Osprey Raptor 14 Men's Hydration Backpack vs Osprey Siskin 8 Hydration Backpack

The main difference between the Osprey Raptor 14 Men's Hydration Backpack and the Osprey Siskin 8 Hydration Backpack is that the Raptor 14 Men's Hydration Backpack has Hip Belt / Waist Strap (Stretch mesh zippered hipbelt pockets) while the Siskin 8 Hydration Backpack does not.

Osprey Raptor 14 Men's Hydration Backpack Front View
Osprey Siskin 8 Hydration Backpack Front View
Specs Brand Osprey Osprey
Name Raptor 14 Men's Hydration Backpack Siskin 8 Hydration Backpack
Category Men's Hydration
Sub Category Hydration Outdoor
Capacity (L) 14L 8L
Dimensions (in) 18.9 x 8.7 x 9.8 18.5 x 8.5 x 6.9
Weight (lb) 1.8 1.2
Fabric 210D Nylon Dobby 900x600D Polyester
Color 3 colors and patterns 3 colors and patterns
Warranty Osprey Lifetime Warranty Osprey Lifetime Warranty
Release Date May 3, 2021 December 5, 2018
Rating 4.8 4.8
Price Under $150 Under $100
General Features Shoulder Straps Bike-specific shape harness Adjustable shoulder straps
Sternum / Chest Straps Lightweight sternum strap magnet Adjustable sternum strap with magnetic valve
Hip Belt / Waist Strap Stretch mesh zippered hipbelt pockets
Main Compartment Access Normal zipped access Full front zipped access
External Pockets Stretch mesh front pocket, front zippered stash pocket, and scratch-free, heat-embossed zippered slash pocket Top zipped pocket
Internal Compartments Internal scratch-free slash pocket
Water Bottle No No
Handles Top grab handle Top grab handle
Loops and Attachments LidLock bike helmet attachment, blink light loop attachment LidLock helmet attachment, ;oop for blinky light attachment
Business & School Features Organizer Pocket Bike tool organization in main compartment
Travel Features Compression Straps External compression straps External compression straps
Hiking / Backpacking Features Back Panel Countouring AirScape backpanel Mesh-covered extra deep ridged foam with center air channel
Reflective Safety Strips Reflective accent
Hydration Features Bladder Size Included Osprey Hydraulics® LT 2.5L reservoir by Hydrapak Includes Osprey Hydraulics LT 2.5L reservoir by Hydrapak
Hydration Compatible Yes Yes

You're currently comparing the Raptor 14 Men's Hydration Backpack by Osprey against the Siskin 8 Hydration Backpack by Osprey .


Osprey 's Raptor 14 Men's Hydration Backpack is a Men's backpack with Hydration features while Osprey 's Siskin 8 Hydration Backpack is a Hydration backpack with Outdoor features.

The Osprey Raptor 14 Men's Hydration Backpack has a capacity of 14L (liters), weighs 1.8 pounds and it's dimensions in inches are 18.9 x 8.7 x 9.8. It's made of 210D Nylon Dobby and is available in 3 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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