The main difference between the Osprey Porter 46 Carry On Backpack and the Osprey Siskin 8 Hydration Backpack is that the Porter 46 Carry On Backpack has Hip Belt / Waist Strap (Adjustable hip belt) while the Siskin 8 Hydration Backpack does not.
Specs | Brand | Osprey | Osprey |
Name | Porter 46 Carry On Backpack | Siskin 8 Hydration Backpack | |
Category | Carry On | Hydration | |
Sub Category | Travel | Outdoor | |
Capacity (L) | 46L | 8L | |
Dimensions (in) | 21.5 x 14 x 9 | 18.5 x 8.5 x 6.9 | |
Weight (lb) | 3.3 | 1.2 | |
Fabric | Recycled 500D Nylon Packcloth PFC Free DWR | 900x600D Polyester | |
Color | 5 colors and patterns | 3 colors and patterns | |
Warranty | Osprey Lifetime Warranty | Osprey Lifetime Warranty | |
Release Date | April 22, 2017 | December 5, 2018 | |
Rating | 4.8 | 4.8 | |
Price | Under $150 | Under $100 | |
General Features | Shoulder Straps | Padded shoulder straps | Adjustable shoulder straps |
Sternum / Chest Straps | Sternum strap with whistle buckle | Adjustable sternum strap with magnetic valve | |
Hip Belt / Waist Strap | Adjustable hip belt | ||
Main Compartment Access | Clamshell | Full front zipped access | |
External Pockets | 1 top, front, bottom and back zipped pocket | Top zipped pocket | |
Internal Compartments | Internal scratch-free slash pocket | ||
Side Pockets | Dual internal side pockets | ||
Water Bottle | No | No | |
Handles | Padded top and side handles | Top grab handle | |
Loops and Attachments | Reinforced cord loops | LidLock helmet attachment, ;oop for blinky light attachment | |
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 | Internal and external compression straps | External compression straps | |
Stowable Straps | Stowaway harness and hip belt | ||
Luggage Straps / Trolley Sleeve | Padded luggage handle pass-through | ||
Hiking / Backpacking Features | Back Panel | Mesh-covered extra deep ridged foam with center air channel | |
Reflective Safety Strips | Reflective accent | ||
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 by Hydrapak | |
Hydration Compatible | Yes |
Osprey 's Porter 46 Carry On Backpack is a Carry On backpack with Travel features while Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features.
The Osprey Porter 46 Carry On Backpack has a capacity of 46L (liters), weighs 3.3 pounds and it's dimensions in inches are 21.5 x 14 x 9. It's made of Recycled 500D Nylon Packcloth PFC Free DWR and is available in 5 colors and patterns in comparison the Osprey Siskin 8 Hydration Backpack's capacity is 8L with a size of 18.5 x 8.5 x 6.9 inches. Constructed from 900x600D Polyester it weighs 1.2 pounds and is available in 3 colors and patterns.
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