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

The main difference between the Mountaintop 40L Hiking Backpack and the Mountaintop 70L Internal Frame Hiking Backpack is that the 40L Hiking Backpack has Internal Compartments (Spacious main compartment with pockets) while the 70L Internal Frame Hiking Backpack does not.

Mountaintop 40L Hiking Backpack FRont View
Mountaintop 70L Internal Frame Hiking Backpack Front View
Specs Brand Mountaintop Mountaintop
Name 40L Hiking Backpack 70L Internal Frame Hiking Backpack
Category Hiking Hiking
Sub Category Outdoor Backpacking
Capacity (L) 40L 70L
Dimensions (in) 20.1 x 13.8 x 6.3 29.9 x 13 x 10.2
Weight (lb) 2.1 2.0
Fabric Polyester Nylon
Color 20+ colors and patterns 10+ colors and patterns
Warranty Mountaintop Warranty Mountaintop Warranty
Release Date August 1, 2016 May 31, 2018
Rating 4.6 4.5
Price Under $50 Under $100
General Features Shoulder Straps S-curve sponge padded shoulder strap S-shaped padded shoulder straps
Sternum / Chest Straps Elastic chest strap Sternum strap with whistle buckle
Hip Belt / Waist Strap Adjustable waist belt Padded hip belt with pockets
Water Proof / Water Resistant Water resistant material Water resistant material
Zippers YKK zippers YKK zippers
Main Compartment Access Normal zipped access Top loading access
External Pockets Zipped top, middle and bottom pockets plus two side pockets 1 zipped front pocket, bottom compartment, and 2 side pockets
Internal Compartments Spacious main compartment with pockets
Side Pockets Side pockets can fit water bottle or umbrella Side pockets can fit water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Business & School Features Laptop Sleeve Laptop pocket fits up to 17" Laptop sleeve
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
Hiking / Backpacking Features Back Panel Breathable padded back panel Breathable padded back panel
Rain Cover Rain cover included Rain cover included
Internal / External Frame Dual aluminum internal frame
Ergonomic Ergonomic design
Ventilated Back Air diversion back system
Adjustable Length Torso 8 level height adjuster
Top / Floating Lid Yes
Trekking Pole Holders Hiking pole attachment Yes
Gym / Sports Features Shoe Compartment Bottom compartment for shoes
Hydration Features Bladder Size Holds 3L water bladder
Hydration Compatible Yes

You're currently comparing the 40L Hiking Backpack by Mountaintop against the 70L Internal Frame Hiking Backpack by Mountaintop .


Mountaintop 's 40L Hiking Backpack is a Hiking backpack with Outdoor features while Mountaintop 's 70L Internal Frame Hiking Backpack is a Hiking backpack with Backpacking features.

The Mountaintop 40L Hiking Backpack has a capacity of 40L (liters), weighs 2.1 pounds and it's dimensions in inches are 20.1 x 13.8 x 6.3 . It's made of Polyester and is available in 20+ colors and patterns 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.