Gregory Mountain Men's Optic 55 Ultralight Backpack vs Gregory Mountain Womens Deva 80 Backpacking

The main difference between the Gregory Mountain Men's Optic 55 Ultralight Backpack and the Gregory Mountain Women's Deva 80 Backpacking is that the Men's Optic 55 Ultralight Backpack has Compression Straps (External compression straps) while the Women's Deva 80 Backpacking does not.

Gregory Mountain Products Men's Optic 55 Ultralight Backpack Front View
Gregory Mountain Products Women's Deva 80 Backpacking Front View
Specs Brand Gregory Mountain Gregory Mountain
Name Men's Optic 55 Ultralight Backpack Women's Deva 80 Backpacking
Category Mens Womens
Sub Category Backpacking Backpacking
Capacity (L) 55L 80L
Dimensions (in) 23.5 x 12.6 x 4.2 ‎25.5 x 16 x 11
Weight (lb) 2.4 4.7
Fabric Nylon Nylon
Color 2 colors and patterns 2 colors and patterns
Warranty The Gregory Limited Lifetime Warranty The Gregory Limited Lifetime Warranty
Release Date November 9, 2017 November 9, 2017
Rating 4.1 5.0
Price Under $225 Under $350
General Features Shoulder Straps Padded shoulder straps Die-cut shoulder harness
Sternum / Chest Straps Sternum and chest strap Chest strap
Hip Belt / Waist Strap 3D comfort cradle hipbelt 3D comfort cradle hipbelt
Water Proof / Water Resistant Yes
Zippers ComfortGrip custom molded loop zipper pullers ComfortGrip custom molded loop zipper pullers
Main Compartment Access U-zip main opening or full body front access Front U-Zip access
External Pockets 3 external pockets including weather shield hip belt pocket 9 external pockets
Side Pockets Side pockets can hold water bottle Side pockets can fit water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Adjustable attachment loop and upper shock lock Multiple external attachment points
Travel Features Compression Straps External compression straps
Rear Loading Straps Yes
Hiking / Backpacking Features Back Panel Ventilated back panel 3D foam breathable backpanel
Rain Cover Yes Custom fitted rain cover
Internal / External Frame Aluminum internal frame
Ventilated Back 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 Men's Optic 55 Ultralight Backpack by Gregory Mountain against the Women's Deva 80 Backpacking by Gregory Mountain .


Gregory Mountain's Men's Optic 55 Ultralight Backpack is a Mens backpack with Backpacking features while Gregory Mountain 's Women's Deva 80 Backpacking is a Womens backpack with Backpacking features.

The Gregory Mountain Men's Optic 55 Ultralight Backpack has a capacity of 55L (liters), weighs 2.4 pounds and it's dimensions in inches are 23.5 x 12.6 x 4.2 . It's made of Nylon and is available in 2 colors and patterns in comparison the Gregory Mountain Women's Deva 80 Backpacking's capacity is 80L with a size of ‎25.5 x 16 x 11 inches. Constructed from Nylon it weighs 4.7 pounds and is available in 2 colors and patterns.