TOPSKY Sports 70L Internal Frame Hiking Backpack vs Mountaintop 40L Hiking Backpack

The main difference between the TOPSKY Sports Internal Frame Hiking Backpack and the Mountaintop 40L Hiking Backpack is that the Internal Frame Hiking Backpack has Loops and Attachments (D-shape hook, daisy chains, bottom loops, soft latching loops, and water pipe) while the 40L Hiking Backpack does not.

Mountaintop 40L Hiking Backpack FRont View
Specs Brand TOPSKY Sports Mountaintop
Name Internal Frame Hiking Backpack 40L Hiking Backpack
Category Hiking Hiking
Sub Category Outdoor Outdoor
Capacity (L) 70L 40L
Dimensions (in) 11.81 x 11.81 x 29.53 20.1 x 13.8 x 6.3
Weight (lb) 4.4 2.1
Fabric 100% Nylon Polyester
Color Cyan, Green, Orange 20+ colors and patterns
Warranty TOPSKY Sports Warranty Mountaintop Warranty
Release Date October 19, 2015 August 1, 2016
Rating 4.3 4.6
Price Under $75 Under $50
General Features Shoulder Straps Deep and dense padded shoulder straps S-curve sponge padded shoulder strap
Sternum / Chest Straps Adjustable sternum strap with whistle buckle Elastic chest strap
Hip Belt / Waist Strap Padded hip belt Adjustable waist belt
Water Proof / Water Resistant Waterproof material Water resistant material
Zippers SBS zipper YKK zippers
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 Zipped top, middle and bottom pockets plus two side pockets
Internal Compartments Main compartment have dividers and hydration bladder compartment with external access Spacious main compartment with pockets
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle or umbrella
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 Laptop Sleeve Laptop pocket fits up to 17"
Tablet Sleeve Separate tablet pocket
Organizer Pocket Front utility pocket
Travel Features Carry-on Size Compliant 40.2 linear inches carry on size compliant
Compression Straps External 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 padded back panel
Rain Cover Yes Rain cover included
Internal / External Frame Internal frame
Ventilated Back Air diversion back system
Hip Belt Pockets 2 hip belt pockets
Top / Floating Lid Yes
Trekking Pole Holders Yes Hiking pole attachment
Reflective Safety Strips Reflective strip design
Gym / Sports Features Shoe Compartment Bottom compartment for shoes or sleeping bag Bottom compartment for shoes
Hydration Features Hydration Compatible Yes

You're currently comparing the Internal Frame Hiking Backpack by TOPSKY Sports against the 40L Hiking Backpack by Mountaintop .


TOPSKY Sports 's Internal Frame Hiking Backpack is a Hiking backpack with Outdoor features while Mountaintop 's 40L Hiking Backpack is a Hiking backpack with Outdoor 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 Mountaintop 40L Hiking Backpack's capacity is 40L with a size of 20.1 x 13.8 x 6.3 inches. Constructed from Polyester it weighs 2.1 pounds and is available in 20+ colors and patterns.