Osprey Atmos AG 50 Mens Backpacking Backpack vs Gregory Mountain Mens Baltoro 75 Backpack

The main difference between the Osprey Atmos AG 50 Mens Backpacking Backpack and the Gregory Mountain Mens Baltoro 75 Backpack is that the Atmos AG 50 Mens Backpacking Backpack has Compression Straps (External compression straps) while the Mens Baltoro 75 Backpack does not.

Osprey Atmos AG 50 Mens Backpacking Backpack Front View
Gregory Mountain Products Men's Baltoro 75 Backpack Front View
Specs Brand Osprey Gregory Mountain
Name Atmos AG 50 Mens Backpacking Backpack Mens Baltoro 75 Backpack
Category Mens Mens
Sub Category Backpacking Backpacking
Capacity (L) 50L 75L
Dimensions (in) 32.68 x 14.96 x 15.35 28 x 17.5 x 7.5
Weight (lb) 4.2 4.8
Fabric 100D X 630D Nylon Dobby 630D HD Nylon
Color 3 colors and patterns 3 Colors and patterns
Warranty Osprey Lifetime Warranty The Gregory Limited Lifetime Warranty
Release Date August 15, 2015 November 9, 2017
Rating 4.7 4.7
Price Under $250 Under $350
General Features Shoulder Straps Adjustable shoulder straps Die-cut shoulder harness
Sternum / Chest Straps Sternum strap with integrated safety whistle Chest strap
Hip Belt / Waist Strap Fit-on-the-Fly hipbelt with pockets 3D comfort cradle hipbelt
Water Proof / Water Resistant Yes
Main Compartment Access Top loading access Front U-Zip access
External Pockets Front stretch mesh pocket and 2 stretch mesh side pockets 9 external pockets
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Web attachment points, dual ice tool loops, Stow-on-the-Go trekking pole attachment, integrated FlapJacket Multiple external attachment points
Travel Features Compression Straps External compression straps
Stowable Straps Removable sleeping pad straps
Hiking / Backpacking Features Back Panel Innovative AntiGravity suspension Matrix ventilated backpanel
Rain Cover Custom fitted rain cover
Internal / External Frame LightWire-tensioned, full peripheral frame comfortably transfers pack load
Ventilated Back Yes
Adjustable Length Torso Yes
Hip Belt Pockets Yes Yes
Top / Floating Lid Yes Yes
Trekking Pole Holders Yes Yes
Hydration Features Bladder Size Holds 3L hydration reservoir
Hydration Compatible Yes Yes
Other Features Other Features Sidekick Daypack included doubles as an internal hydration sleeve

You're currently comparing the Atmos AG 50 Mens Backpacking Backpack by Osprey against the Mens Baltoro 75 Backpack by Gregory Mountain.


Osprey 's Atmos AG 50 Mens Backpacking Backpack is a Mens backpack with Backpacking features while Gregory Mountain's Mens Baltoro 75 Backpack is a Mens backpack with Backpacking features.

The Osprey Atmos AG 50 Mens Backpacking Backpack has a capacity of 50L (liters), weighs 4.2 pounds and it's dimensions in inches are 32.68 x 14.96 x 15.35. It's made of 100D X 630D Nylon Dobby and is available in 3 colors and patterns in comparison the Gregory Mountain Mens Baltoro 75 Backpack's capacity is 75L with a size of 28 x 17.5 x 7.5 inches. Constructed from 630D HD Nylon it weighs 4.8 pounds and is available in 3 Colors and patterns.