Patagonia Altvia Pack 36L Backpack vs Gregory Mountain Nano 18 Backpack

The main difference between the Patagonia Altvia Pack 36L Backpack and the Gregory Mountain Mountain Nano 18 Backpack is that the Altvia Pack 36L Backpack has Zippers (Nylon zipper with metal pulls) while the Mountain Nano 18 Backpack does not.

Patagonia Altvia Pack 36L Backpack - Front View
Gregory Mountain Products Nano 18 Everyday Outdoor Backpack Front View
Specs Brand Patagonia Gregory Mountain
Name Altvia Pack 36L Backpack Mountain Nano 18 Backpack
Category Backpacking Backpacking
Sub Category Hiking Hiking
Capacity (L) 36L 18L
Dimensions (in) 23.5 x 12 x 10.5 18.8 x 11.4 x 1.9
Weight (lb) 2.18 1.0
Fabric 100% recycled nylon Nylon
Color Noble Grey 4 colors and patterns
Warranty The Gregory Limited Lifetime Warranty
Release Date July 16, 2020
Rating 4.5
Price Under $150 Under $75
General Features Shoulder Straps Straight - adjustable padded strap Air mesh padded shoulder straps
Sternum / Chest Straps Adjustable chest strap Sternum strap
Hip Belt / Waist Strap Adjustable waist strap Removable hip belt
Zippers Nylon zipper with metal pulls
Main Compartment Access Flap with buckle Normal zipped access
External Pockets 2 zip hip belt pockets 1 zipped front pockets and 2 side pockets
Internal Compartments 1 zip pocket, 1 slip-in pocket
Side Pockets Side pockets can fit water bottle and other accessories
Water Bottle Yes
Handles Top grab handle Top grab handle
Hiking / Backpacking Features Back Panel Padded Padded back panel
Rain Cover Rain cover included; pack volume is 36 liters
Hydration Features Hydration Compatible Yes Yes

You're currently comparing the Altvia Pack 36L Backpack by Patagonia against the Mountain Nano 18 Backpack by Gregory Mountain .


Patagonia's Altvia Pack 36L Backpack is a Backpacking backpack with Hiking features while Gregory Mountain 's Mountain Nano 18 Backpack is a Backpacking backpack with Hiking features.

The Patagonia Altvia Pack 36L Backpack has a capacity of 36L (liters), weighs 2.18 pounds and it's dimensions in inches are 23.5 x 12 x 10.5. It's made of 100% recycled nylon and is available in Noble Grey in comparison the Gregory Mountain Mountain Nano 18 Backpack's capacity is 18L with a size of 18.8 x 11.4 x 1.9 inches. Constructed from Nylon it weighs 1.0 pounds and is available in 4 colors and patterns.