The main difference between the Voltaic Systems Array Solar Backpack and the Columbia Unisex Atlas Explorer 25L Backpack is that the Array Solar Backpack has Sternum / Chest Straps (Sternum strap) while the Unisex Atlas Explorer 25L Backpack does not.
Specs | Brand | Voltaic Systems | Columbia |
Name | Array Solar Backpack | Unisex Atlas Explorer 25L Backpack | |
Category | Laptop | Laptop | |
Sub Category | Everyday | Everyday | |
Capacity (L) | 25L | 25L | |
Dimensions (in) | 19 x 11 x 7 | 20.24 x 14.72 x 3.35 | |
Weight (lb) | 5.4 | 1.0 | |
Fabric | Recycled PET Fabric | 100% Polyester with PU coating | |
Color | Black | 4 Colors and patterns | |
Warranty | Voltaic Systems 2 Year Warranty | Columbia Limited Lifetime Warranty | |
Release Date | ‎December 12, 2011 | ||
Rating | 4.3 | 4.3 | |
Price | Under $250 | Under $100 | |
General Features | Shoulder Straps | Breathable mesh shoulder straps | Contoured padded shoulder straps |
Sternum / Chest Straps | Sternum strap | ||
Zippers | Reflective zipper pulls | ||
Main Compartment Access | Clamshell | Normal zipped access | |
External Pockets | Back zipped pocket and 3 side pockets | 2 side pocket | |
Internal Compartments | Large main storage compartment with many pockets | ||
Side Pockets | Side pockets can fit water bottle, tripod, and charger | Side pockets can fit water bottle | |
Water Bottle | Yes | Yes | |
Handles | Top grab handle | Top haul handle | |
Loops and Attachments | 9W solar panel, tripod carry strap | Elastic cord and key clip | |
Business & School Features | Laptop Sleeve | Padded laptop sleeve fits up to 15" | Laptop sleeve fits laptop up to 15" |
Tablet Sleeve | Tablet sleeve | ||
Organizer Pocket | Front organizer pocket | ||
Travel Features | Base / Bottom | Flat padded bottom panel | |
Hiking / Backpacking Features | Back Panel | High density molded back section | |
Gym / Sports Features | Laundry Pocket | External bungee straps | |
Camera Features | Compatibility | Compatible with most DSLR cameras | |
Dividers | Padded dividers | ||
Tripod Storage | Yes |
Voltaic Systems 's Array Solar Backpack is a Laptop backpack with Everyday features while Columbia's Unisex Atlas Explorer 25L Backpack is a Laptop backpack with Everyday features.
The Voltaic Systems Array Solar Backpack has a capacity of 25L (liters), weighs 5.4 pounds and it's dimensions in inches are 19 x 11 x 7. It's made of Recycled PET Fabric and is available in Black in comparison the Columbia Unisex Atlas Explorer 25L Backpack's capacity is 25L with a size of 20.24 x 14.72 x 3.35 inches. Constructed from 100% Polyester with PU coating it weighs 1.0 pounds and is available in 4 Colors and patterns.
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