CamelBak Arete™ 18 Hydration Pack 50 oz Backpack vs CamelBak Classic Light 70oz Backpack

The main difference between the CamelBak Arete™ 18 Hydration Pack 50 oz Backpack and the CamelBak Classic Light 70oz Backpack is that the Arete™ 18 Hydration Pack 50 oz Backpack has Internal Compartments (Zippered pocket) while the Classic Light 70oz Backpack does not.

CamelBak Arete™ 18 Hydration Pack 50 oz Backpack - Front View
CamelBak Classic Light 70oz Backpack - Front View
Specs Brand CamelBak CamelBak
Name Arete™ 18 Hydration Pack 50 oz Backpack Classic Light 70oz Backpack
Category Hydration Hydration
Sub Category Hiking Hiking
Capacity (L) 16.5L 4L
Dimensions (in) 17.7 x 9.5 x 8.6 17.7 x 9.4 x 1
Weight (lb) 1.14 0.41
Fabric 70-denier ripstop nylon Recycled 50-denier ripstop nylon/135-denier polyester
Color Black/Reflective Black
Warranty CamelBak Lifetime Guarantee CamelBak Lifetime Guarantee
Release Date November 2, 2021 December 23, 2020
Rating 3.9 4.5
Price Under $100 Under $100
General Features Shoulder Straps Straight - adjustable padded strap Straight - adjustable strap
Sternum / Chest Straps Removable, adjustable sternum strap Adjustable Sternum Strap
Zippers Nylon zipper with string pulls
Main Compartment Access Flap with buckle and drawstring closures Normal top zip access
External Pockets 3 exterior pockets 1 + main compartment
Internal Compartments Zippered pocket
Side Pockets 2 Side Stretch Pocket
Handles Top grab handle Top grab handle
Loops and Attachments Light Loop
Lightweight Lightweight Lightweight
Business & School Features Laptop Sleeve 15" laptop
Travel Features Compression Straps Cargo compression
Hiking / Backpacking Features Back Panel Padded Air Support™ Light Back Panel
Reflective Safety Strips Yes
Hydration Features Hydration Compatible CRUX™ Reservoir Available

You're currently comparing the Arete™ 18 Hydration Pack 50 oz Backpack by CamelBak against the Classic Light 70oz Backpack by CamelBak .


CamelBak 's Arete™ 18 Hydration Pack 50 oz Backpack is a Hydration backpack with Hiking features while CamelBak 's Classic Light 70oz Backpack is a Hydration backpack with Hiking features.

The CamelBak Arete™ 18 Hydration Pack 50 oz Backpack has a capacity of 16.5L (liters), weighs 1.14 pounds and it's dimensions in inches are 17.7 x 9.5 x 8.6. It's made of 70-denier ripstop nylon and is available in Black/Reflective in comparison the CamelBak Classic Light 70oz Backpack's capacity is 4L with a size of 17.7 x 9.4 x 1 inches. Constructed from Recycled 50-denier ripstop nylon/135-denier polyester it weighs 0.41 pounds and is available in Black.