Gregory Mountain Deva 60 Backpack vs Gregory Mountain Men's Optic 55 Ultralight Backpack

The main difference between the Gregory Mountain Deva 60 Backpack and the Gregory Mountain Men's Optic 55 Ultralight Backpack is that the Deva 60 Backpack has Adjustable Length Torso (Yes) while the Men's Optic 55 Ultralight Backpack does not.

Gregory Women's Deva 60 A3 Backpack Front View
Gregory Mountain Products Men's Optic 55 Ultralight Backpack Front View
Specs Brand Gregory Mountain Gregory Mountain
Name Deva 60 Backpack Men's Optic 55 Ultralight Backpack
Category Womens Mens
Sub Category Backpacking Backpacking
Capacity (L) 60L 55L
Dimensions (in) 23.5 x 12.6 x 4.2
Weight (lb) 2.4
Fabric Polyester and Nylon Nylon
Color 2 colors and patterns 2 colors and patterns
Warranty The Gregory Limited Lifetime Warranty The Gregory Limited Lifetime Warranty
Release Date March 13, 2015 November 9, 2017
Rating 4.5 4.1
Price Under $300 Under $225
General Features Shoulder Straps Die-cut shoulder harness Padded shoulder straps
Sternum / Chest Straps Sternum strap Sternum and chest strap
Hip Belt / Waist Strap 3D comfort cradle hipbelt 3D comfort cradle hipbelt
Zippers ComfortGrip custom molded loop zipper pullers ComfortGrip custom molded loop zipper pullers
Main Compartment Access Front U-Zip access U-zip main opening or full body front access
External Pockets Floating top pocket with zippered compartment and an underneath pocket, front stretch mesh pocket, sleeping bag compartment with divider, and 2 side pockets 3 external pockets including weather shield hip belt pocket
Side Pockets Side pockets can fit water bottle and other accessories Side pockets can hold water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Multiple external attachment points Adjustable attachment loop and upper shock lock
Travel Features Compression Straps External compression straps
Rear Loading Straps Yes
Hiking / Backpacking Features Back Panel 3D foam breathable backpanel Ventilated back panel
Rain Cover Yes Yes
Internal / External Frame Wishbone aluminum frame Aluminum internal frame
Ventilated Back Yes
Adjustable Length Torso Yes
Hip Belt Pockets Yes Yes
Top / Floating Lid Yes Yes
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 Deva 60 Backpack by Gregory Mountain against the Men's Optic 55 Ultralight Backpack by Gregory Mountain.


Gregory Mountain 's Deva 60 Backpack is a Womens backpack with Backpacking features while Gregory Mountain's Men's Optic 55 Ultralight Backpack is a Mens backpack with Backpacking features.

The Gregory Mountain Deva 60 Backpack has a capacity of 60L (liters), weighs pounds and it's dimensions in inches are . It's made of Polyester and Nylon and is available in 2 colors and patterns in comparison the Gregory Mountain Men's Optic 55 Ultralight Backpack's capacity is 55L with a size of 23.5 x 12.6 x 4.2 inches. Constructed from Nylon it weighs 2.4 pounds and is available in 2 colors and patterns.