The main difference between the Adidas Power 4 Loadspring Backpack and the Voltaic Systems Array Solar Backpack is that the Power 4 Loadspring Backpack has Compression Straps (External compression straps) while the Array Solar Backpack does not.
Specs | Brand | Adidas | Voltaic Systems |
Name | Power 4 Loadspring Backpack | Array Solar Backpack | |
Category | Laptop | Laptop | |
Sub Category | Everyday | Everyday | |
Capacity (L) | 32L | 25L | |
Dimensions (in) | 7 x 12 x 20 | 19 x 11 x 7 | |
Weight (lb) | 1.0 | 5.4 | |
Fabric | 51% Recycled Polyester / 49% Polyester Plain Weave | Recycled PET Fabric | |
Color | 4 colors and patterns | Black | |
Warranty | Adidas Lifetime Warranty | Voltaic Systems 2 Year Warranty | |
Release Date | ‎December 12, 2011 | ||
Rating | 4.6 | 4.3 | |
Price | Under $50 | Under $250 | |
General Features | Shoulder Straps | Loadspring shoulder straps | Breathable mesh shoulder straps |
Sternum / Chest Straps | Sternum strap | Sternum strap | |
Main Compartment Access | Normal zipped access | Clamshell | |
External Pockets | 1 zipped front pocket and 2 side pockets | Back zipped pocket and 3 side pockets | |
Internal Compartments | Large main storage compartment with many pockets | ||
Side Pockets | Side pockets can fit water bottle | Side pockets can fit water bottle, tripod, and charger | |
Water Bottle | Yes | Yes | |
Handles | Top grab handle | Top grab handle | |
Loops and Attachments | 9W solar panel, tripod carry strap | ||
Business & School Features | Laptop Sleeve | Padded laptop compartment fits up to 16" | Padded laptop sleeve fits up to 15" |
Tablet Sleeve | Tablet sleeve | ||
Travel Features | Compression Straps | External compression straps | |
Base / Bottom | Durable TPE-coated base | ||
Hiking / Backpacking Features | Back Panel | Padded back panel | High density molded back section |
Camera Features | Compatibility | Compatible with most DSLR cameras | |
Dividers | Padded dividers | ||
Tripod Storage | Yes |
Adidas 's Power 4 Loadspring Backpack is a Laptop backpack with Everyday features while Voltaic Systems 's Array Solar Backpack is a Laptop backpack with Everyday features.
The Adidas Power 4 Loadspring Backpack has a capacity of 32L (liters), weighs 1.0 pounds and it's dimensions in inches are 7 x 12 x 20. It's made of 51% Recycled Polyester / 49% Polyester Plain Weave and is available in 4 colors and patterns in comparison the Voltaic Systems Array Solar Backpack's capacity is 25L with a size of 19 x 11 x 7 inches. Constructed from Recycled PET Fabric it weighs 5.4 pounds and is available in Black.
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