TETON Sports Mountain Adventurer 4000 Backpack vs Mountaintop 40L Hiking Backpack

The main difference between the TETON Sports Mountain Adventurer 4000 Backpack and the Mountaintop 40L Hiking Backpack is that the Mountain Adventurer 4000 Backpack has Loops and Attachments (Exterior and interior gear loops) while the 40L Hiking Backpack does not.

TETON Sports Mountain Adventurer 4000 Backpack Front View
Mountaintop 40L Hiking Backpack FRont View
Specs Brand TETON Sports Mountaintop
Name Mountain Adventurer 4000 Backpack 40L Hiking Backpack
Category Hiking Hiking
Sub Category Backpacking Outdoor
Capacity (L) 66L 40L
Dimensions (in) 27 x 12 x 10 20.1 x 13.8 x 6.3
Weight (lb) 5.3 2.1
Fabric 420D Black Oxford 1000mm WR Polyester
Color Black 20+ colors and patterns
Warranty TETON Sports Lifetime Warranty Mountaintop Warranty
Release Date September 25, 2019 August 1, 2016
Rating 4.6 4.6
Price Under $150 Under $50
General Features Shoulder Straps Ergonomic shoulder straps S-curve sponge padded shoulder strap
Sternum / Chest Straps Sternum strap with whistle Elastic chest strap
Hip Belt / Waist Strap Waist belt with split wishbone construction Adjustable waist belt
Water Proof / Water Resistant Water resistant material
Zippers YKK zippers
Main Compartment Access Top loading access Normal zipped access
External Pockets Reverse U pocket, sleeping bag compartment, waist belt pocket, and 4 side pockets Zipped top, middle and bottom pockets plus two side pockets
Internal Compartments Spacious main compartment with pockets
Side Pockets Side pockets can fit water bottle and other acccessories Side pockets can fit water bottle or umbrella
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Exterior and interior gear loops
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
Rear Loading Straps Yes
Hiking / Backpacking Features Back Panel Padded back panel Breathable padded back panel
Rain Cover Rain cover included
Load Lifters Yes
Internal / External Frame Internal frame
Ventilated Back Air diversion back system
Adjustable Length Torso Adjustable 15-20" torso length
Hip Belt Pockets Yes
Top / Floating Lid Removeable hood
Trekking Pole Holders Hiking pole attachment
Gym / Sports Features Shoe Compartment Bottom compartment for shoes
Hydration Features Bladder Size Holds 3L hydration bladder
Hydration Compatible Yes

You're currently comparing the Mountain Adventurer 4000 Backpack by TETON Sports against the 40L Hiking Backpack by Mountaintop .


TETON Sports 's Mountain Adventurer 4000 Backpack is a Hiking backpack with Backpacking features while Mountaintop 's 40L Hiking Backpack is a Hiking backpack with Outdoor features.

The TETON Sports Mountain Adventurer 4000 Backpack has a capacity of 66L (liters), weighs 5.3 pounds and it's dimensions in inches are 27 x 12 x 10. It's made of 420D Black Oxford 1000mm WR and is available in Black 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.