Osprey Atmos AG 65 Mens Backpacking Backpack vs Osprey Syncro 20 Hydration Backpack

The main difference between the Osprey Atmos AG 65 Mens Backpacking Backpack and the Osprey Syncro 20 Hydration Backpack is that the Atmos AG 65 Mens Backpacking Backpack has Stowable Straps (Removable sleeping pad straps) while the Syncro 20 Hydration Backpack does not.

Osprey Atmos AG 65 Mens Backpacking Backpack Front View
Osprey Syncro 20 Hydration Backpack Front View
Specs Brand Osprey Osprey
Name Atmos AG 65 Mens Backpacking Backpack Syncro 20 Hydration Backpack
Category Backpacking Hydration
Sub Category Mens Outdoor
Capacity (L) 65L 20L
Dimensions (in) 34.25 x 15.35 x 16.14 18.9 x 10.4 x 10.6
Weight (lb) 4.7 1.9
Fabric 100D X 630D Nylon Dobby 100D Nylon Mini Honey Comb
Color 3 colors and patterns 3 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date October 28, 2015 December 28, 2018
Rating 4.8 4.9
Price Under $275 Under $150
General Features Shoulder Straps Adjustable shoulder straps Bike-specific wing shaped shoulder straps
Sternum / Chest Straps Sternum strap with integrated safety whistle Adjustable sternum strap with magnetic valve
Hip Belt / Waist Strap Fit-on-the-Fly hipbelt with pockets Airmesh wrap hipbelt with pockets
Main Compartment Access Top loading access Normal zipped access
External Pockets Front stretch mesh pocket and 2 stretch mesh side pockets Front stretch mesh pocket, scratch-free top slash pocket, and 2 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 LidLock helmet carry, light loop attachment
Business & School Features Organizer Pocket Zippered tool organization pocket
Travel Features Compression Straps External compression straps External compression straps
Stowable Straps Removable sleeping pad straps
Hiking / Backpacking Features Back Panel Innovative AntiGravity suspension AirSpeed backpanel
Rain Cover Integrated removable high-visibility raincover
Load Lifters Yes Yes
Internal / External Frame LightWire-tensioned, full peripheral frame comfortably transfers pack load
Ventilated Back Yes
Hip Belt Pockets Yes Yes
Top / Floating Lid Yes
Trekking Pole Holders Yes
Hydration Features Bladder Size Holds 3L hydration reservoir Includes Osprey Hydraulics® LT 2.5L reservoir
Hydration Compatible Yes Yes

You're currently comparing the Atmos AG 65 Mens Backpacking Backpack by Osprey against the Syncro 20 Hydration Backpack by Osprey .


Osprey's Atmos AG 65 Mens Backpacking Backpack is a Backpacking backpack with Mens features while Osprey 's Syncro 20 Hydration Backpack is a Hydration backpack with Outdoor features.

The Osprey Atmos AG 65 Mens Backpacking Backpack has a capacity of 65L (liters), weighs 4.7 pounds and it's dimensions in inches are 34.25 x 15.35 x 16.14. It's made of 100D X 630D Nylon Dobby and is available in 3 colors and patterns in comparison the Osprey Syncro 20 Hydration Backpack's capacity is 20L with a size of 18.9 x 10.4 x 10.6 inches. Constructed from 100D Nylon Mini Honey Comb it weighs 1.9 pounds and is available in 3 colors and patterns.