Osprey Siskin 8 Hydration Backpack vs Osprey Sylva 5 Womens Hydration Backpack

The main difference between the Osprey Siskin 8 Hydration Backpack and the Osprey Sylva 5 Womens Hydration Backpack is that the Siskin 8 Hydration Backpack has Internal Compartments (Internal scratch-free slash pocket) while the Sylva 5 Womens Hydration Backpack does not.

Osprey Siskin 8 Hydration Backpack Front View
Osprey Sylva 5 Womens Hydration Backpack FRont View
Specs Brand Osprey Osprey
Name Siskin 8 Hydration Backpack Sylva 5 Womens Hydration Backpack
Category Hydration Hydration
Sub Category Outdoor Outdoor
Capacity (L) 8L 5L
Dimensions (in) 18.5 x 8.5 x 6.9 15.7 x 10.4 x 6.7
Weight (lb) 1.2 1.3
Fabric 900x600D Polyester 100D Nylon Mini Honey Comb
Color 3 colors and patterns 3 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date December 5, 2018 December 28, 2018
Rating 4.8 4.9
Price Under $100 Under $125
General Features Shoulder Straps Adjustable shoulder straps Bike-specific shaped shoulder straps
Sternum / Chest Straps Adjustable sternum strap with magnetic valve Adjustable sternum strap with magnetic valve
Hip Belt / Waist Strap Padded spacermesh hipwings with webbing ErgoPull waist strap
Main Compartment Access Full front zipped access Normal zipped access
External Pockets Top zipped pocket Dedicated hydration compartment, front stretch mesh pocket, scratch-free zippered slash pocket
Internal Compartments Internal scratch-free slash pocket
Water Bottle No No
Handles Top grab handle Top grab handle
Loops and Attachments LidLock helmet attachment, ;oop for blinky light attachment LidLock helmet carry, loop for blinky light attachment
Business & School Features Organizer Pocket Zippered tool organization pocket
Travel Features Compression Straps External compression straps
Hiking / Backpacking Features Back Panel Mesh-covered extra deep ridged foam with center air channel AirSpeed backpanel
Rain Cover Integrated removable high-visibility raincover
Reflective Safety Strips Reflective accent
Hydration Features Bladder Size Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak Includes Osprey Hydraulics® LT 2.5L reservoir by Hydrapak
Hydration Compatible Yes Yes
Other Features Other Features Women's-specific fit and sizing

You're currently comparing the Siskin 8 Hydration Backpack by Osprey against the Sylva 5 Womens Hydration Backpack by Osprey .


Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features while Osprey 's Sylva 5 Womens 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 Osprey Sylva 5 Womens Hydration Backpack's capacity is 5L with a size of 15.7 x 10.4 x 6.7 inches. Constructed from 100D Nylon Mini Honey Comb it weighs 1.3 pounds and is available in 3 colors and patterns.