Model Comparison *Bold shows upgrades from the previous model:
The CLP-645 has a remarkable sound and feel. unique within the Clavinova range, the sound of the Yamaha CFX and Bosendorfer is heard through a new two way speaker system consisting of four speakers for absolute clarity and depth.
CLP-645 is the only model in the range to include a NWX Natural Wood keyboard with escapement - previously reserved for the top of the range instruments. This is further enhanced with the new synthetic ebony and ivory key tops.
This is the point in the CLP-600 range where Bluetooth audio is introducing allowing for easy wireless playback from an external device.
Like the CLP-635, the CLP-645 inlcudes 36 sounds, with brand new VRM technology creating the organic resonance of the acoustic grand piano. Further to that, the CP-645 also includes Binaural Sampling for an unmatched headphone experience when playing the Yamaha CFX through headphones.
CLP-645 also inherits all of the features of CLP-635, including the ability to connect a USB memory stick to record and play back real audio files, binaura sampling, music rest clips, 30 rhythms and optional wireless connectivity to iOS devices.
Step Up to CLP-675:
The step up from a CLP-645 to a CLP-675 is marked by many important changes. An improved speaker system, superior GrandTouch keyboard, and refined cabinet design are just the tip of the iceberg.
Step Down to CLP-635:
Many important features are lost when stepping down to a CLP-635 from a CLP-645. The speaker system is reduced by half, and the keyboard action changes from NWX to GH3X. Further to that, Bluetooth audio is not available on CLP-635.