The main difference between the Osprey Exos 58 Mens Backpacking Backpack and the Osprey Siskin 8 Hydration Backpack is that the Exos 58 Mens Backpacking Backpack has Hip Belt / Waist Strap (Exoform hipbelt) while the Siskin 8 Hydration Backpack does not.
Specs | Brand | Osprey | Osprey |
Name | Exos 58 Mens Backpacking Backpack | Siskin 8 Hydration Backpack | |
Category | Backpacking | Hydration | |
Sub Category | Mens | Outdoor | |
Capacity (L) | 58L | 8L | |
Dimensions (in) | 31.5 x16.14 x 14.57 | 18.5 x 8.5 x 6.9 | |
Weight (lb) | 2.7 | 1.2 | |
Fabric | 100D High Tenacity Nylon | 900x600D Polyester | |
Color | 2 colors and patterns | 3 colors and patterns | |
Warranty | Osprey Lifetime Warranty | Osprey Lifetime Warranty | |
Release Date | February 4, 2015 | December 5, 2018 | |
Rating | 4.6 | 4.8 | |
Price | Under $250 | Under $100 | |
General Features | Shoulder Straps | Exoform shoulder straps | Adjustable shoulder straps |
Sternum / Chest Straps | Sternum strap with integrated safety whistle | Adjustable sternum strap with magnetic valve | |
Hip Belt / Waist Strap | Exoform hipbelt | ||
Main Compartment Access | Top loading access | Full front zipped access | |
External Pockets | Front stretch mesh pocket and 2 side pockets | Top zipped pocket | |
Internal Compartments | Internal scratch-free slash pocket | ||
Side Pockets | Side pockets can fit water bottle | ||
Water Bottle | Yes | No | |
Handles | Top grab handle | Top grab handle | |
Loops and Attachments | Ice axe attachment with bungee tie-off, accessory cord attachment points, and Stow-on-the-Go trekking pole attachment | LidLock helmet attachment, ;oop for blinky light attachment | |
Travel Features | Compression Straps | External compression straps | External compression straps |
Rear Loading Straps | Yes | ||
Hiking / Backpacking Features | Back Panel | 3D-tensioned breathable mesh backpanel with side ventilation | Mesh-covered extra deep ridged foam with center air channel |
Load Lifters | Yes | ||
Internal / External Frame | 4mm Lightwire alloy internal frame | ||
Ventilated Back | Yes | ||
Top / Floating Lid | Yes | ||
Trekking Pole Holders | Yes | ||
Reflective Safety Strips | Reflective accent | ||
Hydration Features | Bladder Size | Holds 3L hydration reservoir | Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak |
Hydration Compatible | Yes | Yes |
Osprey 's Exos 58 Mens Backpacking Backpack is a Backpacking backpack with Mens features while Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features.
The Osprey Exos 58 Mens Backpacking Backpack has a capacity of 58L (liters), weighs 2.7 pounds and it's dimensions in inches are 31.5 x16.14 x 14.57. It's made of 100D High Tenacity Nylon and is available in 2 colors and patterns in comparison the Osprey Siskin 8 Hydration Backpack's capacity is 8L with a size of 18.5 x 8.5 x 6.9 inches. Constructed from 900x600D Polyester it weighs 1.2 pounds and is available in 3 colors and patterns.
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