Osprey Rook 65 Men's Backpacking Backpack vs Gregory Mountain Men's Baltoro 85 Backpack

The main difference between the Osprey Rook 65 Men's Backpacking Backpack and the Gregory Mountain Men's Baltoro 85 Backpack is that the Rook 65 Men's Backpacking Backpack has Compression Straps (External compression straps) while the Men's Baltoro 85 Backpack does not.

Osprey Rook 65 Men's Backpacking Backpack Front View
Gregory Mountain Products Men's Baltoro 85 Backpack Front View
Specs Brand Osprey Gregory Mountain
Name Rook 65 Men's Backpacking Backpack Men's Baltoro 85 Backpack
Category Backpacking Mens
Sub Category Mens Backpacking
Capacity (L) 65L 85L
Dimensions (in) 29.1 x 16.3 x 14.2 28 x 17.5 x 8
Weight (lb) 3.5 5.15
Fabric 600D Polyester 630D High-Density Nylon
Color 3 colors and patterns ‎Dusk Blue
Warranty Osprey Lifetime Warranty The Gregory Limited Lifetime Warranty
Release Date February 2, 2019 November 9, 2017
Rating 4.8 4.8
Price Under $175 Under $350
General Features Shoulder Straps Soft edgeless padded mesh shoulder straps 3D air shoulder harness
Sternum / Chest Straps Adjustable sternum strap with rescue whistle Sternum strap
Hip Belt / Waist Strap Padded hipbelt 3D comfort cradle hipbelt
Zippers ComfortGrip custom molded loop zipper pullers
Main Compartment Access Top access with lid Front U-Zip access
External Pockets Zippered hipbelt pockets, zippered sleeping bag compartment with floating divider, zippered hipbelt pockets, and 2 side pockets 9 external pockets
Side Pockets Side pockets can fit water bottle and other gears Side pockets can fit water bottle and other accessories
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 Multiple external attachment points
Travel Features Compression Straps External compression straps
Hiking / Backpacking Features Back Panel AirSpeed backpanel
Rain Cover Integrated removable raincover Yes
Internal / External Frame Internal 4 mm LightWire peripheral frame
Adjustable Length Torso Intuitive torso adjustment system
Hip Belt Pockets Yes
Top / Floating Lid Fixed top lid with zippered pocket Yes
Trekking Pole Holders Yes
Hydration Features Hydration Compatible Yes Yes
Other Features Other Features Sidekick Daypack included doubles as an internal hydration sleeve

You're currently comparing the Rook 65 Men's Backpacking Backpack by Osprey against the Men's Baltoro 85 Backpack by Gregory Mountain.


Osprey 's Rook 65 Men's Backpacking Backpack is a Backpacking backpack with Mens features while Gregory Mountain's Men's Baltoro 85 Backpack is a Mens backpack with Backpacking 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 Gregory Mountain Men's Baltoro 85 Backpack's capacity is 85L with a size of 28 x 17.5 x 8 inches. Constructed from 630D High-Density Nylon it weighs 5.15 pounds and is available in ‎Dusk Blue.