The main difference between the Osprey Siskin 8 Hydration Backpack and the Hydro Flask 14L Down Shift Hydration Backpack is that the Siskin 8 Hydration Backpack has Compression Straps (External compression straps) while the 14L Down Shift Hydration Backpack does not.
Specs | Brand | Osprey | Hydro Flask |
Name | Siskin 8 Hydration Backpack | 14L Down Shift Hydration Backpack | |
Category | Hydration | Hydration | |
Sub Category | Outdoor | Outdoor | |
Capacity (L) | 8L | 14L | |
Dimensions (in) | 18.5 x 8.5 x 6.9 | 18 x 10 x 7 | |
Weight (lb) | 1.2 | 2.2 | |
Fabric | 900x600D Polyester | ||
Color | 3 colors and patterns | 3 colors and patterns | |
Warranty | Osprey Lifetime Warranty | Hydro Flask Lifetime Warranty | |
Release Date | December 5, 2018 | January 9, 2020 | |
Rating | 4.8 | 4.9 | |
Price | Under $100 | Under $150 | |
General Features | Shoulder Straps | Adjustable shoulder straps | Adjustable shoulder straps |
Sternum / Chest Straps | Adjustable sternum strap with magnetic valve | Adjustable sternum strap with integrated whistle | |
Hip Belt / Waist Strap | Adjustable hip strap | ||
Main Compartment Access | Full front zipped access | Normal zipped access | |
External Pockets | Top zipped pocket | Soft pocket for sunglasses or a phone | |
Internal Compartments | Internal scratch-free slash pocket | Insulated hydration sleeve | |
Water Bottle | No | No | |
Handles | Top grab handle | Top grab handle | |
Loops and Attachments | LidLock helmet attachment, ;oop for blinky light attachment | Helmet attachment loops, webbing loop for bike light attachment | |
Travel Features | Compression Straps | External compression straps | |
Hiking / Backpacking Features | Back Panel | Mesh-covered extra deep ridged foam with center air channel | Padded back panel |
Reflective Safety Strips | Reflective accent | ||
Hydration Features | Bladder Size | Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak | HydraPak® IsoBound™ 2L Insulated Reservoir |
Hydration Compatible | Yes | Yes | |
Other Features | Other Features | High-flow HydraPak® Blaster Bite Valve self-seals after each sip |
Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features while Hydro Flask 's 14L Down Shift Hydration Backpack is a Hydration backpack with Outdoor features.
The Osprey Siskin 8 Hydration Backpack has a capacity of 8L (liters), weighs 1.2 pounds and it's dimensions in inches are 18.5 x 8.5 x 6.9. It's made of 900x600D Polyester and is available in 3 colors and patterns in comparison the Hydro Flask 14L Down Shift Hydration Backpack's capacity is 14L with a size of 18 x 10 x 7 inches. Constructed from it weighs 2.2 pounds and is available in 3 colors and patterns.
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