Gregory Mountain Nano 16 Backpack vs Gregory Mountain Men's Inertia 20 H2O Day Hiking Backpack

The main difference between the Gregory Mountain Nano 16 Backpack and the Gregory Mountain Men's Inertia 20 H2O Day Hiking Backpack is that the Nano 16 Backpack has Loops and Attachments (Gear loops) while the Men's Inertia 20 H2O Day Hiking Backpack does not.

Gregory Mountain Products Nano 16 Everyday Outdoor Backpack Front View
Gregory Mountain Products Men's Inertia 20 H2O Day Hiking Backpack Front View
Specs Brand Gregory Mountain Gregory Mountain
Name Nano 16 Backpack Men's Inertia 20 H2O Day Hiking Backpack
Category Outdoor Mens
Sub Category Hiking Backpacking
Capacity (L) 16L 20L
Dimensions (in) 17.32 x 9.45 x 1.18 20.08 x 10.83 x 3.15
Weight (lb) 0.7 1.9
Fabric Nylon 100% Nylon
Color 4 colors and patterns 2 colors and patterns
Warranty The Gregory Limited Lifetime Warranty The Gregory Limited Lifetime Warranty
Release Date November 9, 2017
Rating 4.5 4.8
Price Under $50 Under $75
General Features Shoulder Straps Padded shoulder straps Die-cut shoulder harness
Sternum / Chest Straps Sternum strap Sternum and chest strap
Hip Belt / Waist Strap Removable hipbelt 3D comfort cradle hipbelt
Zippers ComfortGrip custom molded loop zipper pullers
Main Compartment Access Top access with drawcord and flap closure Normal zipped access
External Pockets 2 outer mesh pockets and 1 top zippered pocket 5 external pockets
Side Pockets Side pockets can fit water bottle and other accessories Side pockets can fit water bottle and other accessories
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Gear loops
Travel Features Base / Bottom Dual layer bottom panel
Hiking / Backpacking Features Back Panel Padded back panel 3D foam breathable backpanel
Hip Belt Pockets Yes
Trekking Pole Holders Yes
Hydration Features Bladder Size 3 Liter 3D hydro reservoir
Replaceable Bladder Yes
Hydration Compatible Yes

You're currently comparing the Nano 16 Backpack by Gregory Mountain against the Men's Inertia 20 H2O Day Hiking Backpack by Gregory Mountain .


Gregory Mountain 's Nano 16 Backpack is a Outdoor backpack with Hiking features while Gregory Mountain 's Men's Inertia 20 H2O Day Hiking Backpack is a Mens backpack with Backpacking features.

The Gregory Mountain Nano 16 Backpack has a capacity of 16L (liters), weighs 0.7 pounds and it's dimensions in inches are 17.32 x 9.45 x 1.18. It's made of Nylon and is available in 4 colors and patterns in comparison the Gregory Mountain Men's Inertia 20 H2O Day Hiking Backpack's capacity is 20L with a size of 20.08 x 10.83 x 3.15 inches. Constructed from 100% Nylon it weighs 1.9 pounds and is available in 2 colors and patterns.