Osprey Syncro 20 Hydration Backpack vs Osprey Porter 46 Carry On Backpack

The main difference between the Osprey Syncro 20 Hydration Backpack and the Osprey Porter 46 Carry On Backpack is that the Syncro 20 Hydration Backpack has Back Panel (AirSpeed backpanel ) while the Porter 46 Carry On Backpack does not.

Osprey Syncro 20 Hydration Backpack Front View
Front Osprey Porter 46 Carry On Backpack Back View
Specs Brand Osprey Osprey
Name Syncro 20 Hydration Backpack Porter 46 Carry On Backpack
Category Hydration Carry On
Sub Category Outdoor Travel
Capacity (L) 20L 46L
Dimensions (in) 18.9 x 10.4 x 10.6 21.5 x 14 x 9
Weight (lb) 1.9 3.3
Fabric 100D Nylon Mini Honey Comb Recycled 500D Nylon Packcloth PFC Free DWR
Color 3 colors and patterns 5 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date December 28, 2018 April 22, 2017
Rating 4.9 4.8
Price Under $150 Under $150
General Features Shoulder Straps Bike-specific wing shaped shoulder straps Padded shoulder straps
Sternum / Chest Straps Adjustable sternum strap with magnetic valve Sternum strap with whistle buckle
Hip Belt / Waist Strap Airmesh wrap hipbelt with pockets Adjustable hip belt
Main Compartment Access Normal zipped access Clamshell
External Pockets Front stretch mesh pocket, scratch-free top slash pocket, and 2 side pockets 1 top, front, bottom and back zipped pocket
Side Pockets Side pockets can fit water bottle Dual internal side pockets
Water Bottle Yes No
Handles Top grab handle Padded top and side handles
Loops and Attachments LidLock helmet carry, light loop attachment Reinforced cord loops
Business & School Features Laptop Sleeve Lockable, padded laptop compartment fits up to 15"
Organizer Pocket Zippered tool organization pocket Front utility pocket with organizer
Travel Features Carry-on Size Compliant 44.5 linear inches carry on size compliant
Compression Straps External compression straps Internal and external compression straps
Stowable Straps Stowaway harness and hip belt
Luggage Straps / Trolley Sleeve Padded luggage handle pass-through
Hiking / Backpacking Features Back Panel AirSpeed backpanel
Rain Cover Integrated removable high-visibility raincover
Load Lifters Yes
Hip Belt Pockets Yes
Anti Theft Features Lockable Zippers Lockable zipper head
Gym / Sports Features Shoe Compartment Bottom shoe compartment
Hydration Features Bladder Size Includes Osprey Hydraulics® LT 2.5L reservoir
Hydration Compatible Yes

You're currently comparing the Syncro 20 Hydration Backpack by Osprey against the Porter 46 Carry On Backpack by Osprey .


Osprey 's Syncro 20 Hydration Backpack is a Hydration backpack with Outdoor features while Osprey 's Porter 46 Carry On Backpack is a Carry On backpack with Travel features.

The Osprey Syncro 20 Hydration Backpack has a capacity of 20L (liters), weighs 1.9 pounds and it's dimensions in inches are 18.9 x 10.4 x 10.6. It's made of 100D Nylon Mini Honey Comb and is available in 3 colors and patterns in comparison the Osprey Porter 46 Carry On Backpack's capacity is 46L with a size of 21.5 x 14 x 9 inches. Constructed from Recycled 500D Nylon Packcloth PFC Free DWR it weighs 3.3 pounds and is available in 5 colors and patterns.