The main difference between the Columbia Unisex Atlas Explorer 25L Backpack and the TUMI Alpha Bravo Sheppard Deluxe Brief Pack is that the Unisex Atlas Explorer 25L Backpack has Zippers (Reflective zipper pulls) while the Alpha Bravo Sheppard Deluxe Brief Pack does not.
Specs | Brand | Columbia | TUMI |
Name | Unisex Atlas Explorer 25L Backpack | Alpha Bravo Sheppard Deluxe Brief Pack | |
Category | Laptop | Laptop | |
Sub Category | Everyday | Everyday | |
Capacity (L) | 25L | ||
Dimensions (in) | 20.24 x 14.72 x 3.35 | 14 x 17 x 8 | |
Weight (lb) | 1.0 | 3.5 | |
Fabric | 100% Polyester with PU coating | Ballistic Nylon | |
Color | 4 Colors and patterns | 2 colors and patterns | |
Warranty | Columbia Limited Lifetime Warranty | TUMI Limited Warranty | |
Rating | 4.3 | 4.6 | |
Price | Under $100 | Under $500 | |
General Features | Shoulder Straps | Contoured padded shoulder straps | Adjustable shoulder straps |
Zippers | Reflective zipper pulls | ||
Main Compartment Access | Normal zipped access | Normal zipped access | |
External Pockets | 2 side pocket | 3 front and 2 side zipped pockets, and back slip pocket | |
Internal Compartments | Dual main compartment with interior pockets | ||
Side Pockets | Side pockets can fit water bottle | Side pockets can fit water bottle and other accessories | |
Water Bottle | Yes | Yes | |
Handles | Top haul handle | Webbing top carry handle with leather accent | |
Loops and Attachments | Elastic cord and key clip | D-rings | |
Business & School Features | Laptop Sleeve | Laptop sleeve fits laptop up to 15" | Padded laptop compartment fits up to 15" |
Tablet Sleeve | Padded tablet pocket | ||
Organizer Pocket | Front organizer pocket | Front utility pocket with organizer | |
Travel Features | Luggage Straps / Trolley Sleeve | Luggage sleeve | |
Base / Bottom | Flat padded bottom panel | ||
Hiking / Backpacking Features | Back Panel | Padded back panel | |
Gym / Sports Features | Laundry Pocket | External bungee straps |
Columbia's Unisex Atlas Explorer 25L Backpack is a Laptop backpack with Everyday features while TUMI 's Alpha Bravo Sheppard Deluxe Brief Pack is a Laptop backpack with Everyday features.
The Columbia Unisex Atlas Explorer 25L Backpack has a capacity of 25L (liters), weighs 1.0 pounds and it's dimensions in inches are 20.24 x 14.72 x 3.35. It's made of 100% Polyester with PU coating and is available in 4 Colors and patterns in comparison the TUMI Alpha Bravo Sheppard Deluxe Brief Pack's capacity is with a size of 14 x 17 x 8 inches. Constructed from Ballistic Nylon it weighs 3.5 pounds and is available in 2 colors and patterns.
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