Osprey Rook 65 Men's Backpacking Backpack vs Osprey Ultralight Stuff Backpack

The main difference between the Osprey Rook 65 Men's Backpacking Backpack and the Osprey Ultralight Stuff Backpack is that the Rook 65 Men's Backpacking Backpack has Sternum / Chest Straps (Adjustable sternum strap with rescue whistle) while the Ultralight Stuff Backpack does not.

Osprey Rook 65 Men's Backpacking Backpack Front View
Osprey Ultralight Stuff Backpack Front View
Specs Brand Osprey Osprey
Name Rook 65 Men's Backpacking Backpack Ultralight Stuff Backpack
Category Backpacking Hiking
Sub Category Mens Daypack
Capacity (L) 65L 18L
Dimensions (in) 29.1 x 16.3 x 14.2 17 x 9 x 7
Weight (lb) 3.5 0.2
Fabric 600D Polyester 40D Nylon Ripstop
Color 3 colors and patterns 4 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date February 2, 2019 May 30, 2015
Rating 4.8 4.6
Price Under $175 Under $50
General Features Shoulder Straps Soft edgeless padded mesh shoulder straps Breathable mesh shoulder straps
Sternum / Chest Straps Adjustable sternum strap with rescue whistle
Hip Belt / Waist Strap Padded hipbelt
Main Compartment Access Top access with lid Normal zipped access
External Pockets Zippered hipbelt pockets, zippered sleeping bag compartment with floating divider, zippered hipbelt pockets, and 2 side pockets 1 zipped top pocket and 2 side pockets
Side Pockets Side pockets can fit water bottle and other gears Side pockets can fit water bottle
Water Bottle Yes Yes
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
Travel Features Packable / Foldable Folds into its built-in storage pocket
Compression Straps External compression straps
Hiking / Backpacking Features Back Panel AirSpeed backpanel
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
Hydration Features Hydration Compatible Yes

You're currently comparing the Rook 65 Men's Backpacking Backpack by Osprey against the Ultralight Stuff Backpack by Osprey .


Osprey 's Rook 65 Men's Backpacking Backpack is a Backpacking backpack with Mens features while Osprey 's Ultralight Stuff Backpack is a Hiking backpack with Daypack 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 Ultralight Stuff Backpack's capacity is 18L with a size of 17 x 9 x 7 inches. Constructed from 40D Nylon Ripstop it weighs 0.2 pounds and is available in 4 colors and patterns .