The main difference between the UltrAspire Alpha 4.0 Vest and the CamelBak Circuit Vest 50oz is that the Alpha 4.0 Vest has Zippers (Large zipper pulls) while the Circuit Vest 50oz does not.
Specs | Brand | UltrAspire | CamelBak |
Name | Alpha 4.0 Vest | Circuit Vest 50oz | |
Category | Sports | Sports | |
Sub Category | Running | Running | |
Capacity (L) | 6L | 3.5L | |
Dimensions (in) | 31-36 | 13.8 x 7.5 x 3.7 | |
Weight (lb) | 0.6 | 0.4 | |
Fabric | Double layered 30D Fabric | Ultra Light Materials | |
Color | Emerald Blue Lime | 2 colors and patterns | |
Warranty | UltrAspire Warranty/Return Policy | CamelBak Lifetime Guarantee | |
Release Date | July 5, 2019 | March 31, 2020 | |
Rating | 4.5 | 4.6 | |
Price | Under $125 | Under $75 | |
General Features | Shoulder Straps | Angled and curved shoulder straps | Multi-directional air flow and cushioning |
Sternum / Chest Straps | Dual adjustable sternum straps | ||
Zippers | Large zipper pulls | ||
Main Compartment Access | Normal zipped access | Front zipped access | |
External Pockets | Rapid access pockets, passage pocket and drawstring pocket | Secure phone pocket, 2 bottle pockets, and stash pocket | |
Water Bottle | Yes | ||
Handles | Top grab handle | ||
Loops and Attachments | Tube trap | ||
Hiking / Backpacking Features | Ergonomic | ErgoFit | |
Ventilated Back | Ultracool system | ||
Trekking Pole Holders | Trekking pole attachments | ||
Reflective Safety Strips | Reflective accents | ||
Hydration Features | Bladder Size | Holds 2L reservoir | Holds 50z or 3L hydration bladder |
Hydration Compatible | Yes | Yes |
UltrAspire 's Alpha 4.0 Vest is a Sports backpack with Running features while CamelBak 's Circuit Vest 50oz is a Sports backpack with Running features.
The UltrAspire Alpha 4.0 Vest has a capacity of 6L (liters), weighs 0.6 pounds and it's dimensions in inches are 31-36. It's made of Double layered 30D Fabric and is available in Emerald Blue Lime in comparison the CamelBak Circuit Vest 50oz's capacity is 3.5L with a size of 13.8 x 7.5 x 3.7 inches. Constructed from Ultra Light Materials it weighs 0.4 pounds and is available in 2 colors and patterns.
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