Thule Stir Alpine 40L Backpack vs Thule Subterra Backpack 34L

The main difference between the Thule Stir Alpine 40L Backpack and the Thule Subterra Backpack 34L is that the Stir Alpine 40L Backpack has Hip Belt / Waist Strap (Hip belt with gear loops) while the Subterra Backpack 34L does not.

Thule Stir Alpine 40L Backpack Front View
Thule Subterra Backpack 34L F View
Specs Brand Thule Thule
Name Stir Alpine 40L Backpack Subterra Backpack 34L
Category Sports Carry On
Sub Category Ski Travel
Capacity (L) 40L 34L
Dimensions (in) 11.42 x 10.24 x 22.83 9.1 x 12.2 x 20.5
Weight (lb) 2.9 2.8
Fabric Coated 210D Robic, 70D Nylon 800D Nylon
Color Obsidian Black
Warranty Thule Guarantee Thule Guarantee
Release Date January 6, 2021 February 3, 2017
Rating 4.8 4.8
Price Under $200 Under $175
General Features Shoulder Straps Padded shoulder straps with stretch pocket for snack Breathable perforated EVA shoulder straps
Sternum / Chest Straps Sternum strap with whistle buckle Sternum strap
Hip Belt / Waist Strap Hip belt with gear loops
Water Proof / Water Resistant Ultra durable material withstands weather and abrasion
Main Compartment Access Top loading and side zipped access Roll top and side zipped access
External Pockets Top floating pocket 1 large front and 1 zipped side pocket
Internal Compartments Internal zippered mesh pockets Interior sleeve and removable packing cube to organize clothes
Side Pockets Side pocket can fit water bottle and other accessories
Water Bottle Yes
Handles Top grab handle Top grab handle
Loops and Attachments External gear attachment system for skis, helmet, ice axe and more
Business & School Features Laptop Sleeve Padded laptop sleeve fits up to 15"
Tablet Sleeve Tablet pocket
Organizer Pocket Front utility pocket with organizer
Travel Features Compression Straps External compression straps
Stowable Straps Removable lid, frame sheet, hip belt padding and sternum strap
Luggage Straps / Trolley Sleeve Luggage pass through
Hiking / Backpacking Features Back Panel Breathable back panel Padded back panel
Load Lifters Yes
Top / Floating Lid Yes
Hydration Features Hydration Compatible Yes

You're currently comparing the Stir Alpine 40L Backpack by Thule against the Subterra Backpack 34L by Thule .


Thule 's Stir Alpine 40L Backpack is a Sports backpack with Ski features while Thule 's Subterra Backpack 34L is a Carry On backpack with Travel features.

The Thule Stir Alpine 40L Backpack has a capacity of 40L (liters), weighs 2.9 pounds and it's dimensions in inches are 11.42 x 10.24 x 22.83 . It's made of Coated 210D Robic, 70D Nylon and is available in Obsidian in comparison the Thule Subterra Backpack 34L's capacity is 34L with a size of 9.1 x 12.2 x 20.5 inches. Constructed from 800D Nylon it weighs 2.8 pounds and is available in Black.