Osprey Exos 58 Mens Backpacking Backpack vs Osprey Porter 46 Carry On Backpack

The main difference between the Osprey Exos 58 Mens Backpacking Backpack and the Osprey Porter 46 Carry On Backpack is that the Exos 58 Mens Backpacking Backpack has Rear Loading Straps (Yes) while the Porter 46 Carry On Backpack does not.

Osprey Exos 58 Mens Backpacking Backpack Front View
Front Osprey Porter 46 Carry On Backpack Back View
Specs Brand Osprey Osprey
Name Exos 58 Mens Backpacking Backpack Porter 46 Carry On Backpack
Category Backpacking Carry On
Sub Category Mens Travel
Capacity (L) 58L 46L
Dimensions (in) 31.5 x16.14 x 14.57 21.5 x 14 x 9
Weight (lb) 2.7 3.3
Fabric 100D High Tenacity Nylon Recycled 500D Nylon Packcloth PFC Free DWR
Color 2 colors and patterns 5 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date February 4, 2015 April 22, 2017
Rating 4.6 4.8
Price Under $250 Under $150
General Features Shoulder Straps Exoform shoulder straps Padded shoulder straps
Sternum / Chest Straps Sternum strap with integrated safety whistle Sternum strap with whistle buckle
Hip Belt / Waist Strap Exoform hipbelt Adjustable hip belt
Main Compartment Access Top loading access Clamshell
External Pockets Front stretch mesh 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 Ice axe attachment with bungee tie-off, accessory cord attachment points, and Stow-on-the-Go trekking pole attachment Reinforced cord loops
Business & School Features Laptop Sleeve Lockable, padded laptop compartment fits up to 15"
Organizer 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
Rear Loading Straps Yes
Hiking / Backpacking Features Back Panel 3D-tensioned breathable mesh backpanel with side ventilation
Load Lifters Yes
Internal / External Frame 4mm Lightwire alloy internal frame
Ventilated Back Yes
Top / Floating Lid Yes
Trekking Pole Holders Yes
Anti Theft Features Lockable Zippers Lockable zipper head
Gym / Sports Features Shoe Compartment Bottom shoe compartment
Hydration Features Bladder Size Holds 3L hydration reservoir
Hydration Compatible Yes

You're currently comparing the Exos 58 Mens Backpacking Backpack by Osprey against the Porter 46 Carry On Backpack by Osprey .


Osprey 's Exos 58 Mens Backpacking Backpack is a Backpacking backpack with Mens features while Osprey 's Porter 46 Carry On Backpack is a Carry On backpack with Travel features.

The Osprey Exos 58 Mens Backpacking Backpack has a capacity of 58L (liters), weighs 2.7 pounds and it's dimensions in inches are 31.5 x16.14 x 14.57. It's made of 100D High Tenacity Nylon and is available in 2 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.