Osprey Packs Atmos AG 65L Backpack

We’ve read the reviews across the web for the Osprey Packs Atmos AG 65L Backpack and summarize the results below:

Universal Ranking

PeakScore: 91 (out of 100)
User Rating: 4.6 stars 
Expert Rating: 4.5 stars

Number of Ratings Reviewed: 338

Pros & Cons

Reasons to buy:

User Reviews

  • Magically comfortable suspension.
  • Many points of adjustment for full customization.
  • Optimal storage possible due to multiple pockets.
  • The netted support system provides great support.
  • Anti-gravity system aids in distributing weight evenly across back and hips.
  • Features straps on shoulders and chest for full support.
  • Adjustable pack panel for snug fit.
  • Hip belt does a great job of supporting load since it is integrated into the Anti-gravity system.
  • Ample pocket space for storage.
  • Sleeping bag compartment is large enough to easily hold big sleeping bags.
  • Hip belt is tighter and more comfortable than previous models.
  • Adjustments for torso length are easy and quick.
  • Suspension system allows good ventilation on your back.

Expert Reviews

  • Side pockets have mesh for breathability and easy access.
  • Compression straps do a good job of tightening down load.
  • Internal hydration sleeve easily fits 3L pouch of liquid.
  • The even weight distribution across the back and waist prevent any sore spots.
  • Face fabric is comfortable if rubs against skin.
  • LightWire tension peripheral frame aids in transferring loads and distributing evenly, easily up to 40 pounds.
  • Features a stretch mesh beavertail pocket for ample storage.
  • Top loading able with zippered access for easy storing.
  • Features trekking pole attachments for convenient stowing of poles.
  • The small Velcro pocket is available behind hip belt pocket for storing valuables.

Reasons NOT to buy:

User Reviews

  • Zippers are difficult to open and close with one hand.
  • Rain cover not included.
  • The straps can slip during heavy rain.
  • The waist-belt pouch is very small and may not be usable for some larger items.

Expert Reviews

  • Suspension system starts to sag a bit when load is over 40 pounds.
  • Not considered ultralight.
  • Pack may be too heavy for carrying lighter loads.
  • Adjustable torso height is only available for 4″ customization.
  • 7 pockets may not be enough for some people.


The Osprey Packs Atmos AG 65L Backpack is an incredibly comfortable pack. If you can get it to fit right (which can be tricky) then this might be the most comfortable and efficient pack for carrying mid-weight loads on the market.


Note: User and expert rankings were reviewed across the web. Some expert reviews include these: 1, 2, 3, 4, 5, 6, 7, 8.