Osprey Rook 65 Men's Backpacking Backpack vs Osprey Siskin 8 Hydration Backpack

The main difference between the Osprey Rook 65 Men's Backpacking Backpack and the Osprey Siskin 8 Hydration Backpack is that the Rook 65 Men's Backpacking Backpack has Hip Belt / Waist Strap (Padded hipbelt) while the Siskin 8 Hydration Backpack does not.

Osprey Rook 65 Men's Backpacking Backpack Front View
Osprey Siskin 8 Hydration Backpack Front View
Specs Brand Osprey Osprey
Name Rook 65 Men's Backpacking Backpack Siskin 8 Hydration Backpack
Category Backpacking Hydration
Sub Category Mens Outdoor
Capacity (L) 65L 8L
Dimensions (in) 29.1 x 16.3 x 14.2 18.5 x 8.5 x 6.9
Weight (lb) 3.5 1.2
Fabric 600D Polyester 900x600D Polyester
Color 3 colors and patterns 3 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date February 2, 2019 December 5, 2018
Rating 4.8 4.8
Price Under $175 Under $100
General Features Shoulder Straps Soft edgeless padded mesh shoulder straps Adjustable shoulder straps
Sternum / Chest Straps Adjustable sternum strap with rescue whistle Adjustable sternum strap with magnetic valve
Hip Belt / Waist Strap Padded hipbelt
Main Compartment Access Top access with lid Full front zipped access
External Pockets Zippered hipbelt pockets, zippered sleeping bag compartment with floating divider, zippered hipbelt pockets, and 2 side pockets Top zipped pocket
Internal Compartments Internal scratch-free slash pocket
Side Pockets Side pockets can fit water bottle and other gears
Water Bottle Yes No
Handles Top grab handle Top grab handle
Loops and Attachments Cord loop attachment points, loops to anchor an optional Osprey Daylite® daypack, sleeping pad straps LidLock helmet attachment, ;oop for blinky light attachment
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 raincover
Internal / External Frame Internal 4 mm LightWire peripheral frame
Adjustable Length Torso Intuitive torso adjustment system
Top / Floating Lid Fixed top lid with zippered pocket
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 Rook 65 Men's Backpacking Backpack by Osprey against the Siskin 8 Hydration Backpack by Osprey .


Osprey 's Rook 65 Men's Backpacking Backpack is a Backpacking backpack with Mens features while Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features.

The Osprey Rook 65 Men's Backpacking Backpack has a capacity of 65L (liters), weighs 3.5 pounds and it's dimensions in inches are 29.1 x 16.3 x 14.2. It's made of 600D Polyester 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.