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

The main difference between the CamelBak Classic Light 70oz Backpack and the CamelBak Arete™ 18 Hydration Pack 50 oz Backpack is that the Classic Light 70oz Backpack has Zippers (Nylon zipper with string pulls) while the Arete™ 18 Hydration Pack 50 oz Backpack does not.

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

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


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

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