Gregory Mountain Nano 20 Backpack vs Mountaintop 70L Internal Frame Hiking Backpack

The main difference between the Gregory Mountain Nano 20 Backpack and the Mountaintop 70L Internal Frame Hiking Backpack is that the Nano 20 Backpack has Tablet Sleeve (Tablet sleeve fits up to 10”) while the 70L Internal Frame Hiking Backpack does not.

Gregory Mountain Products Nano 20 Everyday Outdoor Backpack 1st Front View
Mountaintop 70L Internal Frame Hiking Backpack Front View
Specs Brand Gregory Mountain Mountaintop
Name Nano 20 Backpack 70L Internal Frame Hiking Backpack
Category Backpacking Hiking
Sub Category Hiking Backpacking
Capacity (L) 20L 70L
Dimensions (in) 19.2 x 1.7 x 1 29.9 x 13 x 10.2
Weight (lb) 1.5 2.0
Fabric Nylon Nylon
Color Obsidian Black 10+ colors and patterns
Warranty The Gregory Limited Lifetime Warranty Mountaintop Warranty
Release Date May 31, 2018
Rating 4.0 4.5
Price Under $75 Under $100
General Features Shoulder Straps Air mesh padded shoulder straps S-shaped padded shoulder straps
Sternum / Chest Straps Sternum strap Sternum strap with whistle buckle
Hip Belt / Waist Strap Removable hip belt Padded hip belt with pockets
Water Proof / Water Resistant Water resistant material
Zippers YKK zippers
Main Compartment Access Normal zipped access Top loading access
External Pockets 1 zipped front pocket and 2 side pockets 1 zipped front pocket, bottom compartment, and 2 side pockets
Side Pockets Side pockets can fit water bottle and other accessories Side pockets can fit water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Business & School Features Laptop Sleeve Laptop sleeve
Tablet Sleeve Tablet sleeve fits up to 10”
Travel Features Compression Straps External compression straps
Hiking / Backpacking Features Back Panel Breathable back panel Breathable padded back panel
Rain Cover Rain cover included
Internal / External Frame Dual aluminum internal frame
Ergonomic Ergonomic design
Adjustable Length Torso 8 level height adjuster
Top / Floating Lid Yes
Trekking Pole Holders Yes
Hydration Features Bladder Size Holds 3L water bladder
Hydration Compatible Yes Yes

You're currently comparing the Nano 20 Backpack by Gregory Mountain against the 70L Internal Frame Hiking Backpack by Mountaintop .


Gregory Mountain 's Nano 20 Backpack is a Backpacking backpack with Hiking features while Mountaintop 's 70L Internal Frame Hiking Backpack is a Hiking backpack with Backpacking features.

The Gregory Mountain Nano 20 Backpack has a capacity of 20L (liters), weighs 1.5 pounds and it's dimensions in inches are 19.2 x 1.7 x 1. It's made of Nylon and is available in Obsidian Black in comparison the Mountaintop 70L Internal Frame Hiking Backpack's capacity is 70L with a size of 29.9 x 13 x 10.2 inches. Constructed from Nylon it weighs 2.0 pounds and is available in 10+ colors and patterns.