The main difference between the Sea to Summit Duffle Bag and the Under Armour Project Rock Backpack is that the Duffle Bag has Zippers (Burly double-toothed zipper) while the Project Rock Backpack does not.
Specs | Brand | Sea to Summit | Under Armour |
Name | Duffle Bag | Project Rock Backpack | |
Category | Travel | Laptop | |
Sub Category | Daypack | Travel | |
Capacity (L) | 28.5L | ||
Dimensions (in) | 11.4 x 23 x 11.4 | 11 x 7.5 x 19 | |
Weight (lb) | 3.3 | 2.5 | |
Fabric | Tarpaulin Laminate, 1000D Nylon | 100% Polyester | |
Color | 3 colors and patterns | Graphite/Black | |
Warranty | Sea to Summit Lifetime Warranty | Under Armour 60 Days Return Policy | |
Release Date | October 27, 2016 | May 7, 2019 | |
Rating | 4.2 | 4.9 | |
Price | Under $125 | Under $100 | |
General Features | Shoulder Straps | Adjustable shoulder straps | Adjustable padded HeatGear® shoulder straps |
Sternum / Chest Straps | Adjustable sternum strap | ||
Water Proof / Water Resistant | Waterproof material | UA Storm technology water resistant finish | |
Zippers | Burly double-toothed zipper | ||
Main Compartment Access | U-zip access with padded lid | Normal zipped access | |
External Pockets | 3 front, 1 back and 3 side pockets | ||
Internal Compartments | Large internal zipper pocket | ||
Side Pockets | Side pockets can fit water bottle and other accessories | ||
Water Bottle | No | Yes | |
Handles | Top and side handles | Top grab handle | |
Loops and Attachments | Lash points | ||
Convertible | Yes | ||
Business & School Features | Laptop Sleeve | TSA friendly laptop sleeve fits up to 15" | |
Tablet Sleeve | Soft lined padded tablet sleeve | ||
Travel Features | Carry-on Size Compliant | 45.8 linear inches carry-on size compliant | |
Compression Straps | External compression straps | ||
Base / Bottom | Tough, abrasion-resistant PU coated bottom panel |
Sea to Summit 's Duffle Bag is a Travel backpack with Daypack features while Under Armour 's Project Rock Backpack is a Laptop backpack with Travel features.
The Sea to Summit Duffle Bag has a capacity of (liters), weighs 3.3 pounds and it's dimensions in inches are 11.4 x 23 x 11.4. It's made of Tarpaulin Laminate, 1000D Nylon and is available in 3 colors and patterns in comparison the Under Armour Project Rock Backpack's capacity is 28.5L with a size of 11 x 7.5 x 19 inches. Constructed from 100% Polyester it weighs 2.5 pounds and is available in Graphite/Black .
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