Voltaic Systems Array Solar Backpack vs Columbia Unisex Trek 18L Backpack
The main difference between the Voltaic Systems Array Solar Backpack and the Columbia Unisex Trek 18L Backpack is that the Array Solar Backpack has Sternum / Chest Straps (Sternum strap) while the Unisex Trek 18L Backpack does not.
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| Specs | Brand | Voltaic Systems | Columbia |
| Name | Array Solar Backpack | Unisex Trek 18L Backpack | |
| Category | Laptop | Laptop | |
| Sub Category | Everyday | Everyday | |
| Capacity (L) | 25L | 18L | |
| Dimensions (in) | 19 x 11 x 7 | 5.13 x 10.6 x 15.75 | |
| Weight (lb) | 5.4 | ||
| Fabric | Recycled PET Fabric | 100% Polyester | |
| Color | Black | 2 Colors and patterns | |
| Warranty | Voltaic Systems 2 Year Warranty | Columbia Limited Lifetime Warranty | |
| Release Date | ‎December 12, 2011 | ||
| Rating | 4.3 | ||
| Price | Under $250 | Under $50 | |
| General Features | Shoulder Straps | Breathable mesh shoulder straps | Adjustable shoulder straps |
| Sternum / Chest Straps | Sternum strap | ||
| Main Compartment Access | Clamshell | Normal zipped access | |
| External Pockets | Back zipped pocket and 3 side pockets | 1 front zipped pocket and 1 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 grab handle | |
| Loops and Attachments | 9W solar panel, tripod carry strap | ||
| Lightweight | Yes | ||
| Business & School Features | Laptop Sleeve | Padded laptop sleeve fits up to 15" | Laptop sleeve fits laptop up to 15" |
| Tablet Sleeve | Tablet sleeve | ||
| Hiking / Backpacking Features | Back Panel | High density molded back section | |
| Camera Features | Compatibility | Compatible with most DSLR cameras | |
| Dividers | Padded dividers | ||
| Tripod Storage | Yes | ||
You're currently comparing the Array Solar Backpack by Voltaic Systems against the Unisex Trek 18L Backpack by Columbia.
Voltaic Systems 's Array Solar Backpack is a Laptop backpack with Everyday features while Columbia's Unisex Trek 18L 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 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.
Compare Voltaic Systems Array Solar Backpack
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Compare Columbia Unisex Trek 18L Backpack
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