Columbia Unisex Trek 18L Backpack vs Samsonite Kombi 4 Square Backpack

The main difference between the Columbia Unisex Trek 18L Backpack and the Samsonite Kombi 4 Square Backpack is that the Unisex Trek 18L Backpack has Lightweight (Yes) while the Kombi 4 Square Backpack does not.

Columbia Unisex Trek 18L Backpack Front View
Samsonite Kombi 4 Square Backpack Front View
Specs Brand Columbia Samsonite
Name Unisex Trek 18L Backpack Kombi 4 Square Backpack
Category Laptop Laptop
Sub Category Everyday Everyday
Capacity (L) 18L
Dimensions (in) 5.13 x 10.6 x 15.75 5.5 x 9 x 15.75
Weight (lb) 2.16
Fabric 100% Polyester 1680D Ballistic Nylon
Color 2 Colors and patterns 2 colors and patterns
Warranty Columbia Limited Lifetime Warranty Samsonite Limited 3 Year Global Warranty
Rating 4.6
Price Under $50 Under $150
General Features Shoulder Straps Adjustable shoulder straps Padded shoulder straps
Main Compartment Access Normal zipped access Normal zipped access
External Pockets 1 front zipped pocket and 1 side pocket 3 front and 2 side zipped pockets
Internal Compartments Multiple interior pockets for organization
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle and umbrella
Water Bottle Yes Yes
Handles Top grab handle Padded top grab handle
Lightweight Yes
Business & School Features Laptop Sleeve Laptop sleeve fits laptop up to 15" Padded laptop compartment fits up to 13.3”
Tablet Sleeve Dedicated padded tablet sleeve
Organizer Pocket Front organizer pocket
Travel Features Luggage Straps / Trolley Sleeve SmartSleeve™
Hiking / Backpacking Features Back Panel Padded back panel

You're currently comparing the Unisex Trek 18L Backpack by Columbia against the Kombi 4 Square Backpack by Samsonite.


Columbia's Unisex Trek 18L Backpack is a Laptop backpack with Everyday features while Samsonite's Kombi 4 Square Backpack is a Laptop backpack with Everyday features.

The Columbia Unisex Trek 18L Backpack has a capacity of 18L (liters), weighs pounds and it's dimensions in inches are 5.13 x 10.6 x 15.75. It's made of 100% Polyester and is available in 2 Colors and patterns in comparison the Samsonite Kombi 4 Square Backpack's capacity is with a size of 5.5 x 9 x 15.75 inches. Constructed from 1680D Ballistic Nylon it weighs 2.16 pounds and is available in 2 colors and patterns.