The 500 weighs 5.9 ounces and the 1000 weighs 6.0 ounces. These true ultralight reels feature an optimized spool size for maximum casting performance. Features: New mold design. Smooth, ball bearing drive. Digigear? Digital Gear design for speed, power and durability. Composite housing. 1000 size has different spool with longer Stroke Oscillation.