Osprey Syncro 20 Hydration Backpack vs Osprey Siskin 8 Hydration Backpack

The main difference between the Osprey Syncro 20 Hydration Backpack and the Osprey Siskin 8 Hydration Backpack is that the Syncro 20 Hydration Backpack has Hip Belt / Waist Strap (Airmesh wrap hipbelt with pockets) while the Siskin 8 Hydration Backpack does not.

Osprey Syncro 20 Hydration Backpack Front View
Osprey Siskin 8 Hydration Backpack Front View
Specs Brand Osprey Osprey
Name Syncro 20 Hydration Backpack Siskin 8 Hydration Backpack
Category Hydration Hydration
Sub Category Outdoor Outdoor
Capacity (L) 20L 8L
Dimensions (in) 18.9 x 10.4 x 10.6 18.5 x 8.5 x 6.9
Weight (lb) 1.9 1.2
Fabric 100D Nylon Mini Honey Comb 900x600D Polyester
Color 3 colors and patterns 3 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date December 28, 2018 December 5, 2018
Rating 4.9 4.8
Price Under $150 Under $100
General Features Shoulder Straps Bike-specific wing shaped shoulder straps Adjustable shoulder straps
Sternum / Chest Straps Adjustable sternum strap with magnetic valve Adjustable sternum strap with magnetic valve
Hip Belt / Waist Strap Airmesh wrap hipbelt with pockets
Main Compartment Access Normal zipped access Full front zipped access
External Pockets Front stretch mesh pocket, scratch-free top slash 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 LidLock helmet carry, light loop attachment LidLock helmet attachment, ;oop for blinky light attachment
Business & School Features Organizer Pocket Zippered tool organization pocket
Travel Features Compression Straps External compression straps External compression straps
Hiking / Backpacking Features Back Panel AirSpeed backpanel Mesh-covered extra deep ridged foam with center air channel
Rain Cover Integrated removable high-visibility raincover
Load Lifters Yes
Hip Belt Pockets Yes
Reflective Safety Strips Reflective accent
Hydration Features Bladder Size Includes Osprey Hydraulics® LT 2.5L reservoir Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak
Hydration Compatible Yes Yes

You're currently comparing the Syncro 20 Hydration Backpack by Osprey against the Siskin 8 Hydration Backpack by Osprey .


Osprey 's Syncro 20 Hydration Backpack is a Hydration backpack with Outdoor features while Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features.

The Osprey Syncro 20 Hydration Backpack has a capacity of 20L (liters), weighs 1.9 pounds and it's dimensions in inches are 18.9 x 10.4 x 10.6. It's made of 100D Nylon Mini Honey Comb and is available in 3 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.