Osprey Siskin 8 Hydration Backpack vs Osprey Airporter Backpack

The main difference between the Osprey Siskin 8 Hydration Backpack and the Osprey Airporter Backpack is that the Siskin 8 Hydration Backpack has Sternum / Chest Straps (Adjustable sternum strap with magnetic valve) while the Airporter Backpack does not.

Osprey Siskin 8 Hydration Backpack Front View
Osprey Airporter Backpack - Front View
Specs Brand Osprey Osprey
Name Siskin 8 Hydration Backpack Airporter Backpack
Category Hydration Backpacking
Sub Category Outdoor Travel
Capacity (L) 8L 50L
Dimensions (in) 18.5 x 8.5 x 6.9 10 x 12 x 4
Weight (lb) 1.2 1.12
Fabric 900x600D Polyester Nylon Double Ripstop
Color 3 colors and patterns Shadow Grey
Warranty Osprey Lifetime Warranty Lifetime
Release Date December 5, 2018 August 9, 2015
Rating 4.8
Price Under $100 Under $75
General Features Shoulder Straps Adjustable shoulder straps Comfortable stow away shoulder strap
Sternum / Chest Straps Adjustable sternum strap with magnetic valve
Main Compartment Access Full front zipped access Large lockable zipper access
External Pockets Top zipped pocket ID card window
Internal Compartments Internal scratch-free slash pocket
Water Bottle No
Handles Top grab handle Top and side grab handle
Loops and Attachments LidLock helmet attachment, ;oop for blinky light attachment
Travel Features Compression Straps External compression straps
Stowable Straps Shoulder strap
Hiking / Backpacking Features Back Panel Mesh-covered extra deep ridged foam with center air channel
Reflective Safety Strips Reflective accent
Anti Theft Features Lockable Zippers Large lockable zipper
Hydration Features Bladder Size Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak
Hydration Compatible Yes
Other Features Other Features Compact duffel to carry extra gear

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


Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features while Osprey's Airporter Backpack is a Backpacking backpack with Travel 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 Airporter Backpack's capacity is 50L with a size of 10 x 12 x 4 inches. Constructed from Nylon Double Ripstop it weighs 1.12 pounds and is available in Shadow Grey.