Osprey Ultralight Stuff Backpack vs Osprey Atmos AG 65 Mens Backpacking Backpack

The main difference between the Osprey Ultralight Stuff Backpack and the Osprey Atmos AG 65 Mens Backpacking Backpack is that the Ultralight Stuff Backpack has Packable / Foldable (Folds into its built-in storage pocket) while the Atmos AG 65 Mens Backpacking Backpack does not.

Osprey Ultralight Stuff Backpack Front View
Osprey Atmos AG 65 Mens Backpacking Backpack Front View
Specs Brand Osprey Osprey
Name Ultralight Stuff Backpack Atmos AG 65 Mens Backpacking Backpack
Category Hiking Backpacking
Sub Category Daypack Mens
Capacity (L) 18L 65L
Dimensions (in) 17 x 9 x 7 34.25 x 15.35 x 16.14
Weight (lb) 0.2 4.7
Fabric 40D Nylon Ripstop 100D X 630D Nylon Dobby
Color 4 colors and patterns 3 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date May 30, 2015 October 28, 2015
Rating 4.6 4.8
Price Under $50 Under $275
General Features Shoulder Straps Breathable mesh shoulder straps Adjustable shoulder straps
Sternum / Chest Straps Sternum strap with integrated safety whistle
Hip Belt / Waist Strap Fit-on-the-Fly hipbelt with pockets
Main Compartment Access Normal zipped access Top loading access
External Pockets 1 zipped top pocket and 2 side pockets Front stretch mesh pocket and 2 stretch mesh side 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
Travel Features Packable / Foldable Folds into its built-in storage pocket
Compression Straps External compression straps
Stowable Straps Removable sleeping pad straps
Hiking / Backpacking Features Back Panel Innovative AntiGravity suspension
Load Lifters Yes
Internal / External Frame LightWire-tensioned, full peripheral frame comfortably transfers pack load
Ventilated Back Yes
Hip Belt Pockets Yes
Top / Floating Lid Yes
Trekking Pole Holders Yes
Hydration Features Bladder Size Holds 3L hydration reservoir
Hydration Compatible Yes

You're currently comparing the Ultralight Stuff Backpack by Osprey against the Atmos AG 65 Mens Backpacking Backpack by Osprey.


Osprey 's Ultralight Stuff Backpack is a Hiking backpack with Daypack features while Osprey's Atmos AG 65 Mens Backpacking Backpack is a Backpacking backpack with Mens features.

The Osprey Ultralight Stuff Backpack has a capacity of 18L (liters), weighs 0.2 pounds and it's dimensions in inches are 17 x 9 x 7. It's made of 40D Nylon Ripstop and is available in 4 colors and patterns in comparison the Osprey Atmos AG 65 Mens Backpacking Backpack's capacity is 65L with a size of 34.25 x 15.35 x 16.14 inches. Constructed from 100D X 630D Nylon Dobby it weighs 4.7 pounds and is available in 3 colors and patterns.