Adidas Originals Modular Backpack vs Columbia Unisex Trek 18L Backpack

The main difference between the Adidas Originals Modular Backpack and the Columbia Unisex Trek 18L Backpack is that the Originals Modular Backpack has Zippers (Plastic zippers with metal pullers) while the Unisex Trek 18L Backpack does not.

Adidas Originals Modular Backpack Front View
Columbia Unisex Trek 18L Backpack Front View
Specs Brand Adidas Columbia
Name Originals Modular Backpack Unisex Trek 18L Backpack
Category Laptop Laptop
Sub Category Everyday Everyday
Capacity (L) 33L 18L
Dimensions (in) 12.5 x 6.75 x 19.25 5.13 x 10.6 x 15.75
Weight (lb) 1.6
Fabric 100% Polyester 100% Polyester
Color Black 2 Colors and patterns
Warranty Adidas Lifetime Warranty Columbia Limited Lifetime Warranty
Release Date October 4, 2019
Rating 4.8
Price Under $75 Under $50
General Features Shoulder Straps Adjustable padded shoulder straps Adjustable shoulder straps
Zippers Plastic zippers with metal pullers
Main Compartment Access Normal zipped access Normal zipped access
External Pockets 3 front and 2 side pockets 1 front zipped pocket and 1 side pocket
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments D-rings, daisy chains
Lightweight Yes
Business & School Features Laptop Sleeve Laptop sleeve fits up to 16" Laptop sleeve fits laptop up to 15"
Tablet Sleeve Tablet sleeve
Travel Features Compression Straps External compression straps
Hiking / Backpacking Features Back Panel Padded back panel

You're currently comparing the Originals Modular Backpack by Adidas against the Unisex Trek 18L Backpack by Columbia.


Adidas 's Originals Modular Backpack is a Laptop backpack with Everyday features while Columbia's Unisex Trek 18L Backpack is a Laptop backpack with Everyday features.

The Adidas Originals Modular Backpack has a capacity of 33L (liters), weighs 1.6 pounds and it's dimensions in inches are 12.5 x 6.75 x 19.25. It's made of 100% Polyester and is available in Black 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.