TOPSKY Sports 70L Internal Frame Hiking Backpack vs Gregory Mountain Nano 20 Backpack

The main difference between the TOPSKY Sports Internal Frame Hiking Backpack and the Gregory Mountain Nano 20 Backpack is that the Internal Frame Hiking Backpack has Water Proof / Water Resistant (Waterproof material) while the Nano 20 Backpack does not.

Gregory Mountain Products Nano 20 Everyday Outdoor Backpack 1st Front View
Specs Brand TOPSKY Sports Gregory Mountain
Name Internal Frame Hiking Backpack Nano 20 Backpack
Category Hiking Backpacking
Sub Category Outdoor Hiking
Capacity (L) 70L 20L
Dimensions (in) 11.81 x 11.81 x 29.53 19.2 x 1.7 x 1
Weight (lb) 4.4 1.5
Fabric 100% Nylon Nylon
Color Cyan, Green, Orange Obsidian Black
Warranty TOPSKY Sports Warranty The Gregory Limited Lifetime Warranty
Release Date October 19, 2015
Rating 4.3 4.0
Price Under $75 Under $75
General Features Shoulder Straps Deep and dense padded shoulder straps Air mesh padded shoulder straps
Sternum / Chest Straps Adjustable sternum strap with whistle buckle Sternum strap
Hip Belt / Waist Strap Padded hip belt Removable hip belt
Water Proof / Water Resistant Waterproof material
Zippers SBS zipper
Main Compartment Access Drawstring access with top floating lid Normal zipped access
External Pockets 1 bottom pocket, 2 hip belt pockets, and 2 side pockets 1 zipped front pocket and 2 side pockets
Internal Compartments Main compartment have dividers and hydration bladder compartment with external access
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle and other accessories
Water Bottle Yes Yes
Handles Top grab handle
Loops and Attachments D-shape hook, daisy chains, bottom loops, soft latching loops, and water pipe
Business & School Features Tablet Sleeve Tablet sleeve fits up to 10”
Travel Features Compression Straps External compression straps
Expandable The top can expand the pack and increase the capacity by 10 liters
Rear Loading Straps Yes
Hiking / Backpacking Features Back Panel Breathable back panel
Rain Cover Yes
Internal / External Frame Internal frame
Hip Belt Pockets 2 hip belt pockets
Top / Floating Lid Yes
Trekking Pole Holders Yes
Reflective Safety Strips Reflective strip design
Gym / Sports Features Shoe Compartment Bottom compartment for shoes or sleeping bag
Hydration Features Hydration Compatible Yes Yes

You're currently comparing the Internal Frame Hiking Backpack by TOPSKY Sports against the Nano 20 Backpack by Gregory Mountain .


TOPSKY Sports 's Internal Frame Hiking Backpack is a Hiking backpack with Outdoor features while Gregory Mountain 's Nano 20 Backpack is a Backpacking backpack with Hiking features.

The TOPSKY Sports Internal Frame Hiking Backpack has a capacity of 70L (liters), weighs 4.4 pounds and it's dimensions in inches are 11.81 x 11.81 x 29.53. It's made of 100% Nylon and is available in Cyan, Green, Orange in comparison the Gregory Mountain Nano 20 Backpack's capacity is 20L with a size of 19.2 x 1.7 x 1 inches. Constructed from Nylon it weighs 1.5 pounds and is available in Obsidian Black.