The main difference between the Zoot Ultra Tri Backpack and the Arena Spiky 2 Large Backpack is that the Ultra Tri Backpack has Sternum / Chest Straps (Adjustable sternum strap with whistle) while the Spiky 2 Large Backpack does not.
Specs | Brand | Zoot | Arena |
Name | Ultra Tri Backpack | Spiky 2 Large Backpack | |
Category | Sports | Sports | |
Sub Category | Swimming | Swimming | |
Capacity (L) | 25L | 40L | |
Dimensions (in) | 20 x 14 x 6 | 13.8 x 9.1 x 19.3 | |
Weight (lb) | 2.6 | 1.7 | |
Fabric | Nylon | Nylon, Polyester | |
Color | Grey | 10+ colors and patterns | |
Warranty | Zoot 2 Year Limited Warranty | Arena 30 Days Warranty | |
Release Date | October 20, 2015 | ||
Rating | 4.7 | 4.7 | |
Price | Under $125 | Under $75 | |
General Features | Shoulder Straps | Adjustable shoulder straps | Padded shoulder straps |
Sternum / Chest Straps | Adjustable sternum strap with whistle | ||
Water Proof / Water Resistant | Water resistant material | ||
Main Compartment Access | Normal zipped access | U-shape zipped access | |
External Pockets | EVA molded helmet pocket, rear pocket, and 2 side pockets | 2 front, 2 side, bottom and back zipped pockets | |
Internal Compartments | Spacious main compartment | ||
Side Pockets | Side pockets can fit water bottle | Side pockets can fit water bottle | |
Water Bottle | Yes | Yes | |
Handles | Top grab handle | Integrated grab handle | |
Lightweight | Yes | ||
Business & School Features | Laptop Sleeve | Laptop compartment | |
Travel Features | Compression Straps | External compression straps | |
Luggage Straps / Trolley Sleeve | Luggage handle pass through | ||
Base / Bottom | Reinforced bottom | ||
Hiking / Backpacking Features | Back Panel | Breathable molded ergonomic back panel | Back panel with mesh inserts |
Gym / Sports Features | Waterproof Pouch | Removable roll-top wetsuit/dirty laundry wet sack | |
Shoe Compartment | Roomy bottom shoe compartment |
Zoot 's Ultra Tri Backpack is a Sports backpack with Swimming features while Arena 's Spiky 2 Large Backpack is a Sports backpack with Swimming features.
The Zoot Ultra Tri Backpack has a capacity of 25L (liters), weighs 2.6 pounds and it's dimensions in inches are 20 x 14 x 6. It's made of Nylon and is available in Grey in comparison the Arena Spiky 2 Large Backpack's capacity is 40L with a size of 13.8 x 9.1 x 19.3 inches. Constructed from Nylon, Polyester it weighs 1.7 pounds and is available in 10+ colors and patterns.
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