U Series

U1 U3
Speaking Length of #1 bass string 46.8" 47.5"
Hammer Weight 22 lbs. 22 lbs.
Soundboard Dimension 2137 square inches 2369 square inches
Material Spruce Spruce
Back Post Material Spruce Spruce
V-Pro Plate Yes Yes
Bridge Material Hard Maple Hard Maple
Pinblock Material Hard Maple Hard Maple
Tuning Pins Cut thread Cut thread
Center Pedal Mute Mute
Metal Action Rail Yes Yes
Seasoned for Destination Yes Yes
Soft-Close Fallboard Yes Yes
Keyboard Number of Keys 88 keys -
- 88 keys
Pedals Soft Pedal, Mute Pedal, Damper Pedal Soft Pedal, Mute Pedal, Damper Pedal
Finishes Polished Ebony, Satin Ebony, Satin American Walnut, Polished American Walnut, Polished White, Polished Mahogany Polished Ebony, Polished Mahogany
Also available as Disklavier ES Series: U1E3; Silent Series: U1SG Silent Series: U3SG
Height 48" 52"
Width 60" 60"
Length 24" 26"
Weight 502 lbs. 517 lbs.