The main difference between the TUMI Alpha Bravo Sheppard Deluxe Brief Pack and the Columbia Unisex Trek 18L Backpack is that the Alpha Bravo Sheppard Deluxe Brief Pack has Internal Compartments (Dual main compartment with interior pockets) while the Unisex Trek 18L Backpack does not.
Specs | Brand | TUMI | Columbia |
Name | Alpha Bravo Sheppard Deluxe Brief Pack | Unisex Trek 18L Backpack | |
Category | Laptop | Laptop | |
Sub Category | Everyday | Everyday | |
Capacity (L) | 18L | ||
Dimensions (in) | 14 x 17 x 8 | 5.13 x 10.6 x 15.75 | |
Weight (lb) | 3.5 | ||
Fabric | Ballistic Nylon | 100% Polyester | |
Color | 2 colors and patterns | 2 Colors and patterns | |
Warranty | TUMI Limited Warranty | Columbia Limited Lifetime Warranty | |
Rating | 4.6 | ||
Price | Under $500 | Under $50 | |
General Features | Shoulder Straps | Adjustable shoulder straps | Adjustable shoulder straps |
Main Compartment Access | Normal zipped access | Normal zipped access | |
External Pockets | 3 front and 2 side zipped pockets, and back slip pocket | 1 front zipped pocket and 1 side pocket | |
Internal Compartments | Dual main compartment with interior pockets | ||
Side Pockets | Side pockets can fit water bottle and other accessories | Side pockets can fit water bottle | |
Water Bottle | Yes | Yes | |
Handles | Webbing top carry handle with leather accent | Top grab handle | |
Loops and Attachments | D-rings | ||
Lightweight | Yes | ||
Business & School Features | Laptop Sleeve | Padded laptop compartment fits up to 15" | Laptop sleeve fits laptop up to 15" |
Tablet Sleeve | Padded tablet pocket | ||
Organizer Pocket | Front utility pocket with organizer | ||
Travel Features | Luggage Straps / Trolley Sleeve | Luggage sleeve | |
Hiking / Backpacking Features | Back Panel | Padded back panel |
TUMI 's Alpha Bravo Sheppard Deluxe Brief Pack is a Laptop backpack with Everyday features while Columbia's Unisex Trek 18L Backpack is a Laptop backpack with Everyday features.
The TUMI Alpha Bravo Sheppard Deluxe Brief Pack has a capacity of (liters), weighs 3.5 pounds and it's dimensions in inches are 14 x 17 x 8. It's made of Ballistic Nylon and is available in 2 colors and patterns in comparison the Columbia Unisex Trek 18L Backpack's capacity is 18L with a size of 5.13 x 10.6 x 15.75 inches. Constructed from 100% Polyester it weighs pounds and is available in 2 Colors and patterns.
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