippers Heavy-duty locked zippers
Main Compartment Access Normal zipped access Normal zipped access
External Pockets 3 front, 1 back and 3 side pockets 3 zipped front pockets and 4 side pockets
Internal Compartments Spacious backpack with 20+ independent pockets
Side Pockets Side pockets can fit water bottle and other accessories Side pockets can fit water bottle, compact umbrella and small accessories
Water Bottle Yes Yes
Handles Top grab handle Rugged top handle with steel cable
USB Charger Built-in USB charger
Headset Opening Headphone hole
Business & School Features Laptop Sleeve TSA friendly laptop sleeve fits up to 15" Padded laptop compartment fits upto 18.4" gaming laptop
Tablet Sleeve Soft lined padded tablet sleeve Dedicated tablet sleeve
Organizer Pocket Front utility pocket with organizer
Travel Features TSA Approved / Friendly TSA Approved
Compression Straps External side compression straps
Luggage Straps / Trolley Sleeve Luggage attachment panel secures it to a roller bag
Base / Bottom Tough, abrasion-resistant PU coated bottom panel
Hiking / Backpacking Features Back Panel U-shaped three-dimensional back design

You're currently comparing the Project Rock Backpack by Under Armour against the 18.4" Laptop Backpack by Yorepek .


Under Armour 's Project Rock Backpack is a Laptop backpack with Travel features while Yorepek 's 18.4" Laptop Backpack is a Laptop backpack with Travel features.

The Under Armour Project Rock Backpack has a capacity of 28.5L (liters), weighs 2.5 pounds and it's dimensions in inches are 11 x 7.5 x 19. It's made of 100% Polyester and is available in Graphite/Black in comparison the Yorepek 18.4" Laptop Backpack's capacity is 55L with a size of 22 x 16.5 x 9.8 inches. Constructed from Polyester Fabric with High-Density Nylon Lining it weighs 2.9 pounds and is available in 6 colors and patterns Yorepek .