Gregory Mountain Mens Baltoro 75 Backpack vs Osprey Rook 65 Men's Backpacking Backpack

The main difference between the Gregory Mountain Mens Baltoro 75 Backpack and the Osprey Rook 65 Men's Backpacking Backpack is that the Mens Baltoro 75 Backpack has Water Proof / Water Resistant (Yes) while the Rook 65 Men's Backpacking Backpack does not.

Gregory Mountain Products Men's Baltoro 75 Backpack Front View
Osprey Rook 65 Men's Backpacking Backpack Front View
Specs Brand Gregory Mountain Osprey
Name Mens Baltoro 75 Backpack Rook 65 Men's Backpacking Backpack
Category Mens Backpacking
Sub Category Backpacking Mens
Capacity (L) 75L 65L
Dimensions (in) 28 x 17.5 x 7.5 29.1 x 16.3 x 14.2
Weight (lb) 4.8 3.5
Fabric 630D HD Nylon 600D Polyester
Color 3 Colors and patterns 3 colors and patterns
Warranty The Gregory Limited Lifetime Warranty Osprey Lifetime Warranty
Release Date November 9, 2017 February 2, 2019
Rating 4.7 4.8
Price Under $350 Under $175
General Features Shoulder Straps Die-cut shoulder harness Soft edgeless padded mesh shoulder straps
Sternum / Chest Straps Chest strap Adjustable sternum strap with rescue whistle
Hip Belt / Waist Strap 3D comfort cradle hipbelt Padded hipbelt
Water Proof / Water Resistant Yes
Main Compartment Access Front U-Zip access Top access with lid
External Pockets 9 external pockets Zippered hipbelt pockets, zippered sleeping bag compartment with floating divider, zippered hipbelt pockets, and 2 side pockets
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle and other gears
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Multiple external attachment points Cord loop attachment points, loops to anchor an optional Osprey Daylite® daypack, sleeping pad straps
Travel Features Compression Straps External compression straps
Hiking / Backpacking Features Back Panel Matrix ventilated backpanel AirSpeed backpanel
Rain Cover Custom fitted rain cover Integrated removable raincover
Internal / External Frame Internal 4 mm LightWire peripheral frame
Adjustable Length Torso Yes Intuitive torso adjustment system
Hip Belt Pockets Yes
Top / Floating Lid Yes Fixed top lid with zippered pocket
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 Mens Baltoro 75 Backpack by Gregory Mountain against the Rook 65 Men's Backpacking Backpack by Osprey .


Gregory Mountain's Mens Baltoro 75 Backpack is a Mens backpack with Backpacking features while Osprey 's Rook 65 Men's Backpacking Backpack is a Backpacking backpack with Mens features.

The Gregory Mountain Mens Baltoro 75 Backpack has a capacity of 75L (liters), weighs 4.8 pounds and it's dimensions in inches are 28 x 17.5 x 7.5. It's made of 630D HD Nylon and is available in 3 Colors and patterns in comparison the Osprey Rook 65 Men's Backpacking Backpack's capacity is 65L with a size of 29.1 x 16.3 x 14.2 inches. Constructed from 600D Polyester it weighs 3.5 pounds and is available in 3 colors and patterns.