Osprey Siskin 8 Hydration Backpack vs Osprey Tempest 9 Womens Hiking Backpack

The main difference between the Osprey Siskin 8 Hydration Backpack and the Osprey Tempest 9 Womens Hiking Backpack is that the Siskin 8 Hydration Backpack has Reflective Safety Strips (Reflective accent) while the Tempest 9 Womens Hiking Backpack does not.

Osprey Siskin 8 Hydration Backpack Front View
Osprey Tempest 9 Womens Hiking Backpack Side View
Specs Brand Osprey Osprey
Name Siskin 8 Hydration Backpack Tempest 9 Womens Hiking Backpack
Category Hydration Womens
Sub Category Outdoor Hiking
Capacity (L) 8L 9L
Dimensions (in) 18.5 x 8.5 x 6.9 18.5 x 10.63 x 7.87
Weight (lb) 1.2 1.8
Fabric 900x600D Polyester 100D x 210D Wave Check High-tenacity Nylon
Color 3 colors and patterns 2 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date December 5, 2018 January 6, 2017
Rating 4.8 4.7
Price Under $100 Under $200
General Features Shoulder Straps Adjustable shoulder straps Biostretch shoulder straps
Sternum / Chest Straps Adjustable sternum strap with magnetic valve Adjustable sternum strap with safety whistle buckle
Hip Belt / Waist Strap Biostretch hipbelt with pockets
Main Compartment Access Full front zipped access Normal zipped access
External Pockets Top zipped pocket Top panel zippered slash pocket, expandable stretch mesh harness pocket and side stretch mesh pockets
Internal Compartments Internal scratch-free slash pocket Internal zippered mesh pocket with key clip
Side Pockets Side pockets can fit water bottle
Water Bottle No Yes
Handles Top grab handle Top grab handle
Loops and Attachments LidLock helmet attachment, ;oop for blinky light attachment Stow-on-the-Go trekking pole attachment, LidLock bike helmet attachment, adjustable bungee, and blinker light attachment
Travel Features Compression Straps External compression straps External compression straps
Hiking / Backpacking Features Back Panel Mesh-covered extra deep ridged foam with center air channel AirScape back panel
Load Lifters Yes
Internal / External Frame Injection-molded AirScape framesheet
Adjustable Length Torso Harness system easily adjusts to fit various torso lengths
Hip Belt Pockets Yes
Trekking Pole Holders Yes
Reflective Safety Strips Reflective accent
Hydration Features Bladder Size Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak
Hydration Compatible Yes Yes

You're currently comparing the Siskin 8 Hydration Backpack by Osprey against the Tempest 9 Womens Hiking Backpack by Osprey .


Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features while Osprey 's Tempest 9 Womens Hiking Backpack is a Womens backpack with Hiking 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 Osprey Tempest 9 Womens Hiking Backpack's capacity is 9L with a size of 18.5 x 10.63 x 7.87 inches. Constructed from 100D x 210D Wave Check High-tenacity Nylon it weighs 1.8 pounds and is available in 2 colors and patterns.